LP38691DTX-3.3/NOPB
LP38691 500MA LOW DROPOUT CMOS L
Pmic Voltage Regulators Linear
TO-252-3, DPak (2 Leads + Tab), SC-63
Active
$1.03 / unit (market reference)
MOQ: 291 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | LP38691DTX-3.3/NOPB |
| Package / Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Input (Max) | 10V |
| Voltage - Output | 3.3V |
| Current - Output | 500mA |
| Supplier Device Package | TO-252-3 |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LP38691DTX-3.3/NOPB by Rochester Electronics, LLC is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 10V, output 3.3V. The TO-252-3, DPak (2 Leads + Tab), SC-63 package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| PSRR | 55dB (120Hz) |
| Output Type | Fixed |
| Current - Output | 500mA |
| Protection Features | Over Temperature |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 10V |
| Voltage Dropout (Max) | 0.55V @ 500mA |
| Current - Supply (Max) | 100 µA |
| Current - Quiescent (Iq) | 55 µA |
| Voltage - Output (Min/Fixed) | 3.3V |
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