A3425L View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A3425L' PDF : 21 Pages View PDF
A3425
Ultra-Sensitive Dual-Channel Quadrature
Hall-Effect Bipolar Switch
OPERATING CHARACTERISTICS Valid over operating temperature ranges unless otherwise noted; typical data applies to
VCC = 12 V, and TA = 25ºC
Characteristic
Symbol
Test Conditions
Min. Typ. Max Units
ELECTRICAL CHARACTERISTICS
Supply Voltage1
Output Leakage Current
Output Rise Time
Output Fall Time
Supply Current
VCC
IOUTPUT(OFF)
tr
tf
ICC(OFF)
ICC(ON)
Low Output Voltage
VOUTPUT(ON)
Output Sink Current
IOUTPUT(SINK)
Output Sink Current, Continuous2
IOUTPUT(SINK)C
Output Sink Current, Peak3
IOUTPUT(SINK)P
Chopping Frequency
fC
TRANSIENT PROTECTION CHARACTERISTICS
Operating; TA ≤ 150°C
Either output
CLOAD = 20 pF, RLOAD = 820 Ω
CLOAD = 20 pF, RLOAD = 820 Ω
B < BRP(A) ,B < BRP(B)
B > BOP(A) ,B > BOP(B)
Both outputs; IOUTPUT(SINK) = 20 mA; B > BOP(A),
B > BOP(B)
TJ < TJ(max) ,VOUTPUT = 12 V
t < 3 seconds
3.3 – 18 V
– < 1 10 μA
– 1.8 –
μs
– 1.2 –
μs
– 3.5 6.0 mA
– 4.0 6.0 mA
– 160 500 mV
– – 20 mA
– – 70 mA
– – 220 mA
– 340 – kHz
Supply Zener Voltage
Supply Zener Current4
Reverse-Battery Current
VZ
IZ
IRCC
ICC = 15 mA
VS = 28 V
VRCC = –18 V, TJ < TJ(max)
28 33 37 V
– – 9.0 mA
– 2 15 mA
Continued on the next page...
Allegro MicroSystems, Inc.
4
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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