Richtek USA Inc.Taiwan, China
,1.5A, 18V, 500kHz ACOT™ Synchronous Step-Down Converter , 4.3V to 18V Input Voltage Range, 1.5A Output Current, Advanced Constant On-Time Control, Fast Transient Response, Support All Ceramic Capacitors, Up to 95% Efficiency, 500kHz Switching Frequency, Adjustable Output Voltage from 0.6V to 8V, Cycle-by-Cycle Current Limit, Input Under-Voltage Lockout, Thermal Shutdown, Power Saving Mode for High Efficiency at Light Load
All alternatives
View full reportTechnical parameters
| Power | |
|---|---|
| Current Limit (typ) (A) | 2.2 |
| Environment and package | |
| Outline Dimension, Footprint, Drawing | Download |
| Package Type | TSOT-26 |
| Other | |
| Ext Sync | No |
| Features | ACOT Control;COT Control;Cycle-by-Cycle Current Limit;Enable Input;Fast Transient Response;OCP;OTP;PSM;Stable with Ceramic Capacitor;UVP |
| Freq (typ) (kHz) | 500 |
| Iout (max) (A) | 1.5 |
| Iq (typ) (mA) | 0.5 |
| Number of Outputs | 1 |
| Output Adj. Method | Resistor |
| Richtek Load Transient Tool | 2022/07/25 |
| Ron_HS (typ) (mOhm) | 230 |
| Ron_LS (typ) (mOhm) | 130 |
| RT7285B: 1.5A, 18V, 500kHz ACOT® Synchronous Step-Down Converter | V3.0 |
| Status | Active |
| Title | Download |
| Vin (max) (V) | 18 |
| Vin (min) (V) | 4.3 |
| Vout (max) (V) | 8 |
| Vout (min) (V) | 0.6 |