锂电池升压IC,锂电池升压输出12V电压,输出电流可达1A,推荐:PL7512A芯片。
PL7512A用于锂电池升压12V1A应用中,外围简单,高效率,性能稳定。
输出12V测试数据
VIN VOUT
电压 电流 电压 电流
3.04V 4.68A 12.14V 1A 85.7%
3.53V 3.94A 12.18V 1A 87.5%
The PL7512A is a current mode boost DC-DC converter. It is PWM circuitry with built-in 15mΩ power MOSFET make this regulator highly power efficient. The non-inverting input of error amplifier connects to a 1.2V precision reference voltage. Current mode control and external compensation network make is easy and flexible to stabilize the system.
The PL7512A is available in the SOP-8L(EP) package to fit in space-saving PCB for the application fields.
Features
➢ Supply Voltage Operating Range: 2.7V to 12V
➢ Adjustable Output up to 13V
➢ Internal Fixed PWM frequency: 400KHz
➢ Precision Feedback Reference Voltage: 1.2V (±2%)
➢ Internal 15mΩ, 10A, 14V Power MOSFET
➢ Shutdown Current: 1μA (Max.)
➢ Over TemperatureProtection
➢ Internal Soft Start Function
➢ Adjustable Over Current Protection: 2A ~ 10A
➢ Package: SOP-8L(EP)