Description
The L4973 is a step down monolithic power switching regulator delivering 3.5 A at fixed voltages of 3.3 V or 5.1 V and using a simple external divider output adjustable voltage up to 50 V.
Features
- Up to 3.5 A step down converter.
- Operating input voltage from 8 V to 55 V.
- 3.3 V and 5.1 V (±1 %) fixed output, and
adjustable outputs from:.
- 0.5 V to 50 V (3.3 type).
- 5.1 V to 50 V (5.1 type).
- Frequency adjustable up to 300 kHz.
- Voltage feed forward.
- Zero load current operation (min. 1 mA).
- Internal current limiting (pulse by pulse and HICCUP mode).
- Precise 5.1 V (1.5%) reference voltage externally availa.
L4973 Datasheet
