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Home Products Resistors Through Hole Resistors~~HVR3700001133FR500~~

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HVR3700001133FR500 - Vishay Beyschlag/Draloric/BC Components

Name: Vishay Beyschlag/Draloric/BC Components HVR3700001133FR500
Brand: Vishay Beyschlag/Draloric/BC Components
SKU: HVR3700001133FR500
Availability: InStock
Rating: 5 (9 reviews)

Manufacturer Part Number: HVR3700001133FR500

Manufacturer: Draloric/Vishay

Allelco Part Number: 98D-HVR3700001133FR500

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 165,918 pcs available, New & Original

Parts Description: RES 113K OHM 1/2W 1% AXIAL

Package: Axial

Data sheet: HVR3700001133FR.pdf

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Specifications

HVR3700001133FR500 Tech Specifications
Vishay Beyschlag/Draloric/BC Components - HVR3700001133FR500 technical specifications, attributes, parameters and parts with similar specifications to Vishay Beyschlag/Draloric/BC Components - HVR3700001133FR500

Product Attribute	Attribute Value
Manufacturer	Draloric/Vishay
Tolerance	±1%
Temperature Coefficient	±200ppm/°C
Supplier Device Package	Axial
Size / Dimension	0.157' Dia x 0.394' L (4.00mm x 10.00mm)
Series	HVR37
Resistance	113 kOhms
Power (Watts)	0.5W, 1/2W

Product Attribute	Attribute Value
Package / Case	Axial
Package	Tape & Reel (TR)
Operating Temperature	-55°C ~ 155°C
Number of Terminations	2
Height - Seated (Max)	-
Features	Flame Retardant Coating, High Voltage, Pulse Withstanding, Safety
Failure Rate	-
Composition	Metal Film

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	Not Applicable
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8533.21.0090

Frequently Asked Questions(FAQ)

What makes the HVR3700001133FR500 suitable for high-voltage applications compared to standard metal film resistors?: The HVR3700001133FR500 is engineered specifically for high-voltage environments with pulse-withstanding capability and flame-retardant coating. Unlike general-purpose metal film resistors, this component withstands transient voltage spikes and surge conditions common in power supply circuits, switching regulators, and industrial control systems. The 113 kOhm value paired with 0.5W rating and high-voltage design makes it suitable for biasing networks in high-voltage amplifiers, voltage dividers in precision measurement circuits operating at elevated potentials, and protective networks in AC mains-derived supplies. The flame-retardant coating adds a layer of safety compliance for equipment subject to strict safety standards.

How does the ±1% tolerance of the HVR3700001133FR500 affect design margins in precision voltage divider applications?: The ±1% tolerance of the HVR3700001133FR500 ensures predictable ratio accuracy when paired with matched components in voltage divider networks. For a two-resistor divider using the HVR3700001133FR500 as the high-side element, tolerance stack-up remains within ±2% when the low-side resistor matches tolerance. This accuracy level supports applications requiring output voltage regulation within 2–3%, such as feedback networks in linear regulators or sensor signal conditioning circuits. In contrast, 5% tolerance resistors would introduce ±10% divider error under worst-case conditions. The 113 kOhm value allows high-impedance biasing networks while maintaining acceptable temperature drift—the ±200ppm/°C coefficient contributes only ±0.02% change over a 100°C temperature span, meeting requirements in instrumentation and precision analog circuits.

What thermal management considerations apply when using the HVR3700001133FR500 at full 0.5W dissipation?: Operating the HVR3700001133FR500 at rated 0.5W dissipation generates approximately 7.5mW per 1000 ohm load (113 kΩ at full power corresponds to ~67V stress). At full power, the component exhibits self-heating that raises junction temperature above ambient by roughly 150–200°C, depending on board airflow and thermal coupling. For the HVR3700001133FR500 operating in a 25°C ambient environment, actual chip temperature may reach 175–225°C, pushing toward the 155°C maximum rating. In enclosed or thermally constrained layouts, derate to 0.3–0.4W to maintain 50°C design margin. PCB copper pour, component spacing, and forced-air cooling improve thermal performance. Applications including power supply bias networks and high-voltage test circuits should account for this heating when calculating feedback network stability and output impedance over temperature.

How does the axial through-hole design of the HVR3700001133FR500 compare to surface-mount alternatives for prototype and legacy system repair?: The HVR3700001133FR500 axial through-hole package offers direct compatibility with breadboards, perfboard layouts, and hand-soldered prototypes without requiring adapters or specialized equipment. The 0.157" diameter × 0.394" length (4.00mm × 10.00mm) footprint mounts vertically or horizontally on standard 0.1" grid layouts, easing manual routing and component replacement in field service environments. Surface-mount equivalents would demand reflow soldering, stencil alignment, and rework tools, introducing process overhead for low-volume builds or repairs. However, axial resistors occupy more board real estate than 0603 or 0805 SMD packages—a design trade-off favoring accessibility over density. For production volumes below 10,000 units annually or maintenance-critical designs, the HVR3700001133FR500 axial approach justifies the space penalty; higher volumes may benefit from migrating to flame-retardant SMD metal film alternatives.

Why does the HVR3700001133FR500 specify ±200ppm/°C temperature coefficient, and how does this affect long-term circuit stability?: The ±200ppm/°C temperature coefficient of the HVR3700001133FR500 reflects the inherent drift behavior of metal film construction—the resistive element's sheet resistance changes predictably with thermal energy. Over a 100°C operating range (-55°C to +155°C ambient window), a 113 kOhm HVR3700001133FR500 experiences approximately ±2.26kΩ absolute drift in worst-case scenarios (113kΩ × 200ppm/°C × 100°C = ±2.26kΩ). For voltage divider applications, this translates to ±2% output shift across temperature, acceptable in many industrial control and power management designs. Precision measurement circuits requiring <0.5% stability should employ temperature compensation techniques—parallel thermistors, external trim networks, or analog temperature sensors combined with digital correction. The ±200ppm/°C rating represents a compromise between stability and cost; precision wirewound resistors achieve ±25ppm/°C but at significantly higher cost and physical size, making the HVR3700001133FR500 a practical choice for designs balancing performance and manufacturing economy.

Can the HVR3700001133FR500 reliably handle repetitive voltage transients and surge conditions typical in industrial environments?: Yes—the HVR3700001133FR500 incorporates pulse-withstanding capability designed to absorb brief, high-energy transient events without permanent degradation. Industrial environments, AC mains switching, and inductive load circuits generate repetitive voltage spikes (microsecond-range pulses exceeding steady-state ratings by 3–10×). The HVR3700001133FR500 withstands these events through robust metal film construction and careful lead bonding; typical surge handling reaches 10–20× rated power for 10–100μs pulse durations. In practice, this enables use in switching power supply feedback networks, relay driver biasing circuits, and protective voltage dividers downstream of motor drives. However, designers should pair the HVR3700001133FR500 with appropriate transient suppression—series ferrite beads, parallel film capacitors, or varistor clamps—to manage peak voltage stress and extend component life beyond minimum survival thresholds to true reliability targets in mission-critical applications.

What are the practical soldering and assembly considerations specific to the HVR3700001133FR500 axial package?: The HVR3700001133FR500 axial through-hole construction requires wave soldering or hand soldering through plated holes, with lead-free solder compatibility confirmed by RoHS3 compliance. The 4.00mm diameter body and 10.00mm length permit standard PCB mounting at typical 0.6–1.0mm hole diameters; over-drilling risks loss of mechanical retention and pad lift. Lead spacing and bend radius should follow IPC-A-610 guidelines—avoid sharp bends near the component body, as metal film resistor leads are more brittle than wirewound designs. For automated wave soldering, use standard preheat profiles (180–200°C for 60–90 seconds) followed by solder wave exposure at 245–260°C for 3–5 seconds; excessive dwell time (>10 seconds at soldering temperature) risks delamination of the flame-retardant coating and internal element degradation. Manual soldering should employ temperature-controlled irons (350–400°C tip) with dwell times under 5 seconds per lead. Post-soldering cleaning with isopropyl alcohol removes flux residues and prevents humidity-induced leakage in high-impedance bias networks.

How does the flame-retardant coating on the HVR3700001133FR500 affect its behavior in safety-critical and UL/IEC-certified equipment designs?: The HVR3700001133FR500 flame-retardant coating contributes to UL94-V0 compliance and helps equipment meet flammability thresholds required for UL, IEC, and international safety certifications. In failure modes—such as overvoltage-induced thermal runaway or short-circuit conditions—the coating suppresses propagating burns and limits flame spread to the component footprint rather than tracking across the PCB. This behavior is particularly significant in consumer electronics, medical devices, and industrial controls where fire safety margins drive insurance ratings and regulatory approval. The coating does not improve electrical performance or thermal dissipation; it is purely a safety feature addressing worst-case failure scenarios. Designers should note that the flame-retardant layer adds approximately 0.1–0.2mm to nominal body diameter, requiring verification against PCB layout density constraints and confirming that lead spacing accommodates this tolerance in high-density designs. Compliance documentation for the HVR3700001133FR500 flame-retardant formulation should be confirmed with the distributor or manufacturer when submitting equipment for formal safety certification.

What is the difference between selecting the HVR3700001133FR500 versus a standard 1% metal film resistor for a precision instrumentation front-end?: The HVR3700001133FR500 is optimized for high-voltage, pulse-withstanding environments rather than precision DC measurement. Standard 1% metal film resistors (without high-voltage and flame-retardant features) may exhibit superior long-term stability, lower noise floors, and cost advantages in bench instrumentation, data acquisition conditioning networks, and laboratory equipment operating below 500V. However, in high-voltage sensor interfaces—such as high-impedance probes, thermocouple amplifier input networks, or measurement bridges in high-potential industrial environments—the HVR3700001133FR500 provides critical pulse immunity and safety margins absent in commodity resistors. For precision requirements combined with high-voltage stress, the HVR3700001133FR500 represents the practical compromise; if pure DC precision is paramount and voltage stress is absent, standard 1% metal film alternatives may offer better noise and drift performance. Designers should evaluate worst-case transient exposure and safety requirements before concluding that a lower-cost resistor is sufficient.

How does the -55°C to +155°C operating temperature range of the HVR3700001133FR500 constrain its use in extreme environment applications?: The HVR3700001133FR500 supports a -55°C to +155°C operating window, typical of industrial and military-grade components but narrower than some extended-range alternatives. At -55°C, the component experiences maximum positive resistance shift (approximately +0.2% drift from 25°C baseline due to negative temperature coefficient), while thermal contraction of lead bonds and solder joints increases mechanical stress on through-hole connections in thermal cycling profiles. At +155°C, the component approaches thermal design limits and exhibits maximum positive resistance drift (another +0.2% excursion in the opposite direction). Applications in automotive engine compartments (-40°C to +125°C ambient, potentially +155°C component level during transients) fall within specification but require thermal analysis. Cryogenic or aerospace applications below -55°C would require component derating or alternative materials (wirewound resistors, precision thin-film devices). Similarly, furnace-proximity or concentrated solar thermal environments exceeding +155°C necessitate heat sinking or repositioning. For designs spanning this full thermal range, the HVR3700001133FR500 supports robust operation, but component self-heating during 0.5W dissipation at high ambient temperatures may push junction conditions beyond the 155°C absolute maximum, necessitating thermal simulation and potential power derating.

Why is the 113 kOhm value of the HVR3700001133FR500 commonly chosen for high-voltage feedback networks in power supply designs?: The 113 kOhm value of the HVR3700001133FR500 balances high-impedance biasing requirements with practical manufacturing tolerances and noise immunity. In flyback or forward converter feedback dividers, a 113 kOhm upper resistor coupled to a 10 kOhm lower element produces approximately 11.3:1 voltage division—enabling feedback from 300–400V output rails to 25–35V reference levels compatible with PWM controller inputs. The high impedance minimizes output loading on the sense network and reduces power dissipation in precision voltage dividers for applications requiring minimal auxiliary current draw. Compared to lower values (e.g., 47 kOhm), the 113 kOhm HVR3700001133FR500 reduces divider current to <5mA at typical 500V inputs, cutting resistor power dissipation and thermal stress. However, higher impedances (220 kOhm, 470 kOhm) introduce increased noise susceptibility and may require additional RC filtering or shielding in noisy switching environments. The 113 kOhm value of the HVR3700001133FR500 represents a historical industry standard for this trade-off, appearing in numerous reference designs for offline converters, making component sourcing and design precedent readily available.

How should the HVR3700001133FR500 be specified in a bill of materials to ensure correct procurement and avoid confusion with similar part numbers?: When specifying the HVR3700001133FR500 in procurement documents, include the complete manufacturer part number (HVR3700001133FR500), manufacturer name (Vishay Beyschlag/Draloric/BC Components), and key parameters: 113 kOhm ±1% 0.5W axial metal film with flame-retardant coating. Avoid abbreviated specifications (e.g., '113K 1% 1/2W resistor') which introduce ambiguity regarding high-voltage capability, pulse withstanding, and flame-retardant features. Distributors may list equivalent part numbers under different packaging batches or regional variants; confirming the HVR3700001133FR500 manufacturer part number directly with the supplier prevents substitution with non-qualified alternatives lacking pulse withstanding or flame-retardant properties. In safety-critical applications requiring certification documentation, explicitly reference RoHS3 compliance and request flame-retardant formulation certification for the HVR3700001133FR500 lot supplied. Lead-time and allocation risks increase during component shortages; specifying alternative manufacturers' high-voltage metal film 113 kOhm 1% 0.5W resistors (e.g., Vishay MKT1817 series, KEMET R82, or KOA RK73H series) in the design supports supply chain flexibility while maintaining electrical equivalence.

What moisture and humidity exposure risks exist for the HVR3700001133FR500, and how does this influence PCB design and conformal coating decisions?: The HVR3700001133FR500 metal film construction with flame-retardant coating exhibits moderate resistance to atmospheric moisture; however, extended exposure to high humidity (>95% RH) or saltwater spray can promote corrosion of lead bond points and internal metallization over months to years. The 'Not Applicable' MSL (Moisture Sensitivity Level) rating indicates the component does not require baked-dry storage prior to soldering—typical of through-hole axial resistors, which tolerate standard warehouse conditions without specialized handling. However, in marine equipment, high-humidity tropical installations, or outdoor industrial controls, moisture ingress through solder joints and along lead terminations can increase leakage current and alter resistance over time, particularly in high-impedance bias networks where leakage becomes measurable. PCB design should employ proper solder mask coverage extending to lead terminations, avoiding solder wicking that exposes lead interfaces to atmospheric moisture. In moisture-sensitive applications, conformal coating (acrylic or urethane) applied post-assembly provides a hydrophobic barrier protecting the HVR3700001133FR500 and surrounding traces from humidity-driven degradation. For equipment operating in harsh environments (salt fog, rain exposure), parylene or silicone conformal coatings provide superior moisture protection compared to acrylic, though at increased manufacturing cost and potential outgassing concerns in sealed enclosures.

Parts with Similar Specifications

The three parts on the right have similar specifications to Vishay Beyschlag/Draloric/BC Components HVR3700001133FR500

Product Attribute
Part Number	HVR3700001153FR500	HVR3700001183FR500	HVR3700001103FR500	HVR3700001134FR500
Manufacturer	Vishay Beyschlag/Draloric/BC Components	Vishay Beyschlag/Draloric/BC Components	Vishay Beyschlag/Draloric/BC Components	Vishay Beyschlag/Draloric/BC Components
Height - Seated (Max)	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Tolerance	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Series	-	-	-	-
Size / Dimension	-	-	-	-
Features	-	-	-	Simultaneous Sampling
Number of Terminations	-	-	-	-
Temperature Coefficient	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Resistance	-	-	-	-
Power (Watts)	-	-	-	-
Composition	-	-	-	-
Failure Rate	-	-	-	-

HVR3700001133FR500 Datasheet PDF

Download HVR3700001133FR500 pdf datasheets and Vishay Beyschlag/Draloric/BC Components documentation for HVR3700001133FR500 - Vishay Beyschlag/Draloric/BC Components.

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HTML Datasheet: HVR25,37 Series Datasheet.pdf

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