Datasheet Details
| Part number | XC9220 |
|---|---|
| Manufacturer | Torex Semiconductor |
| File Size | 402.43 KB |
| Description | Step-Down DC/DC Controller |
| Datasheet |
 XC9220 Datasheet
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General Description
The XC9220/XC9221 series is a group of multi-purpose step-down DC/DC controller ICs.
The ICs enable a high efficiency, stable power supply with an output current up to 3A to be configured using only a transistor, a coil, a diode, and two capacitors connected externally.
Key Features
- Operating Voltage Range : 2.8V ~ 16.0V Output Voltage Externally Set Range : 1.2V or more (VFB=0.9V+1.5%) Output Current : Less than 3.0A Oscillation Frequency : 300kHz, 500kHz, and 1.0MHz Control Methods : PWM control (XC9220) PWM/PFM automatic switching (XC9221) Soft-Start Function : 4ms, internally set (XC9220/XC9221A, 500kHz) Protection Circuits Externally set (XC9220/XC9221B) : Integral protection (1.0 ms) (XC9220/XC9221 Aand B series) Short-circuit protection Low ESR Capac.