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APX9141ATEE-PB中文资料

APX9141

ANPEC reserves the right to make changes to improve reliability or manufacturability without notice, and advise customers to obtain the latest version of relevant information to verify before placing orders.The APX9141 is an integrated Hall Effect Sensor IC designed for electric commutation of DC brushless motor applications. The APX9141 still can operate at as low as 3 volts. The APX9141 is avail-able in low cost TO -92M4 package with 3 different magnetic ranks.

Pin Description

Ordering Information

Features

General Description

Applications

? Brushless DC Fan ? Revolution Counting ? Brushless DC Motor ? Speed Measurement

?On-chip Reverse Voltage Protection ?On-chip Hall Sensor

?Low Operating Supply Voltage : 3 V ?High Output Sinking Capability up to 400mA ?Versatile sensitivity and hysteresis setting ?Reliable and Rugged ?

4 pin TO-92M Package

APX9141

1 : V DD 23

2 : DO 1

3 : DOB 4

4 : GND

Front View

A PX 9141

M agnetic R ank

H andling C ode Tem p. R ange P ack age C ode M agnetic R ank

A T : |

C ode E : TO - 92M 4Tem p. R ange

E : -20 to 85 C

H andling C ode

P B : P lastic B ag TB : Tape & B ox T R : Tape & R eel Lead Free C ode

L : Lead F ree D evice B lank : O riginal D evice

°Lead Free C ode

APX9141

Block Diagram

G nd

D O

V D D

D OB

Absolute Maximum Ratings T A = 25°C unless otherwise noted

Electrical Characteristics T A = 25°C, V DD =20V unless otherwise noted

Note a : No leakage current spike when IC start-up b : use Figure 1

APX9141

Magnetic Characteristics T A = 25°C, V DD =14V unless otherwise noted

Note : For 5cm and below DC fan application, grade A/AT device is recommended to avoid magnetic sensitivity problem. For above 5cm DC fan application, grade B device is acceptable for most cases.

Figure 1 : Switching Circuit for Output Rise Time and Fall Time Measurement

Test Information

Application Circuit

Figure 2 Typical DC brushless fan application circuit

+B -B

APX9141

1520

-20

020*********

Typical Characteristics

Supply Current vs. Supply Voltage

Supply Voltage (V)S u p p l y C u r r e n t (m A )

Output Saturation Voltage vs. Output Current

Output Current (mA)

O u t p u t S a t u r a t i o n V o l t a g e (m V )

Output Low Voltage vs Ambient Temperature

Supply Current vs Temperature

Temperature (°C)

S u p p l y C u r r e n t (m A )

-5

-30-20-10

050100150200250

100

200

300

400

500

APX9141

-100

-80-60-40-20020406080100

1520-150

-100-500

50100150

-20

020*********

0.10.20.30.40.50.60.70.80.910

102030405060

Magnetic Switch Points vs Supply Voltage

Supply Voltage (V)M a g n e t i c S w i t c h P o i n t s (G )

Typical Characteristics (Cont.)

Magnetic Switch Points vs Temperature

M a g n e t i c S w i t c h P o i n t s (G )

Temperature (°

0100200300400500

600 Ambient Temperature (°C)

Power Dissipation vs. Ambient Temperature

O u t p u t C u r r e n t (u A )

Output Voltage (V)

Output Breakdown Voltage vs. Current

P o w e r D i s s i p a t i o n (m W

)

APX9141

Package Information

TO-92M4

S e n s itiv e A r e a (0.286 0.286m m 2)P o s it io n o f H a ll S e n s o r

r e f e r e n c e t o th e to p -le ft o f p a c k a g e x = 0.41 0.1m m y = 0.88 0.1m m

±±M a r k in g S u r fa c e

APX9141

Physical Specifications

T L

T P

T e m p e r a t u r e

Tim e

Reflow Condition (IR/Convection or VPR Reflow)

Classificatin Reflow Profiles

APX9141

Customer Service

Anpec Electronics Corp.

Head Office :

5F, No. 2 Li-Hsin Road, SBIP,

Hsin-Chu, Taiwan, R.O.C.

Tel : 886-3-5642000

Fax : 886-3-5642050

Taipei Branch :

7F, No. 137, Lane 235, Pac Chiao Rd.,

Hsin Tien City, Taipei Hsien, Taiwan, R. O. C.

Tel : 886-2-89191368

Fax : 886-2-89191369