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AX3842S Datasheet PDF

Avantics AX3842S

The AX3842 Series is high performance fixed frequency current mode controllers. These integrated circuits feature a trimmed oscillator for precise duty cycle control.
Part No. AX3842S
Datasheet AX3842S Download
Manufacturer
Avantics
Description High Performance Current Mode Pwm Controlers
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AX3842S datasheet page 1 preview

DESCRIPTION

That is specifically designed for Off-Line and DC To DC converter applications offering the designer a costeffective solution with minimal external components. A temperature compensated reference, high gain error amplifier, current sensing compara-tor, and a high current totem pole output ideally suited for driving a power MOSFET. Also included are protective features consisting of input and reference undervoltage lockouts each with hysteresis, cycle-by-cycle current limiting, programmable output deadtime, and a latch for single pulse metering. 8-Lead Plastic DIP-8 Package Code: P
● 8-Lead Plastic SO-8 Package Code: S

FEATURES

● Trimmed Oscillator for Precise Frequency Control
● Oscillator Frequency Guaranteed at 250 kHz
● Current Mode Operation to 500 kHz
● Automatic Feed Forward Compensation
● Latching PWM for Cycle-By-Cycle Current Limiting
● Internally Trimmed Reference with Undervoltage Lockout
● High Current Totem Pole Output
● Undervoltage Lockout with Hysteresis
● L...
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