AP3503 converter equivalent, 3a synchronous dc-dc buck converter.
* Input Voltage Range: 4.5V to 18V
* Fixed 340kHz Frequency
* High Efficiency: up to 95%
* Output Current: 3A
* Current Mode Control
* Built-in Ov.
* LCD TV
* Set Top Box
* Portable DVD
* Digital Photo Frame
PSOP-8
Figure 1. Package Type of AP3503
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The AP3503 is a 340kHz fixed frequency, current mode, PWM synchronous buck (step-down) DC-DC converter, capable of driving a 3A load with high efficiency, excellent line and load regulation. The device integrates N-channel power MOSFET switches with .
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