TOP209 Ver la hoja de datos (PDF) - Power Integrations, Inc

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componentes Descripción

Fabricante

TOP209

Three-terminal Off-line PWM Switch

Power Integrations, Inc 

TOP209/210

Parameter

Symbol

Conditions

(Unless Otherwise Specified)

See Figure 12

SOURCE = 0 V

TJ = -40 to 125 °C

SHUTDOWN/AUTO-RESTART (cont.)

Min Typ Max Units

UV Lockout

Threshold Voltage

S1 open

4.4

4.7

5.0

V

Auto-restart

Hysteresis Voltage

S1 open

0.6

1.0

V

Auto-restart

Duty Cycle

S1 open

5

9

%

Auto-restart

Frequency

S1 open

1.2

Hz

CIRCUIT PROTECTION

Self-protection

Current Limit

Leading Edge

Blanking Time

TOP209 0.150

ILIMIT

di/dt = 40 mA/µs, TJ = 25 °C TOP210 0.230

0.230

A

0.300

t

I = 4 mA

LEB

C

150

ns

Current Limit

Delay

t

ILD

I = 4 mA

C

100

ns

Thermal Shutdown

Temperature

IC = 4 mA

125 145

°C

2

Thermal Shutdown

Hysteresis

30

°C

Power-up Reset

Threshold Voltage

VC(RESET)

S2 open

2.0

3.3

4.2

V

10 A

8/97

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