MA5602 datasheet(4/8 Pages) MPOWER

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MA5602

Major Power Technology Co., Ltd.

Rev.1.5

Apr. 11, 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 ≤ 38V

0.98 1.00 1.02

Feedback Overvoltage Threshold

OVP(FB)

1.1X

VFB

High-Side Switch On Resistance (Note)

RDS(ON)1

150

Ω

Low-Side Switch On Resistance (Note)

RDS(ON)2

140

Ω

High-Side Switch Leakage Current

VFB =1.05V, VSW = 0V

μA

Upper Switch Current Limit

Minimum Duty Cycle

2.9

3.5

Lower Switch Current Limit

From Drain to Source

0.9

Oscillation Frequency

FOSC1

160

KHz

Short Circuit Oscillation Frequency

FOSC2

VFB =<0.5V

KHz

Maximum Duty Cycle

DMAX

Minimum On Time (Note)

TON(min)

220

Sense Voltage

ΔVSEN (VSEN2) - (VSEN1)

114

120

126

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

150

°C

Thermal Shutdown Hysterisis

TSH

°C

Note: Guaranteed by design.

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