# DC-DC Converters

# AM32103

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[Data Sheet](/content/datasheets/AM32103/index.html)

[Buy or sample](/content/buy-or-sample?model=AM32103/index.html)

### Key Features

- 2.4V to 5.5V input voltage range
- Flexible Output Voltage Selection:
  - Internal voltage dividers: 0.6V, 0.9V, 1.1V, 1.8V, 2.5V, or 3.3V, simplifying design and reducing external components
  - External resistor divider for custom output voltages. 0.6V to 3.8V
- IOUT: 3A Continuous
- 16µA Quiescent Current
- Operating Modes:
  - Auto Mode (PFM/PWM) – optimized for battery-powered applications
  - Sleep Mode
  - USM – Avoid audio frequency (for duty cycle < 70%)
  - FPWM Mode – ensures low output voltage ripple
- Configurable CCM Switching Frequency: 2MHz–3MHz with step 0.2MHz
- Power Good Signal: Provides system monitoring capability
- Output Discharge
- Protection Circuitry
  - Undervoltage Lockout
  - Overvoltage Protection
  - Peak Current Limit
  - Valley Current Limit
  - Short Circuit Protection (Hiccup Mode)
  - Thermal Shutdown

### Typical application circuit

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### Efficiency vs Output Currentat VOUT = 1.8V

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