ACT361 データシートの表示（PDF） - Active-Semi, Inc

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ACT361

High Performance ActivePSR™ Primary Switching Regulator

Active-Semi, Inc 

ABSOLUTE MAXIMUM RATINGSc

PARAMETER

VDD, BD, SW to G

Maximum Continuous VDD Current

FB, CS to G

Continuous SW Current

Maximum Power Dissipation (derate 4.5mW/˚C above TA = 50˚C)

Junction to Ambient Thermal Resistance (θJA)

Operating Junction Temperature

Storage Junction

Lead Temperature (Soldering, 10 sec)

ACT361

Rev 8, 14-Nov-12

VALUE

-0.3 to +28

100

-0.3 to +6

Internally limited

0.45

220

-40 to 150

-55 to 150

300

UNIT

V

mA

V

A

W

˚C/W

˚C

˚C

˚C

c: Do not exceed these limits to prevent damage to the device. Exposure to absolute maximum rating conditions for long periods may

affect device reliability.

ELECTRICAL CHARACTERISTICS

(VDD = 14V, VOUT = 5V, LP = 2.3mH, NP = 140, NS = 10, NA = 27, TA = 25°C, unless otherwise specified.)

PARAMETER

Supply

VDD Turn-On Voltage

VDD Turn-Off Voltage

Supply Current

Start Up Supply Current

BD Current during Startup

Internal Soft Startup Time

Oscillator

Switching Frequency

Maximum Switching Frequency

Maximum Duty Cycle

Feedback

Effective FB Voltage

FB Leakage Current

Output Cable Resistance

Compensation

SYMBOL

TEST CONDITIONS

MIN TYP MAX UNIT

VDDON

VDDOFF

IDD

IDDST

IBDST

VDD Rising from 0V

VDD Falling after Turn-on

VDD = 14V, after Turn-on

VDD = 14V, before Turn-on

17.6 18.6 19.6 V

5.25 5.5 5.75 V

1

2

mA

25

45

µA

1

µA

10

ms

fSW

FCLAMP

DMAX

100% VOUTCV @ full load

25% VOUTCV @ full load

42

kHz

21

45

55 kHz

70

75

80

%

VFB

2.176 2.200 2.224 V

IFBLK

100 nA

No RCORD between VDD and SW

0

RCORD = 300k

3

DVCOMP RCORD = 150k

6

%

RCORD = 75k

9

RCORD = 33k

12

Innovative PowerTM

-3-

www.active-semi.com

Copyright © 2012 Active-Semi, Inc.

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