| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
8,000 pcs
|
8000 pcs | On Request | 1 | On Request | On Request | 17+ | On Request | On Request | |
|
800 pcs
|
800 pcs | On Request | 1 | On Request | On Request | 1728+ | On Request | On Request |
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| Manufacturer Name | |
| Fault Protection | |
| Halogen Free | |
| Internal Switch(s) | |
| Mounting Type | |
| Operating Temperature | |
| Output Isolation | |
| SVHC Present | |
| Supplier Device Package | |
| Topology | |
| Voltage |
The AP3776B is a high-performance AC/DC power supply controller designed for battery charger and adapter applications. It meets stringent standby power requirements, achieving less than 10mW no-load input power. This device utilizes a pulse frequency modulation (PFM) method to build discontinuous conduction mode (DCM) flyback power supplies.
The AP3776B offers accurate constant voltage (CV) and constant current (CC) regulation without the need for an optocoupler, simplifying the design and reducing component count. It also eliminates the requirement for loop compensation circuitry while maintaining stability. The controller achieves excellent regulation, high average efficiency, and a startup time of less than 1 second.
Key features include primary side control, random frequency adjustment for reduced system EMI, semi-valley turn-on for higher efficiency, built-in soft start, and comprehensive fault protection including overvoltage, overtemperature, and short-circuit protection. The device is supplied in a compact SO-8 package.
This controller is suitable for adapters and chargers for various portable devices such as shavers, cell phones, PDAs, and MP3 players, as well as for standby and auxiliary power supplies.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.75 | $0.75 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 6.1V to 28V.
The operating temperature range is -40°C to 85°C (TA).
The AP3776BMTR-G1 uses a Flyback topology.
The AP3776BMTR-G1 includes Over Temperature, Over Voltage, and Short Circuit protection.
The AP3776BMTR-G1 has a no-load input power consumption of 10mW.
The startup time is less than 1 second.
The AP3776BMTR-G1 is supplied in an 8-SOIC package.