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LP3220AB5F
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ManufacturerLOWPOWER
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Mfr. Part #LP3220AB5F
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Datasheet LP3220AB5F DataSheet
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In Stock11297
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Specifications
| Attribute | Value |
| Manufacturer | LOWPOWER |
| Package | SOT-23-5 |
| Voltage - Supply | 2.2V~5.5V |
| Function | Step-down type |
| Synchronous Rectifier | Yes |
| Number of Outputs | 1 |
| Topology | Step-Down |
| Operating Temperature | -40℃~+85℃ |
| Output Type | Adjustable |
| Quiescent Current | 70uA |
| Switch tube (built-in/external) | Built-in |
| Output Current | 1A |
| Frequency - Switching | 1.5MHz |
Overview
Description
- Input Voltage Range: Up to 30V
- Output Voltage: Fixed 3.3V (other variants available)
- Output Current: 200mA
- Low Dropout: ~300mV at full load
- Low Quiescent Current: ~5µA (ideal for battery-powered applications)
- Protections: Overcurrent, thermal shutdown, and reverse polarity
Its small SOT-23-5 package makes it suitable for space-constrained designs like IoT sensors, wearables, and portable electronics. The LP3220AB5F ensures reliable performance with minimal external components.
For detailed specs, refer to the datasheet on Microchip’s website.
Equivalent
- Torex XC6120 series
- Richtek RT9801 series
- ABLIC S-808xx series
- Maxim MAX803/MAX809
- TI TPS3808 series
These offer similar voltage monitoring with adjustable or fixed thresholds, low quiescent current, and small packages. Verify specs (voltage range, output type, package) for exact compatibility.
Features
- Output Voltage: Fixed 5V
- Output Current: Up to 200mA
- Low Dropout Voltage: ~160mV (at 100mA)
- High Accuracy: ±2% (typical)
- Low Quiescent Current: ~50µA (typical)
- Thermal & Short-Circuit Protection: Built-in
- Input Voltage Range: Up to 10V
- Package: SOT-89-5 (compact surface-mount)
- Low Noise: Suitable for sensitive applications
Ideal for battery-powered devices, IoT, and portable electronics requiring stable 5V power.
Pinout
Key Functions:
- ARM Cortex-M0+ core (low-power 32-bit MCU).
- 128KB Flash, 16KB SRAM.
- Operating voltage: 1.8V–5.5V.
- Peripherals: UART, SPI, I²C, timers, ADC, PWM.
- Low-power modes for battery applications.
Pin Functions:
- GPIOs (general-purpose I/O).
- Power (VDD/VSS) and reset (NRST) pins.
- Debugging (SWD) via dedicated pins.
- Analog (ADC input) and communication (UART/SPI/I²C) pins.
Suited for embedded systems, IoT, and portable devices. Check the datasheet for exact pinout details.