本帖最后由 shenzhenic 于 2011-12-10 20:30 编辑
5V/3A车充方案(CC/CV,OCP,OVP,SCP,CL,UVLO),可通过苹果EMI & TMC认证
PWM Control Controller for 5V/3A,5V/3.1-5A solution
10.AX3304/A-PWM Control Controller
AX3304/A-PWM Control Controller  DataSheet
AX3304(100Khz/300Khz) High Efficiency solution For 5V/3A 5V/3.1A solution
Vin : 8V~38V
* Freq=100Khz/300Khz
* Build in Line compensate +OCP+OVP function
* Supply CC / CV for Li-on battery charger mode
* EMI & TMC Approval available
FEATURES
- Input voltage：8V to 38V
- Duty ratio：0% to 100% PWM control
- Oscillation frequency：100K/300KHz
- Thermal Shutdown function.
- Short Circuit Protect (SCP).
- External SW P-channel MOS.
- External OVP setting function.
- Current mode non-synchronous PWM converter
- External current limit setting.
- Under voltage Lockout.
- SOP-8L Pb-Free package.
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