ACT6359(2007) 데이터 시트보기 (PDF) - Active-Semi, Inc

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ACT6359
(Rev.:2007)

High-Efficiency, 40V Step-Up WLED Bias Supplies

Active-Semi, Inc 

ELECTRICAL CHARACTERISTICS

(VIN = VEN = 3.3V, TA = 25°C, unless otherwise specified.)

PARAMETER

Power Switch Voltage Rating

Input Voltage

Under Voltage Lockout Threshold

Under Voltage Lockout Hysteresis

Supply Current

Supply Current in Shutdown

Maximum On Time

Maximum On Time Constant (K)

Minimum Off Time

FB Feedback Voltage

FB Input Current

Switch Current Limit

Switch On Resistance

Switch Leakage Current

Over Voltage Protection Threshold

OV Input Current

EN Logic High Threshold

EN Logic Low Threshold

EN Input Current

Thermal Shutdown Temperature

Thermal Shutdown Hysteresis

TEST CONDITIONS

VIN Rising

Not Switching

Switching

EN = G

VIN = 3.3V

K = tMAXON × VIN

VEN ≥ 1.8V

VFB = 1V

VSW = 38V, EN = G

VOV Rising

VOV = 1.5V

VEN = 0V, 3.3V

ACT6359

Rev PrA, 20-Nov-07

MIN

2.6

2.1

2.6

220

275

320

1.11

1.4

TYP MAX UNIT

40

V

5.5

V

2.25 2.45 V

80

mV

0.1 0.25

mA

0.25 0.5

0.1 10

µA

4.0 5.8 µs

13.2

µs × V

320 450 ns

290 305 mV

0 200 nA

500 750 mA

0.55 0.9

Ω

0

10

µA

1.21 1.31 V

0 200 nA

V

0.4

V

18

36

µA

160

°C

20

°C

Innovative Products. Active Solutions.

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www.active-semi.com

Copyright © 2007 Active-Semi, Inc

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