MC34167
features consist of cycle- by- cycle current limiting, undervoltage lockout, and thermal shutdown. Also included is a low power standby mode that reduces power supply current to 36 µA.
- Output Switch Current in Excess of 5.0 A
MC34167 MC33167
POWER SWITCHING REGULATORS
SEMICONDUCTOR TECHNICAL DATA
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- TH SUFFIX PLASTIC PACKAGE CASE 314A
1 5
Fixed Frequency Oscillator (72 k Hz) with On- Chip Timing Provides 5.05 V Output without External Resistor Divider Precision 2% Reference 0% to 95% Output Duty Cycle Cycle- by- Cycle Current Limiting Undervoltage Lockout with Hysteresis Internal Thermal Shutdown Operation from 7.5 V to 40 V Standby Mode Reduces Power Supply Current to 36 µA Economical 5- Lead TO- 220 Package with Two Optional Leadforms Also Available in Surface Mount D2PAK Package
T SUFFIX PLASTIC PACKAGE CASE 314D
1 5 5 1
TV SUFFIX PLASTIC PACKAGE CASE 314B
Heatsink surface connected to Pin 3.
Simplified Block Diagram (Step Down Application)
ILIMIT Oscillator...
