Single Phase Hall Effect Latch
Absolute Maximum Ratings ( at Ta=25oC )
Characteristics
Symbol
Supply voltage
VCC
Magnetic flux density
B
Continuous
Output “on” current
Hold
Ic
Peak (Start Up)
Output junction breakdown voltage
Operating temperature range
VCEO
Ta
Storage temperature range
Ts
SIP-4L
Package Power Dissipation SIP-5L
PD
MSOP-8L
(Note 1) Ground pin must connect to large area copper on PCB as possible.
AH477/480
Values
Unit
20
V
Unlimited
250
300
mA
600
VCC + 3VBE
V
-20~+85
°C
-65~+150
°C
550
550
mW
350
mW (Note 1)
Electrical Characteristics ( Ta=+25°C, Vcc=14V )
Characteristic
Symbol
Test Conditions
Min Typ Max Unit
Supply Voltage
Vcc
-
3.5
-
20
V
Output Saturation Voltage Vce(sink)
Vce(drive)
Vcc=14V, Ic=200mA
Vcc=14V, Ic=200mA
-
500 800
mV
Vcc-1.5 - Vcc
V
FG Saturation Voltage
Supply Current
Vce
Vcc=14V, IFG=20mA
0.3 0.7
V
Icc
Vcc=20V, Output Open
-
12
25
mA
Output Rise Time
Output Falling Time
Switch Time Differential
Charge Current
Limiting Voltage
Limiting Voltage
On Time
Duty Ratio
tr
Vcc=14V, RL=820Ω, CL=20pF -
1.0
5.0
µs
tf
Vcc=14V, RL=820Ω, CL=20pF -
0.3
1.5
µs
∆t Vcc=14V, RL=820Ω, CL=20pF -
1.0
5.0
µs
ICT
-
-
2.8
-
uA
VCTL1
-
-
2.8
-
V
VCTL2
-
-
1.8
-
V
TON
CT=0.47µF
- 150 -
ms
DR
TOFF / TON
6
7
8
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.
-
-
70
Typ.
-
-
70
(1mT = 10 Gauss)
Max.
70
-5
-
Unit
Gauss
Gauss
Gauss
Max.
100
-
-
Unit
Gauss
Gauss
Gauss
Anachip Corp.
www.anachip.com.tw
Rev. 0.1 Aug 9, 2004
4/9