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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearAP7365-12SNG-7
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AP7365-12SNG-7 - Diodes Incorporated

Manufacturer Part Number
AP7365-12SNG-7
Manufacturer
Diodes Incorporated
Allelco Part Number
98D-AP7365-12SNG-7
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
2,037 pcs available, New & Original
Parts Description
IC REG LIN 1.2V 600MA 6UDFN2020
Package
U-DFN2020-6
Data sheet
AP7365-12SNG-7.pdf

Datasheets

AP7365.pdf

PCN Assembly/Origin

2.73KHz.pdf

Environmental Information

Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 2037
  • Unit Price: $0.252
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.252 $0.25
10+ $0.247 $2.47
30+ $0.244 $7.32
100+ $0.24 $24.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

AP7365-12SNG-7 Tech Specifications
Diodes Incorporated - AP7365-12SNG-7 technical specifications, attributes, parameters and parts with similar specifications to Diodes Incorporated - AP7365-12SNG-7

Product Attribute Attribute Value
Manufacturer Diodes Incorporated
Voltage Dropout (Max) 0.6V @ 600mA
Voltage - Output (Min/Fixed) 1.2V
Voltage - Output (Max) -
Voltage - Input (Max) 6V
Supplier Device Package U-DFN2020-6
Series -
Protection Features Over Current, Over Temperature
Package / Case 6-UDFN Exposed Pad
Package Tape & Reel (TR)
Product Attribute Attribute Value
PSRR 65dB (1kHz)
Output Type Fixed
Output Configuration Positive
Operating Temperature -40°C ~ 85°C
Number of Regulators 1
Mounting Type Surface Mount
Current - Quiescent (Iq) 80 µA
Current - Output 600mA
Control Features Enable
Base Product Number AP7365

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Frequently Asked Questions(FAQ)

What are the key thermal and current limitations when using the AP7365-12SNG-7 linear regulator in a compact 2020 footprint for a battery-powered IoT sensor node?
The AP7365-12SNG-7 delivers a fixed 1.2V output with up to 600mA output current, but its performance under thermal stress must be carefully evaluated in space-constrained designs like the U-DFN2020-6 package. With a maximum dropout voltage of 0.6V at 600mA, the minimum input required is 1.8V, which aligns well with low-voltage battery systems such as single-cell Li-ion or alkaline. However, power dissipation increases quadratically with the input-to-output differential. For example, at an input of 3.3V and full load, the regulator dissipates approximately (3.3V - 1.2V) × 600mA = 1.26W. In a small 2020 footprint without a heatsink, this can lead to significant junction temperature rise, potentially exceeding 85°C ambient limits unless the PCB provides adequate copper area for heat spreading. Designers should ensure sufficient thermal relief on the exposed pad and consider derating current if the system operates near upper temperature bounds.
How does the AP7365-12SNG-7 compare to alternative regulators like the AP7315 in terms of quiescent current and efficiency for ultra-low-power applications?
While both the AP7365-12SNG-7 and AP7315 are from Diodes Incorporated’s low-dropout (LDO) family, they serve different power profiles. The AP7365-12SNG-7 offers a typical quiescent current of 80µA, which is suitable for moderate sleep-mode operation in microcontrollers. In contrast, the AP7315 typically consumes only 12µA IQ, making it far more efficient in deep-sleep scenarios common in battery-powered devices. For instance, in a wearable device running off a coin cell, the cumulative leakage current over days would be significantly lower with the AP7315. Additionally, the AP7365-12SNG-7 has a higher dropout voltage (up to 0.6V), whereas the AP7315 achieves deeper regulation with lower Vdo, preserving headroom in tightly regulated systems. Thus, while the AP7365-12SNG-7 balances output current and size, the AP7315 is preferred where minimizing static power dominates design constraints.
Can the AP7365-12SNG-7 be safely used with capacitive loads greater than 10µF without stability concerns, and what layout precautions are necessary?
Yes, the AP7365-12SNG-7 supports capacitive loads up to 100µF without requiring series resistance, which simplifies PCB design. However, high-ESR ceramic capacitors—especially those above 10µF—can introduce phase margin degradation due to increased loop instability risk. To maintain stability across all operating conditions, it is recommended to use ceramic capacitors with ESR below 1Ω and ensure minimal trace length between the output capacitor and the IC. A ground plane directly beneath the U-DFN2020-6 package helps reduce parasitic inductance and noise coupling. Furthermore, placing the input capacitor within 5mm of the VIN pin minimizes switching transients during load transitions. These practices help preserve the PSRR of 65dB at 1kHz, ensuring clean supply rails for analog subsystems sensitive to ripple.
What protection mechanisms does the AP7365-12SNG-7 include, and how do they impact fault recovery in automotive or industrial environments?
The AP7365-12SNG-7 integrates Over-Current Protection (OCP), Over-Temperature Protection (OTP), and Enable functionality, providing robust defense against common failure modes in harsh environments. OCP limits short-circuit current to a safe threshold, preventing catastrophic failure if the output is shorted to ground. OTP disables the pass transistor once junction temperature exceeds approximately 150°C, then automatically re-enables after cooling—this hysteresis prevents thermal runaway during sustained overloads. In industrial settings where transient surges may occur, these protections allow continuous operation without latch-up or permanent damage. For example, during a brief motor stall condition drawing excess current, the regulator will not shut down permanently but instead throttle or cut off until fault conditions subside. This behavior enhances system resilience compared to non-protected LDOs that might require manual reset.
Is the AP7365-12SNG-7 suitable for use in space-constrained wearables requiring multiple regulated rails, and what trade-offs exist versus multi-channel PMIC alternatives?
The AP7365-12SNG-7 provides a single 1.2V rail at 600mA, making it ideal for core logic voltages in microcontrollers or sensors, but it cannot replace multi-rail PMICs in complex wearables needing separate I/O, analog, and digital supplies. When designing a fitness tracker with separate 1.2V MCU core and 3.3V Wi-Fi module, two discrete regulators may consume more board space than a dedicated PMIC like the AP7369, which offers dual outputs in a similar package. However, using the AP7365-12SNG-7 allows precise control over individual rail sequencing and avoids cross-talk between domains. Its small 2020 footprint enables dense stacking, but designers must weigh the cost of additional components against integration benefits. Also, paralleling multiple AP7365-12SNG-7 units introduces complexity in current sharing and thermal balancing, whereas integrated solutions manage this internally.
What is the significance of the 65dB PSRR at 1kHz for the AP7365-12SNG-7, and how does it affect mixed-signal system design?
A Power Supply Rejection Ratio (PSRR) of 65dB at 1kHz means the AP7365-12SNG-7 attenuates input ripple by a factor of ~1,778, reducing AC noise on the 1.2V output. This matters in mixed-signal systems where analog front-ends—such as ADC drivers or precision comparators—are sensitive to supply-induced distortion. For example, in a biomedical sensor measuring weak bioelectric signals, any residual ripple could alias into the measured frequency band. While the PSRR improves at higher frequencies due to internal compensation, it degrades near DC and low kHz ranges, necessitating careful filtering at the input. Combining the AP7365-12SNG-7 with a bulk capacitor (e.g., 10µF X5R) and a ferrite bead helps extend effective PSRR into the MHz range, ensuring cleaner analog performance despite switching noise from nearby digital circuits.
How should the enable pin be managed when integrating the AP7365-12SNG-7 into a microcontroller-based system with dynamic power cycling?
The AP7365-12SNG-7 features an active-high enable pin that allows software-controlled shutdown to minimize standby power. To avoid unintended turn-on during power-up transients, the enable signal should be asserted only after the input voltage stabilizes above 1.8V. A simple RC delay circuit or GPIO configuration with built-in pull-down can prevent glitches from activating the regulator prematurely. During deep sleep cycles, asserting the EN pin low reduces total system current to just the quiescent 80µA plus leakage paths, extending battery life in portable devices. Care must also be taken not to leave the EN pin floating, as undefined states could cause intermittent operation. Using a Schmitt-trigger buffer on the EN line adds hysteresis, improving noise immunity in electrically noisy environments.
What are the implications of the AP7365-12SNG-7’s operating temperature range (-40°C to 85°C) for outdoor environmental monitoring equipment?
The AP7365-12SNG-7’s commercial temperature grade (-40°C to +85°C) ensures reliable operation in most outdoor deployments, such as weather stations or agricultural sensors. At -40°C, semiconductor parameters shift slightly—threshold voltages drop and mobility decreases—but the internal bias circuitry maintains stable regulation. Conversely, at +85°C, increased leakage currents slightly elevate quiescent consumption, though still within the 80µA spec. Thermal derating remains critical; in direct sunlight with poor airflow, the junction temperature may exceed safe levels even at moderate loads. Designers should simulate worst-case thermal profiles using the exposed pad’s thermal resistance (θJA ≈ 50°C/W in free air) and allocate sufficient ground-plane copper to keep temperatures within bounds. This ensures long-term reliability without performance degradation.
How does the AP7365-12SNG-7 handle load transients, and what capacitor selection optimizes transient response?
The AP7365-12SNG-7 features fast internal error amplifiers capable of responding to load steps within microseconds. Under a sudden transition from 100mA to 600mA, the output voltage undershoots by less than 50mV if properly decoupled. To minimize overshoot and ringing during such events, the output capacitor should have low ESL (<1nH) and low ESR (<1Ω). Ceramic capacitors in parallel (e.g., 22µF X7R + 1µF C0G) offer excellent transient suppression while maintaining stability. Input capacitance of 10µF is sufficient, but adding a smaller ceramic bypass (0.1µF) close to the VIN pin suppresses high-frequency noise from upstream sources like buck converters. Proper placement within 2–3mm of the pins reduces parasitic inductance, preserving transient integrity even at full load.
What are the risks of exceeding the maximum input voltage of 6V on the AP7365-12SNG-7, and how can they be mitigated?
Exceeding the 6V absolute maximum rating on the AP7365-12SNG-7 risks damaging the internal breakdown protection diodes or gate oxide layers in the pass transistor, leading to permanent failure. In applications using unregulated wall adapters or batteries with transient spikes (e.g., automotive jump-start events), such overvoltages are possible. Mitigation strategies include placing a Zener diode (e.g., 5.6V TVS) across VIN to GND or using an RC filter with a clamping varistor. Alternatively, a series resistor (e.g., 10Ω) combined with a bypass capacitor limits peak energy while allowing normal operation up to 6V. Always verify that transient overshoots remain within the datasheet’s absolute maximum ratings under all fault conditions, especially in safety-critical systems.
Why choose the AP7365-12SNG-7 over a switching regulator for a low-noise sensor application requiring 1.2V at 500mA?
While switching regulators achieve higher efficiency (often >90%), they generate conducted and radiated electromagnetic interference (EMI) that can corrupt sensitive analog measurements. The AP7365-12SNG-7, being a linear regulator, produces no switching artifacts, resulting in inherently quiet output rails. With a PSRR of 65dB at 1kHz, it effectively suppresses low-frequency ripple from upstream sources, which is crucial for precision ADCs or reference circuits. Although efficiency drops to around 70% at 500mA with a 2.4V input, the trade-off in noise performance often justifies the loss in power. For battery-operated sensor nodes where measurement accuracy trumps energy savings, the AP7365-12SNG-7 offers superior signal integrity without additional filtering stages.
How does the Moisture Sensitivity Level (MSL) 1 classification affect handling and storage of the AP7365-12SNG-7 during mass production?
MSL 1 indicates the AP7365-12SNG-7 is not susceptible to moisture absorption and can be stored indefinitely in dry conditions before reflow soldering. This simplifies inventory management and reduces baking requirements prior to assembly, lowering production costs. Unlike components rated MSL 3 or higher, it does not require humidity conditioning or controlled drying, making it ideal for high-volume manufacturing lines. However, standard anti-static protocols must still be followed due to CMOS-like sensitivity. The tape-and-reel packaging ensures compatibility with automated pick-and-place machines, supporting efficient SMT assembly without additional handling precautions beyond general ESD controls.
What role does the exposed pad play in thermal performance of the AP7365-12SNG-7, and how should it be implemented in the PCB layout?
The exposed pad on the U-DFN2020-6 package acts as a thermal interface, conducting heat away from the die to the printed circuit board. Soldering it to a solid copper pour connected to GND significantly lowers thermal resistance, enabling higher continuous output current before thermal shutdown activates. In a typical 4-layer board with 2oz copper, a 4mm² via-studded pad can reduce θJA from 100°C/W (air-cooled) to under 30°C/W. Designers should avoid stitching the pad to signal layers and instead connect it solely to a quiet ground plane. Multiple thermal vias under the pad improve conduction through inner planes, ensuring stable operation during sustained loads near 600mA. Failure to utilize the pad adequately results in premature throttling or reliability issues.
How does the fixed 1.2V output of the AP7365-12SNG-7 impact flexibility in legacy system upgrades requiring adjustable voltage?
The AP7365-12SNG-7 provides a fixed 1.2V output, limiting its use in systems originally designed for 1.8V or 3.3V logic. Retrofitting older microcontrollers or FPGAs that require higher core voltages necessitates either replacing the regulator entirely or cascading multiple regulators—introducing inefficiency and complexity. For instance, upgrading a legacy sensor node from 1.2V to 1.8V would require discarding the AP7365-12SNG-7 and selecting an adjustable counterpart like the AP7363. This rigidity underscores the importance of verifying voltage compatibility early in migration projects, as redesign efforts involving power architecture changes can offset initial component savings.

Parts with Similar Specifications

The three parts on the right have similar specifications to Diodes Incorporated AP7365-12SNG-7

Product Attribute AP7365-15SNG-7 AP7365-10SNG-7 AP7365-12WG-7 AP7365-12YG-13
Part Number AP7365-15SNG-7 AP7365-10SNG-7 AP7365-12WG-7 AP7365-12YG-13
Manufacturer Diodes Incorporated Diodes Incorporated Diodes Incorporated Diodes Incorporated
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Voltage - Output (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Current - Quiescent (Iq) - - - -
Voltage - Output (Min/Fixed) - - - -
Output Type - Current - Unbuffered Voltage - Buffered -
Protection Features - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Base Product Number - DAC34H84 MAX500 ADS62P42
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Output Configuration - - - -
Number of Regulators - - - -
Control Features - - - -
Voltage Dropout (Max) - - - -
Voltage - Input (Max) - - - -
Current - Output - - - -
PSRR - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Series - - - -

AP7365-12SNG-7 Datasheet PDF

Download AP7365-12SNG-7 pdf datasheets and Diodes Incorporated documentation for AP7365-12SNG-7 - Diodes Incorporated.

Datasheets
AP7365.pdf
PCN Assembly/Origin
2.73KHz.pdf
Environmental Information
Cylindrical Battery Holders.pdf

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    Sep 22, 2026

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AP7365-12SNG-7 Image

AP7365-12SNG-7

Diodes Incorporated
98D-AP7365-12SNG-7

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