TOP264(2010) View Datasheet(PDF) - Power Integrations, Inc

Part Name

Description

Manufacturer

TOP264
(Rev.:2010)

Integrated Off-Line Switcher with EcoSmart® Technology for Highly Effcient Power Supplies

Power Integrations, Inc 

TOP264-271

Parameter

Circuit Protection

Self Protection

Current Limit

(See Note C)

Initial Current Limit

Power Coefficient

Leading Edge

Blanking Time

Current Limit Delay

Thermal Shutdown

Temperature

Thermal Shutdown

Hysteresis

Power-Up Reset

Threshold Voltage

Symbol

Conditions

SOURCE = 0 V; TJ = -40 to 125 °C

(Unless Otherwise Specified)

Min

Typ

Max Units

ILIMIT

IINIT

PCOEFF

tLEB

tIL(D)

VC(RESET)

TOP264E/V

TJ = 25 °C

TOP265E/V

TJ = 25 °C

TOP266E/V

TJ = 25 °C

TOP267E/V

TJ = 25 °C

TOP268E/V

TJ = 25 °C

TOP269E/V

TJ = 25 °C

TOP270E/V

TJ = 25 °C

TOP271E/V

TJ = 25 °C

di/dt = 270 mA/ms

di/dt = 350 mA/ms

di/dt = 530 mA/ms

di/dt = 625 mA/ms

di/dt = 675 mA/ms

di/dt = 720 mA/ms

di/dt = 870 mA/ms

di/dt = 1065 mA/ms

See Note C

TJ = 25 °C,

See Note E

IX ≤ - 165 mA

IX ≤ - 117 mA

1.209

1.581

2.371

2.800

3.023

3.236

3.906

4.808

0.70 ×

ILIMIT(MIN)

0.9 × I2f

0.9 × I2f

TJ = 25 °C, See Figure 32

135

Figure 33 (S1 Open Condition)

1.75

1.30

1.70

2.55

3.01

3.25

3.48

4.20

5.17

I2f

I2f

220

100

142

75

3.0

1.391

1.819

2.728

3.222

A

3.478

3.723

4.494

5.532

1.2 × I2f

1.2 × I2f

150

A

A2kHz

ns

ns

°C

°C

4.25

V

26

Rev. B 03/10

www.powerint.com

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