MA5609 datasheet(4/9 Pages) MPOWER

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MA5609

Major Power Technology Co., Ltd.

Rev.1.3 Apr. 12 , 2017



ELECTRICAL CHARACTERISTICS

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

Characteristics

Symbol

Conditions

Min

Typ Max Units

Input Voltage Range

Quiescent Current

ICCQ

VFB = 1.05V

1.5

Feedback Voltage

VFB

≤ VIN ≤ 36V

0.98 1.00 1.02

Feedback Overvoltage Threshold

OVP(FB)

1.1X

VFB

Cable compensation current(Note)

ICFB

VCS=100mV

High-Side Switch On Resistance (Note)

RDS(ON)1

Ω

Low-Side Switch On Resistance (Note)

RDS(ON)2

Ω

High-Side Switch Leakage Current

VFB =1.05V, VSW = 0V

μA

Upper Switch Current Limit

Minimum Duty Cycle

4.0

5.0

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

VcS

100

115

VIN OVP Turn-Off Voltage

Input Voltage Rising

VIN OVP Hysteresis

Input Voltage Falling

Input Under Voltage Lockout Threshold

UVLO

VIN Rising

6.5

7.0

7.5

Input Under Voltage Lockout Threshold

Hysteresis

UVLO-Hys

800

Soft-Start Period

Thermal Shutdown

TSD

155

°C

Thermal Shutdown Hysterisis

TSH

°C

Note: Guaranteed by design.

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