TOP100-4 View Datasheet(PDF) - Power Integrations, Inc

Part Name

Description

Manufacturer

TOP100-4

TOPSwitch Family Three-terminal Off-line PWM Switch

Power Integrations, Inc 

TOP100-4

t2

t1

HV

90%

90%

DRAIN

VOLTAGE

0V

DC = t1

t2

10%

PI-1215-091794

Figure 12. TOPSwitch Duty Cycle Measurement.

TYPICAL CONTROL PIN I-V CHARACTERISTIC

120

100

80

Latched Shutdown

Trigger Current (45 mA)

60

40

Dynamic

Impedance

=

1

Slope

20

0

0

2

4

6

8

10

CONTROL Pin Voltage (V)

Figure 13. TOPSwitch CONTROL Pin I-V Characteristic.

DRAIN

SOURCE

CONTROL

TOPSwitch

C1

0.1 µF

C2

47 µF

R1

470 Ω

5W

S2

R2

S1

470 Ω

VS1

0-50 V

VS2

40 V

NOTE: This test circuit is not applicable for current limit or output characteristic measurements.

PI-1905-061396

Figure 14. TOPSwitch General Test Circuit.

14 E

7/96

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