500mA High PSRR Low Noise LDO with Enable
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The AP7347D is a low-dropout regulator with high output voltage accuracy, low RDS(on), high PSRR, low output noise, and low quiescent current. This regulator is based on a CMOS process.
The AP7347D includes a voltage reference, error amplifier, current-limit circuit, and an enable input to turn it on and off. With the integrated resistor network, fixed output voltage versions can be delivered.
With its low power consumption and line and load transient response, the AP7347D is well-suited for noise sensitive automotive equipment.
The AP7347D is packaged in the SOT25 (Type A1) and W-DFN2020- 6 (SWP) (Type A1) (wettable) packages, which allow for the smallest footprint and a dense PCB layout.
Iq (max) (µA) | 125 |
---|---|
Iq (typ) (µA) | 60 |
AEC Qualified | No |
Compliance (Only Automotive supports PPAP) | Standard |
Type | LDO |
Output options | Fixed |
Iout (A) | 0.5 |
Vin (Max) (V) | 5.5 |
Vin (Min) (V) | 1.7 |
Vout (min) | 1 |
Vout (max) | 5 |
Fixed Vout (V) | 1.0, 1.05, 1.1, 1.2, 1.5, 1.8, 2.2, 2.5, 2.8, 2.9, 3.3, 5.0 |
Accuracy 25C | 1 |
Noise uV RMS 10-100 kHz | 60 |
VDROPOUT (Max) (V) at Max Current and Max Ouput Voltage | 0.32 |
PSRR (dB) 1kHz | 75 |
Operating Temperature (Ambient) (°C) | -40 to 125 |
Enable Active | Yes (High) |
Channels | 1 |
Output Discharge | Yes |
Power Good | No |
Reverse Protection | No |
VCTL Function | No |