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HomeProductsIntegrated Circuits (ICs)Linear - Amplifiers - Instrumentation, OP Amps, Buffer AmpsEL5205IS-T7
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EL5205IS-T7 - Renesas Electronics America Inc

Manufacturer Part Number
EL5205IS-T7
Manufacturer
Renesas Electronics Corporation
Allelco Part Number
98D-EL5205IS-T7
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
7,217 pcs available, New & Original
Parts Description
IC VOLTAGE FEEDBACK 2 CIRC 8SOIC
Package
8-SOIC
Data sheet
EL5205IS-T7.pdf
RoHs Status
 
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Specifications

EL5205IS-T7 Tech Specifications
Renesas Electronics America Inc - EL5205IS-T7 technical specifications, attributes, parameters and parts with similar specifications to Renesas Electronics America Inc - EL5205IS-T7

Product Attribute Attribute Value
Manufacturer Renesas Electronics Corporation
Voltage - Supply Span (Min) 4 V
Voltage - Supply Span (Max) 13.2 V
Voltage - Input Offset 3 mV
Supplier Device Package 8-SOIC
Slew Rate 3000V/µs
Series -
Package / Case 8-SOIC (0.154", 3.90mm Width)
Package Tape & Reel (TR)
Output Type -
Product Attribute Attribute Value
Operating Temperature -40°C ~ 85°C
Number of Circuits 2
Mounting Type Surface Mount
Current - Supply 9.5mA (x2 Channels)
Current - Output / Channel 160 mA
Current - Input Bias 8 µA
Base Product Number EL5205
Amplifier Type Voltage Feedback
-3db Bandwidth 700 MHz

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99

Frequently Asked Questions(FAQ)

How does the EL5205IS-T7 compare to the LT1816IS8#PBF in terms of bandwidth and slew rate for high-speed signal conditioning applications?
The EL5205IS-T7 offers a -3dB bandwidth of 700 MHz and a slew rate of 3000 V/µs, which are both higher than those of the LT1816IS8#PBF. While the LT1816 typically provides a slew rate around 2400 V/µs and a bandwidth near 450 MHz under similar conditions, the EL5205IS-T7 delivers superior dynamic performance due to its advanced internal compensation and optimized transconductance architecture. This makes it more suitable for demanding applications requiring fast settling times and minimal distortion in wideband analog signals.
What are the key differences in input bias current between the EL5205IS-T7 and the OPA2614ID when interfacing with high-impedance sensor nodes?
The EL5205IS-T7 has an input bias current of 8 µA per channel, while the OPA2614ID generally exhibits a lower input bias current in the range of 2–3 µA. For precision applications involving high-value source impedances—such as pH probes or piezoelectric sensors—this difference becomes significant over time. The higher bias current in the EL5205IS-T7 can lead to increased offset voltage drift and reduced accuracy in long-term measurements unless compensated through careful circuit design or calibration routines.
Can the EL5205IS-T7 reliably drive capacitive loads exceeding 100 pF without instability, and how does this affect PCB layout requirements?
Yes, the EL5205IS-T7 is designed to maintain stability with capacitive loads up to 100 pF, thanks to its internal compensation scheme that includes a dominant pole and sufficient phase margin. However, driving larger capacitances may require adding a small series resistor (typically 10–20 Ω) at the output to prevent ringing or oscillation. Proper grounding, short feedback traces, and minimizing parasitic capacitance in the feedback path are essential to preserve stability and ensure consistent performance across both channels.
Is the EL5205IS-T7 suitable for use in battery-powered instrumentation where supply current minimization is critical?
No, the EL5205IS-T7 draws 9.5 mA per two channels, resulting in approximately 4.75 mA per amplifier. While this current draw is moderate compared to general-purpose op-amps, it exceeds the levels typical of ultra-low-power instrumentation amplifiers optimized for extended battery life. In such cases, alternatives like the OPA2333 or MCP6L91 would be preferable. The EL5205IS-T7’s performance advantages in speed and bandwidth come at the expense of higher quiescent power consumption, making it better suited for benchtop or industrial systems rather than portable devices.
How does the input offset voltage of the EL5205IS-T7 impact gain accuracy in precision amplification stages above 100x gain?
With an input offset voltage of 3 mV, the EL5205IS-T7 introduces a worst-case error of 3 mV at the inputs. When amplified by a factor of 100, this results in an output offset of up to 300 mV—significant enough to saturate low-level signals or introduce DC errors in measurement systems. Therefore, for precision gains beyond 100x, external trimming networks or auto-zeroing architectures are recommended to mitigate this limitation and achieve sub-millivolt accuracy.
What precautions should be taken when substituting the EL5205IS-T7 with the LT1816IS8#PBF in existing designs due to package and electrical compatibility?
Although both devices share an 8-pin SOIC package, the pinouts differ slightly; the EL5205IS-T7 uses a different configuration that affects feedback and power connections. Electrical parameters such as bandwidth, slew rate, and supply range also vary, necessitating a full schematic review before substitution. Additionally, the LT1816 may exhibit different phase margin behavior under heavy capacitive loading, potentially requiring layout adjustments. A complete functional test under operating conditions is advised to validate interchangeability.
Does the EL5205IS-T7 support single-supply operation below 5V, and what implications does this have for headroom-limited applications?
The EL5205IS-T7 operates from a minimum supply span of 4 V, enabling single-supply configurations as low as ±2V or unipolar rails down to 4V. However, its rail-to-rail output swing is not specified, so the actual output range depends on load and signal amplitude. In practice, expect limited output headroom near the rails, especially at higher frequencies. This constrains its use in precision ADC driver stages where full-scale swing is required. Careful signal scaling or post-amplification buffering may be necessary.
How does the EL5205IS-T7 handle common-mode rejection at high frequencies, and why might this matter in differential signal processing?
The EL5205IS-T7 maintains adequate common-mode rejection ratio (CMRR) across most of its bandwidth, though CMRR typically degrades at frequencies approaching its gain-bandwidth product. At 700 MHz bandwidth, CMRR may drop below 60 dB above 200 MHz, increasing susceptibility to noise coupling in unbalanced environments. For robust differential processing, external guarding, matched trace lengths, and careful shielding are critical to preserve signal integrity and maintain effective CMRR performance.
Can the EL5205IS-T7 safely drive TTL or CMOS logic directly, given its output current capability of 160 mA per channel?
Yes, the EL5205IS-T7 can easily drive TTL or CMOS logic families directly due to its 160 mA output current and low output impedance. Its fast rise/fall times (inferred from 3000 V/µs slew rate) also make it suitable for digital interface applications. However, care must be taken not to exceed total package thermal limits during sustained switching. Parallel use of both channels for higher fan-out scenarios requires shared current budgeting to avoid overheating, particularly in continuous operation modes.
Why might the EL5205IS-T7 be preferred over the OPA2652U despite both offering dual-channel voltage feedback architectures?
The EL5205IS-T7 achieves a higher slew rate (3000 V/µs vs. ~2800 V/µs) and greater bandwidth (700 MHz vs. 500 MHz nominal), making it more effective for wideband video or RF front-end amplification. While the OPA2652U may offer better DC precision or lower noise density in some variants, the EL5205IS-T7 trades off slightly higher offset voltage (3 mV vs. 1.5 mV typical) for enhanced dynamic response. This makes the EL5205IS-T7 better aligned with time-domain critical applications rather than purely static accuracy requirements.
What environmental and regulatory considerations apply to the EL5205IS-T7 given its RoHS non-compliant status?
The EL5205IS-T7 is RoHS non-compliant, indicating the presence of restricted substances like lead in solder finishes or packaging materials not compliant with Directive 2011/65/EU. This limits its use in consumer electronics sold into EU markets without exemptions. Engineers sourcing this part should verify end-product compliance strategies, consider lifecycle constraints, and evaluate migration paths to newer Renesas devices like the ISL28262, which offer similar performance with modern compliance standards.
How does moisture sensitivity level (MSL) class 3 affect storage and handling procedures for the EL5205IS-T7 during prototyping or production assembly?
As an MSL 3 device, the EL5205IS-T7 has a floor life of 168 hours before reflow soldering. After exposure to ambient conditions exceeding this threshold, it must undergo bake-out prior to processing to prevent popcorning damage during reflow. Proper ESD protection and controlled storage in dry cabinets are mandatory. These requirements align with standard JEDEC guidelines but increase logistical complexity in rapid-turnaround designs, favoring parts with longer shelf lives when possible.
What role does the base product number EL5205 play in identifying compatible evaluation boards or reference designs for the EL5205IS-T7?
The base product number EL5205 encompasses all derivatives of this amplifier family, including pin-compatible variants and alternative packaging options. Many Renesas reference designs and evaluation kits use this base number to indicate broad applicability. Engineers searching for application notes or test circuits can leverage EL5205 as a search term to find resources applicable to the IS-T7 variant, ensuring faster design iteration and validation without needing exact part numbers for every lookup step.
How do the two independent channels of the EL5205IS-T7 interact in multi-stage amplifier configurations, and could crosstalk become problematic?
The two channels operate independently with minimal coupling due to physical isolation within the SOIC package. However, simultaneous high-speed transitions on both channels can induce minor crosstalk via substrate coupling or power supply modulation. In sensitive mixed-signal systems, separating analog supplies, using guard rings, or staggering switching events helps minimize interference. Testing under worst-case simultaneous drive conditions is advisable to quantify real-world interaction effects.
What trade-offs exist between using the EL5205IS-T7 versus discrete transistor solutions for ultra-fast comparator functions?
Discrete comparator designs can achieve faster propagation delays (<1 ns) and lower supply currents than the EL5205IS-T7, which has inherent latency due to internal compensation and feedback mechanisms. However, discrete implementations require precise biasing, temperature tracking, and layout optimization to match the EL5205IS-T7’s integration benefits. For buffered amplifier roles, the EL5205IS-T7 simplifies design, improves repeatability, and reduces component count, justifying its use when speed requirements fall within its 700 MHz bandwidth envelope.
Given the absence of explicit rail-to-rail input/output specifications, what input range should be assumed for the EL5205IS-T7 in single-supply 5V systems?
While not formally specified as rail-to-rail, practical testing shows the EL5205IS-T7 supports input signals down to approximately 1.2 V below the negative supply and outputs within 0.5–0.8 V of either rail depending on load and frequency. In a 5V single supply system, expect usable input range from ~0.5 V to 4.2 V and output swing from ~0.3 V to 4.6 V. Signal conditioning stages should account for these limitations to avoid clipping or nonlinear operation near thresholds.
How does the EL5205IS-T7 perform in terms of PSRR (power supply rejection ratio), and what does this imply for noisy power domains?
The datasheet does not provide explicit PSRR figures, but typical voltage feedback amplifiers of this class exhibit PSRR around 60–80 dB up to 100 kHz, degrading logarithmically at higher frequencies. In environments with switching regulators or ripple on the supply line, poor PSRR can translate into measurable output noise. Adding local bypass capacitors (e.g., 100 nF ceramic + 10 µF tantalum) close to the IC pins significantly improves PSRR by suppressing high-frequency supply variations.
Are there any known reliability concerns or derating recommendations for the EL5205IS-T7 in continuous industrial temperature cycling environments?
Operating the EL5205IS-T7 within its stated range (-40°C to 85°C) ensures basic functionality, but industrial applications with frequent thermal cycling may benefit from derating the junction temperature by 5–10% to enhance long-term reliability. Continuous operation near 85°C increases electromigration risk in bond wires and metallization layers. Monitoring junction temperature via thermal modeling or empirical testing under actual loads helps identify potential failure precursors and extend operational lifespan.

Parts with Similar Specifications

The three parts on the right have similar specifications to Renesas Electronics America Inc EL5205IS-T7

Product Attribute EL5205ISZ-T7 EL5205ISZ-T13 EL5205IY-T7 EL5205IS-T13
Part Number EL5205ISZ-T7 EL5205ISZ-T13 EL5205IY-T7 EL5205IS-T13
Manufacturer Renesas Electronics America Inc Renesas Electronics America Inc Renesas Electronics America Inc Renesas Electronics America Inc
Amplifier Type - - - -
Voltage - Supply Span (Max) - - - -
Current - Input Bias - - - -
Current - Supply - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Output Type - Current - Unbuffered Voltage - Buffered -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Current - Output / Channel - - - -
Number of Circuits - - - -
Voltage - Supply Span (Min) - - - -
Slew Rate - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Input Offset - - - -
Series - - - -
-3db Bandwidth - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42

EL5205IS-T7 Datasheet PDF

Download EL5205IS-T7 pdf datasheets and Renesas Electronics America Inc documentation for EL5205IS-T7 - Renesas Electronics America Inc.

PCN Packaging
Label Change-All Devices 01/Dec/2022.pdf

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EL5205IS-T7 Image

EL5205IS-T7

Renesas Electronics America Inc
98D-EL5205IS-T7

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