參數(shù)資料
型號: A3421EKA
廠商: Allegro MicroSystems, Inc.
英文描述: HALL-EFFECT, DIRECTION-DETECTION SENSORS
中文描述: 霍爾效應,方向檢測傳感器
文件頁數(shù): 6/12頁
文件大?。?/td> 160K
代理商: A3421EKA
3421 AND 3422
HALL-EFFECT,
DIRECTION-DETECTION
SENSORS
www.allegromicro.com
Limits
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Supply Voltage Range
VCC
Operating, TJ < 165°C1
4.5
18
V
Output Leakage Current
IOFF
VOUT = VCC = 18 V
<1.0
10
A
Output Saturation Voltage
VOUT(SAT)
IOUT = 20 mA
0.21
0.50
V
Power-On State
POS
VCC = 0 → 5 V,
OFF
BRP1 < B < BOP1, BRP2 < B < BOP2
Under-Voltage Lockout
VCC(UV)
IOUT = 20 mA, VCC = 0
→ 5 V
3.5
V
Under-Voltage Hysteresis
VCC(hys)
Lockout (VCC(UV)) - Shutdown
0.5
V
Power-On Time
tpo
VCC > 4.5 V
50
s
Output Rise Time
tr
CL = 20 pF, RL = 820
200
ns
Output Fall Time
tf
CL = 20 pF, RL = 820
200
ns
Direction Change Delay
td
CL = 20 pF, RL = 820
0.5
1.0
5.0
s
Supply Current
ICC
VCC = 8 V, All outputs OFF
5.0
9.0
18
mA
ELECTRICAL CHARACTERISTICS over operating temperature range.
50
75
100
125
175
0.5
0.1
0
ALLOWABLE
PACKAGE
POWER
DISSIPATION
IN
WATTS
TEMPERATURE IN
°C
0.4
0.3
0.2
25
Dwg. GH-069
R
θJA = 164
°C/W
0.6
150
NOTES: 1. Maximum supply voltage must be adjusted for power dissipation and ambient temperature.
2. Typical Data is at VCC = 12 V and TA = +25
°C and is for design information only.
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