MA5620 datasheet(4/8 Pages) MPOWER

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MA5620(Preliminary)

Major Power Technology Co., Ltd.

Rev.0.2

Jul 16, 2016

Note:

θJA is measured with the PCB copper area of approximately 1 in2(Multi-layer). That need connect to exposed pad.



ELECTRICAL CHARACTERISTICS

(VIN = 12V, TA = +25°C, unless otherwise noted.)

Characteristics

Symbol

Conditions

Min

Typ

Max Units

Input Voltage Range

Quiescent Current

ICCQ

VEN = 5.0V;

VFB = 1.05V

1.5

Feedback Voltage

VFB

≤ VIN ≤ 38V

0.98 1.00 1.02

Feedback Overvoltage Threshold

OVP(FB)

1.1X

VFB

Line compensation current(Note)

ICFB

VCS=100mV

GH Rise Time

TGHR

CLX=1200pF

GH Fall Time

TGHF

CLX=1200pF

GLRise Time

TGLR

CLX=1200pF

GL Fall Time

TGLF

CLX=1200pF

LG driver bias supply voltage

Oscillation Frequency

FOSC1

160

KHz

Short Circuit Oscillation Frequency

FOSC2

VFB =< 0.4V

KHz

Short Circuit Retry time(Note)

RTSCP

VFB =< 0.5V

Maximum Duty Cycle

DMAX

Minimum On Time (Note)

TON(min)

220

Current Sense Voltage

VCS1/2

100

110

EN Lockout Threshold Voltage

ENH(LOCK)

2.5

EN Lockout Hysterisis

210

Input Under Voltage Lockout Threshold

UVLO

VIN Rising

6.5

7.0

7.5

Input Under Voltage Lockout Threshold

Hysteresis

UVLO-Hys

800

Input Over Voltage Lockout Threshold

OVLO

VIN Rising

Input Over Voltage Lockout Threshold

Hysteresis

OVLO-Hys

Soft-Start Period

Thermal Shutdown

TSD

150

°C

Thermal Shutdown Hysterisis

TSH

°C

Note: Guaranteed by design.

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