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Product Detailed Parameters
- Description：ACDC PWM Switcher SOT26 T&R 3K
- Series：-
- Mfr：Diodes Incorporated
- Package：Bulk
- Output Isolation：Isolated
- Internal Switch(s)：Yes
- Voltage - Breakdown：-
- Topology：Flyback
- Voltage - Start Up：15.8 V
- Voltage - Supply (Vcc/Vdd)：10V ~ 50V
- Duty Cycle：-
- Frequency - Switching：23kHz ~ 100kHz
- Fault Protection：Current Limiting, Over Voltage, Short Circuit
- Control Features：Frequency Control, Soft Start
- Operating Temperature：-40°C ~ 85°C (TA)
- Package / Case：SOT-23-6
- Supplier Device Package：SOT-26 (Type A1)
- Mounting Type：Surface Mount
- Grade：-
- Qualification：-
- Power (Watts)：-
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Overview
The AP3304VW6-7 is a multi-mode PWM controller from Diodes Incorporated, designed for high-efficiency, low standby power, and cost-effective offline flyback converters. It utilizes peak current control with QR and CCM modes to optimize performance across varying loads. The device features Burst Mode operation at light loads to minimize power consumption and includes frequency jittering to reduce EMI radiation. It supports a 60V process for the VCC pin and offers comprehensive protection mechanisms including UVLO, OCP, OTP, and OVP.
Feature Summary
- Multi-mode operation combining Quasi-Resonant (QR) and Continuous Conduction Mode (CCM) to enhance efficiency under all load conditions
- Integrated Burst Mode functionality at no-load or light-load states to significantly reduce standby power consumption
- Built-in frequency jittering mechanism to mitigate electromagnetic interference (EMI) emissions without compromising switching performance
- Comprehensive protection suite including Under-Voltage Lockout (UVLO), Over-Current Protection (OCP), Over-Temperature Protection (OTP), and Over-Voltage Protection (OVP)
Applications
- Open-switching power supplies
- Power Delivery (PD) applications
- Mobile phone chargers
- Set-top box (STB) power supplies
Procurement Notes
Verify the specific suffix 'VW6-7' against official Diodes Incorporated documentation to confirm tape-and-reel quantity and packaging specifications. Ensure compatibility with required RoHS standards and check for any regional distribution restrictions before finalizing procurement plans.
Selection Notes
Select this component for designs requiring optimized efficiency in offline flyback topologies. The multi-mode control strategy suits applications needing low standby power and reduced EMI. Consider the 60V VCC rating for robustness in standard AC input ranges.
Part Context
This part belongs to the AP3304 series of multi-mode PWM controllers manufactured by Diodes Incorporated. It is engineered specifically for high-performance, low-cost offline converters, leveraging advanced control techniques to balance efficiency, thermal performance, and electromagnetic compatibility in compact form factors.
Replacement Considerations
Consult official manufacturer substitution guides for verified alternatives. Generic replacements may not replicate the specific multi-mode control logic or protection thresholds.
