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Product Detailed Parameters
- Description：IC REG LINEAR 3.2V 150MA SOT-25
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Configuration：Positive
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：5.25V
- Voltage - Output (Min/Fixed)：3.2V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：0.29V @ 150mA
- Current - Output：150mA
- Current - Quiescent (Iq)：60 µA
- Current - Supply (Max)：100 µA
- PSRR：75dB (1kHz)
- Control Features：Enable
- Protection Features：Over Current
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：SC-74A, SOT-753
- Supplier Device Package：SOT-25
Download product information
Overview
The AP7315-32W5-7 is a fixed-output low dropout regulator manufactured by Diodes Incorporated. It provides a nominal output voltage of 3.2V with an accuracy of ±1%. The device supports a guaranteed maximum output current of 150mA and operates within an input voltage range of 1.7V to 5.25V. Key electrical characteristics include a quiescent current as low as 35µA, ripple rejection of 75dB at 1kHz, and output noise of 60µVrms from 10Hz to 100kHz. It features fold-back short circuit protection and operates over an ambient temperature range of -40°C to +85°C.
Feature Summary
- Integrated enable pin for power control
- High ripple rejection ratio
- Low output noise performance
- Fold-back short circuit protection
Applications
- Smartphones and tablets
- RF supply circuits
- Cameras
- Portable video players
- Wireless communication devices
Procurement Notes
Verify the specific ordering suffix W5 corresponds to the SOT25 package configuration required for your design. Confirm that the non-discharge variant aligns with your system's shutdown requirements. Ensure component authenticity through authorized distribution channels to maintain reliability standards.
Selection Notes
Select this part when a stable 3.2V rail is needed in space-constrained designs. The SOT25 package offers a compact footprint suitable for dense PCB layouts. Consider the low quiescent current for battery-operated applications requiring extended standby times.
Part Context
This component belongs to the AP7315 series of CMOS low dropout regulators. The series is designed for handheld communication equipment due to its low power consumption and fast transient response. It utilizes an integrated resistor network for fixed output voltages ranging from 1.1V to 3.3V.
Replacement Considerations
AP7315D-32W5-7 (Discharge variant)
FAQ
Does the AP7315-32W5-7 feature an internal discharge resistor?
No, the standard AP7315 does not include an internal discharge resistor. For output discharge functionality, the AP7315D variant must be selected.
What is the recommended capacitor value for stability?
A minimum 0.47μF ceramic capacitor is recommended on both the input and output pins to ensure stability and decouple power supply glitches.
