TOP221-227
470 Ω
5 W
S2
D
S
CONTROL
470 Ω
C
TOP S w it c h
S1
40 V
0.1 µF
47 µF
0-50 V
NOTES: 1. This test circuit is not applicable for current limit or output characteristic measurements.
2. For P package, short all SOURCE and SOURCE (HV RTN) pins together.
PI-1964-110696
Figure 14. TOPSwitch General Test Circuit.
Curve
Tracer
C
B
E
D
S
CONTROL
C
TOP S w it c h
6.5V
4.3V
NOTE: This CONTROL pin sequence interrupts the Auto-restart sequence and
locks the TOPSwitch internal MOSFET in the OFF State.
PI-2109-092397
Figure 15. Breakdown Voltage and Leakage Current Measurement Test Circuit.
C
15
12/97
POWERINT [ Power Integrations ]
