MA7151FD2 datasheet(3/11 Pages) MPOWER

tên linh kiện	MA7151FD2

Giải thích chi tiết về linh kiện	Low Noise & Low voltage Single-Coil Fan/Motor Driver

PDF	11 Pages

Scroll/Zoom	100%

nhà sản xuất	MPOWER [Major-Power Technology Co., LTD.]

Trang chủ	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

Average Supply Current

IDD

5V,No load

3.6

On resistance(RPMOS+RNMOS)

RDS(ON) 5V,400mA

0.8

1.4

On resistance(RPMOS+RNMOS)

RDS(ON) 3V,200mA

1.0

1.8

FG Output Low Voltage

5V,5mA

0.3

0.5

Output Switching Slope Duration

TSW

200

Output Switching Slope Duration

TSW

160

PWM Input H Level

VPWMH

0.5VDD

VDD

PWM Input L Level

VPWML

0.14VDD

PWM Input Frequency

FPWM

0.2

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

Gauss

Releasing Point

BRP

-50

-30

-5

Gauss

Hysteresis

BHYS

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

OUT2

Bop

Brp

OUT1

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