The SI2302 uses advanced trench technology to provide excellent RDS(ON), low gate charge and
operation with gate voltages as low as 2.5V. This device is suitable for use as a Battery protection
PW6566 系列是使用 CMOS 技术开发的低压差，高精度 输出电压，低消耗电流正电压型电压稳
压器。由于内置有低通态电阻晶体管，因而压差低，能够获得较大的输出电流。
The PW5410A is a low noise, constant frequency (1.2MHz) switched capacitor voltage doubler. It
produces a regulated output voltage from 2.7V to 5V input with up to 250mA of output current. Low<
The PW5300 is a current mode boost DC-DC converter. Its PWM circuitry with built-in 0.2Ω power
MOSFET make this regulator highly power efficient. The internal compensation network also
mini
PW5100 是一款高效率、低功耗、低纹波、高工作频率的 PFM 同步升压 DC/DC 变换器。
输出电压可以进行内部调节，实现从 3.0V 至 5.0V 的固定输出电压， 调节步进为 0.1V。
PW5100 仅需要三个外围元件，就可将低输入电压升压到所需的工作电压。系统的工作频
率高达 1.2MHz， 支持小型的外部电感器和输出电容器， 同时又能保持超低的静态电流
The PW4556 series of devices are highly integrated Li-Ion and Li-Pol linear chargers targeted
at small capacity battery for portable applications. It is a complete constant-current/ constant
The PW4554 is a cost-effective, fully integrated high input voltage single-cell Li-ion battery charger.
The charger uses a CC/CV charge profile required by Li-ion battery. The charger accepts a
PW4203 is a 4.5-22V input, 2A multi-cell synchronous Buck Li-Ion battery charger, suitable for
portable application. Select pin is convenient for multi-cell charging. 800 kHz synchronous buck
PW4065 是一款完整的单节锂电池充电器，带电池正负极反接保护、 输入电源正负极反接保护的芯片，兼容大小 3mA-600mA 充电电流。 PW4065 可以适合 USB 电源和适配器电源工作。由于采用了内部 PMOSFET 架构，加上防倒充电路，所以不需要外部检测电阻器和隔离二极管。热反馈可对充电电流进行自动调节，以便在大功率操作或高环境温度条件下对芯片温度加以限制。充满电压可分为两档：
The PW4055 is a complete constant-current /constant-voltage linear charger for single cell lithiumion batteries.Its ThinSOT package and low external component count make the PW4055 ideally
suit
PW4054 是一款性能优异的单节锂离子电池恒流/恒压线性充电器。PW4054 适合给 USB 电源以及适配器电源供电。基于特殊的内部 MOSFET 架构以及防倒充电路， PW4054 不需要外接检测电阻和隔离二极管。当外部环境温度过高或者在大功率应用时，热反馈可以调节充电电流以降低芯片温度。充电电压固定在 4.2V，而充电电流则可以通过一个电阻器进行外部设置。当充电电流在达到最终浮充电压之
PW4053 是一款 5V 输入，最大 1.2A 充电电流，支持三节锂离子电池的升压充电管理 IC。
PW4053 集成功率 MOS，采用异步开关架构，使其在应用时仅需极少的外围器件，可有效减少整体方案尺寸，降低 BOM 成本。 PW4053 的升压开关充电转换器的工作频率为 500KHz，转换效率为90%。
PW4053 输入电压为 5V，内置自适应环路，可智能调节充电电流
The PW3467 uses advanced trench technology to provide excellent RDS(ON), low gate charge and
operation with gate voltages as low as 4.5V. This device is suitable for use as a Battery protection
The PW3428 uses advanced trench technology to provide excellent RDS(ON), low gate charge and
operation with gate voltages as low as 4.5V. This device is suitable for use as a Battery protection