BUCK CC/CV控控制芯片（车载变换器）XM8001 SL8001 XL4001
XM8001/ XM8002/ XM8003/ XM8005/XM8007系列IC是一款同步整流型，固定频率脉宽市调制（型）DC-DC转换器，具有2A负载驱动能力并且效率高。低纹波，线性好。外围元件少。可调输出简单，内建频率补偿和固定频率震荡器。PWM控制电路可以从0到100%线性调节占空比，具有使能功能，内置过流保护功能 恒压CV ，恒流CC，过压OVP功能齐全，内置频率补偿模块可使外围元件降最少
| DC TO DC BUCK Controller IC |
Part
Number | XM8001 PWM+BJT | XM8002 PWM+MOS | XM8004 PWM+MOS | XM2756 | XM1505 | XM1506 PWM+BJT | XM1517 PWM+BJT | XM1519 PWM+MOS | |
| Rdson | 2A | 100mΩ | 75mΩ | 3A | 3A | 3A | 2A | 2A | |
| Frequency | 150Hz | 132KHz | 132KHz | 50Hz | 50Hz | 150Hz | 50Hz | 150KHz | |
Input
Voltage | 4.5-45V | 4.5-40V | 4.5-40V | 4.5-45V | 4.5-45V | 4.5-45V | 4.5-45V | 4.5-45V | |
| OUTPUT | 5V1A | 5V2.1A | 5V3.1A | 3.3V 5V Adj | 3.3V 5V Adj | | | 3.3V 5V Adj | |
| Adj:Vref | 1.235 | 0.80V | 0.80V | 1.230V | 1.230V | 1.230V | 1.230V | 1.230V | |
Isense
Voltage | 155mV | 50mV | 50mV | | | | | | |
| PACKING | SOP8-EP | SOP-8 | SOP-8 | TO-263
TO-220 | TO-263
TO-220 | TO-252-5L
SOP8 | TO-252-5L
SOP8 | TO-252-5L
SOP8 | |
| Remarks | CC/CV | CC/CV | CC/CV | | | | | | |
