Datasheet Details
| Part number | LTC3894 |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 2.73 MB |
| Description | Step-Down DC/DC Controller |
| Datasheet |
 LTC3894 Datasheet
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General Description
The LTC®3894 is a high voltage step-down DC/DC switching regulator controller.
It drives a P-channel power MOSFET switch allowing 100% duty cycle operation.
It enables a low part count, simple, and robust solution for high reliability, high voltage applications.
Key Features
- n Wide Operating VIN Range: 4.5V to 150V n Wide VOUT Range: 0.8V to 60V n 9μA IQ when Regulating 48VIN to 3.3VOUT n 16μA IQ when Regulating 12VIN to 3.3VOUT n Very Low Dropout Operation: 100% Duty Cycle n Adjustable Input Overvoltage Lockout n Programmable PGOOD Undervoltage Monitor n RSENSE or Inductor DCR Current Sensing n Selectable High Efficiency Burst Mode® Operation or Pulse-Skipping Mode at Light Loads n Programmable Fixed Frequency: 50kHz to 850kHz n Phase-Lockable Frequency: 75kHz to 8.