Datasheet

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Test Procedure

7.3 List of Test Points

Table 5. Test Point Functions

TEST POINTS NAME DESCRIPTION

TP1 EN Enable pin

TP2 GND GND

TP3 VIN Input voltage

TP4 PG Power good output

TP5 SYNC Input of external clock for synchronization

TP6 GND GND

TP7 GND GND

TP8 GND GND

TP9 SW Switching node

TP10 VOUT Output voltage

TP11 CHB Input B for loop injection

TP12 CHA Input A for loop injection

TP13 GND GND

TP14 GND GND

7.4 Equipment Shutdown

1. Shut down VIN

2. Shut down Load

3. Shut down FAN

SLUU819–December 2011 6-A Step-Down Regulator with Integrated Switcher

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