Single Phase Hall Effect Latch
Absolute Maximum Ratings ( at Ta=25oC )
ATC
ATS477
Characteristics
Symbol
Values
Unit
Supply voltage
Magnetic flux density
VCC
20
V
B
Unlimited
Continuous
250
Output “on” current
Hold
Ic
300
mA
Peak (Start Up)
600
Operating temperature range
Ta
-20~+85
°C
Storage temperature range
Ts
-65~+150
°C
Package Power
Dissipation
SIP-4L
SOP-7L
550
mW
PD
800
mW (Note 1)
(Note 1) Ground pin must connect to large area copper on PCB as possible.
Electrical Characteristics ( Ta=+25°C, Vcc=3.5V to 20V )
Characteristic
Symbol
Test Conditions
Min Typ Max Unit
Supply Voltage
Vcc
-
3.5
- 20 V
Output
Saturation Vce(sink)
Vcc=14V, Ic=200mA
- 500 800 mV
Voltage
Vce(drive)
Vcc=14V, Ic=200mA
Vcc-1.5 - Vcc V
FG Saturation Voltage
Vce
Vcc=14V, IFG=20mA
0.3 0.7 V
Supply Current
Icc
Vcc=20V, Output Open
-
18 30 mA
Output Rise Time
tr
Vcc=14V, RL=820Ω, CL=20pF -
1.0 5.0 µs
Output Falling Time
tf
Vcc=14V, RL=820Ω, CL=20pF -
0.3 1.5 µs
Switch Time Differential
∆t
Vcc=14V, RL=820Ω, CL=20pF -
1.0 5.0 µs
Magnetic Characteristics (Ta=+25°C)
A grade
Characteristic
Operate Point
Release Point
Hysteresis
B grade
Characteristic
Operate Point
Release Point
Hysteresis
Symbol
Bop
Brp
Bhy
Symbol
Bop
Brp
Bhy
Min.
5
-70
-
Min.
-
-100
-
Typ.
-
-
60
Typ.
-
-
60
(1mT=10Gauss)
Max.
70
-5
-
Unit
Gauss
Gauss
Gauss
Max.
100
-
-
Unit
Gauss
Gauss
Gauss
Anachip Corp.
www.anachip.com.tw
Rev. A5 Apr 15, 2004
4/7