Product Summary

The MC44C402AC is a high performance voltage mode controller designed for off-line converters. This high voltage circuit that integrates the startup current source and the oscillator capacitor, requires few external components while offering a high flexibility and reliability.

Parametrics

MC44C402AC absolute maximum ratings: (1)Total Power Supply Current, ICC: 30 mA; (2)Output Supply Voltage with Respect to Ground VCC: 16 V; (3)All Inputs except Vi Vinputs: -1.0 to +16 V; (4)Line Voltage Absolute Rating Vi: 500 V; (5)Recommended Line Voltage Operating Condition Vi: 400 V; (6)Power Dissipation and Thermal Characteristics; (7)Maximum Power Dissipation at TA = 85℃ PD: 600 mW; (8)Thermal Resistance, Junction-to-Air RθJA: 100℃/W; (9)Operating Junction Temperature TJ: 150℃; (10)Operating Ambient Temperature TA: -25 to +85℃.

Features

MC44C402AC features: (1)Integrated Startup Current Source; (2)Lossless Off?Line Startup; (3)Direct Off?Line Operation; (4)Fast Startup; (5)Flexibility; (6)Duty Cycle Control; (7)Undervoltage Lockout with Hysteresis; (8)On Chip Oscillator Switching Frequency 40 or 75; (9)Secondary Control with Few External Components; (10)Pb-Free Packages are Available.

Diagrams

MC44C402AC block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
MC44C402AC
MC44C402AC

Freescale Semiconductor

Multimedia Misc STEREO ENC 402

Data Sheet

Negotiable 
MC44C402ACR2
MC44C402ACR2

Freescale Semiconductor

Multimedia Misc STEREO ENC 402 T&R

Data Sheet

Negotiable