ATS277H

COMPLEMENTARY OUTPUT HALL EFFECT LATCH

ATS277H Rev. 1

4 of 8

DECEMBER 2008

www.diodes.com

© Diodes Incorporated

Electrical Characteristics

(TA = +25°C Vcc = 4.0V to 20V)

Symbol

Characteristic

Conditions

Min

Typ.

Max Units

Vce

Low Supply Voltage

Vcc = 3.5V, IL = 100mA

0.4

V

Vz

Output Zener Breakdown

(Note 7)

46

V

Vce(SAT)

Output Saturation Voltage

Vcc = 14V, IL = 300mA

0.3

0.6

V

Icex

Output Leakage Current

Vce = 14V, Vcc = 14V

<

0.1

10

µA

Icc

Supply Current

Vcc = 20V, Output Open

16

25

mA

tr

Output Rise Time

Vcc = 14V, RL = 820Ω, CL = 20pF

3.0

10

µs

tf

Output Falling Time

Vcc = 14V, RL = 820Ω, CL = 20pF

0.3

1.5

µs

Δt

Switch Time Differential

Vcc = 14V, RL = 820Ω, CL = 20pF

3.0

10

µs

Note:

7. The Vz may vary with the inductance/resistance of DC Fan. In order to reduce the risk of dynamic operation, the capacitor/ resistor is

recommended to add below the DO/DOB as Application Circuit (see General Description on page 1).

Test Circuit

277

CL 1 CL 2

14 V

DO

DOB

RL 1 = RL 2 = 820 Ohm

CL 1 = CL 2 = 20 pF

RL 2

RL 1

Magnetic Characteristics

(TA = +25°C)

( 1mT = 10 Gauss )

A grade

Symbol

Characteristic

Min

Typ.

Max

Unit

Bop

Operate Point

10

-

50

Gauss

Brp

Release Point

-50

-

-10

Gauss

Bhy

Hysteresis

-

75

-

Gauss

B grade

Symbol

Characteristic

Min

Typ.

Max

Unit

Bop

Operate Point

5

-

70

Gauss

Brp

Release Point

-70

-

-5

Gauss

Bhy

Hysteresis

-

75

-

Gauss