SG1525A データシートの表示（PDF） - Microsemi Corporation

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SG1525A

Regulating Pulse Width Modulator

Microsemi Corporation 

Regulating Pulse Width Modulator

Parameter

Test Conditions

SG1525A/2525A

SG1527A/2527A

Min Typ Max

SG3525A/SG3527A

Min Typ Max

Units

Output Drivers Section (each transistor, VC = 20V)

Output High Level

ISOURCE = 20mA

18 19

18 19

V

ISOURCE = 100mA

17 18

17 18

V

Output Low Level

ISINK = 20mA

0.2 0.4

0.2 0.4

V

ISINK = 100mA

1.0 2.2

1.0 2.2

V

Undervoltage Lockout

VCOMP and VSS = High

6

7

8

6

7

8

V

Collector Leakage3

VC = 35V

200

200

µA

Rise Time

CL = 1nF, TJ = 25°C

100 600

100 600

ns

Fall Time

Shutdown Delay1

CL = 1nF, TJ = 25°C

VSD = 3V, CS = 0,

TJ = 25°C

50 300

0.2 0.5

50 300

ns

0.2 0.5

µs

Total Standby Current

Standby Current

VIN = 35V

14 20

14 20

mA

Notes:

1. These parameters, although guaranteed over the recommended operating conditions, are not 100% tested in production.

2. FOSC = 40 kHz (RT = 3.6k Ω, CT = 0.01µF, RD = 0Ω).

3. Applies to SG1525A/2525A/3525A only, due to polarity of output pulses.

6

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