The PAM2305AAB330 is a step-down DC-DC converter designed for efficient voltage regulation in portable applications. It operates with an input voltage range of 2.5V to 5.5V and provides an adjustable output voltage of 3.3V, suitable for powering devices from single Li+/Li-polymer cells, USB, and other standard power sources. The device features a maximum output current of 1A and achieves efficiency levels up to 96%, making it ideal for battery-powered applications. This regulator employs a constant frequency PWM control for stability and transient response under heavy load, while its Pulse-Skipping Modulation (PSM) mode reduces quiescent current to 40µA during light load conditions, enhancing battery life. Additional features include under-voltage lockout, soft start, short circuit protection, and thermal shutdown, ensuring reliable operation. The PAM2305AAB330 is available in a compact TSOT25 package, facilitating integration into space-constrained designs.
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 1A SOT-23-5 Thin, TSOT-23-5
Buck Switching Regulator IC Positive Fixed 3.3V 1 Output 1A SOT-23-5 Thin, TSOT-23-5
IC REG BUCK 3.3V 1A TSOT25
IC REG BUCK 3.3V 1A TSOT25
| DigiKey | Quarktwin Technology Ltd. | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | PAM2305AAB330DITR-ND | PAM2305AAB330 | PAM2305AAB330 | PAM2305AAB330 |
| Product Name | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators |
| Configuration / Function | Buck | |||
| Output Voltage Type | Fixed | Fixed; Fixed | ||
| Package Type | SOT23; Other; SOT-23-5 Thin, TSOT-23-5 | SOT23; Other; SOT-23-5 Thin, TSOT-23-5 | SOT23 | |
| Special Features | Synchronous Rectification | |||
| Output Voltage | 3.3 volts | 3.3 to ? volts | 3.3 volts |
