MA7151RCTA datasheet(3/11 Pages) MPOWER

No. de pieza	MA7151RCTA

Descripción Electrónicos	Low Noise & Low voltage Single-Coil Fan/Motor Driver

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Fabricante Electrónico	MPOWER [Major-Power Technology Co., LTD.]

Página de inicio	http://major-power.com.tw/

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MA7151F/R

Major Power Technology Co., Ltd.

Rev.1.0 Sep.18, 2017



ELECTRICAL CHARACTERISTICS

(VDD = 5V, TA = +25°C, unless otherwise noted.)

Characteristics

Symbol

Conditions

Min

Typ

Max

Units

Average Supply Current

IDD

3V,No load

-

2.2

3.5

mA

Average Supply Current

IDD

5V,No load

-

3.6

5

mA

On resistance(RPMOS+RNMOS)

RDS(ON) 5V,400mA

-

0.8

1.4

Ω

On resistance(RPMOS+RNMOS)

RDS(ON) 3V,200mA

-

1.0

1.8

Ω

FG Output Low Voltage

5V,5mA

-

0.3

0.5

V

Output Switching Slope Duration

TSW

3V

-

200

-

uS

Output Switching Slope Duration

TSW

5V

-

160

-

uS

PWM Input H Level

VPWMH

0.5VDD

-

VDD

V

PWM Input L Level

VPWML

0

-

0.14VDD

V

PWM Input Frequency

FPWM

0.2

-

30

KHz

Locked Protection On

Tlrp-on

-

0.45

-

Sec

Locked Protection Off

Tlrp-off

-

2.7

-

Sec

Thermal Shutdown Threshold

TSHUT

150

-

°C

Magnetic

(1mT=10 Gauss)

Operating Point

BOP

5

30

50

Gauss

Releasing Point

BRP

-50

-30

-5

Gauss

Hysteresis

BHYS

-

60

-

Gauss

Note: Guaranteed by design.

Driver output vs. magnetic pole

Characteristics

Test Conditions

OUT1

OUT2

North pole

B < Brp

High

Low

South pole

B > Bop

Low

High

Note: The magnetic pole refer to diagram

Bop

Brp

0

OUT2

V

Bop

Brp

0

OUT1

V

B

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MA7151RCTA Datasheet(PDF) 3 Page - Major-Power Technology Co., LTD.

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