MC33997 - Switching Power Supply

Name: MC33997
SKU: MC33997-507361

Motorola

Datasheet Details

Pin 1 2 3 4 Pin Name VKAMOK KA_VPWR CRES VPWR Description Keep-Alive Output Monitoring.

Operating Voltage Range 6.0 V up to 26.5 V (40 V transient).
Step-Down Switching Regulator Output VDDH = 5.0 V @ 1400 mA (total).
Linear Regulator with External Pass Transistor VDDL = 3.3 V @ 400 mA.
Low-Power Standby Linear Regulator VKAM = 3.3 V @ 10 mA.
Two 5.0 V @ 200 mA (typical) Sensor Supplies VREF Protected Against Short-to-Battery and Short-to-Ground with Retry Capability.
Undervoltage Shutdown on the VDDL, VDDH Outputs with Retry C.

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Published: Sep 21, 2005 |