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参数资料
| 型号： | LX432ISE-TR |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.24 V, PDSO5 |
| 封装： | PLASTIC, SOT-23, 5 PIN |
| 文件页数： | 5/11页 |
| 文件大小： | 205K |
| 代理商： | LX432ISE-TR |
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2000
Rev. 1.2d, 2004-08-24
WWW
.Microse
m
i
.CO
M
LX432
Low Voltage Adjustable Precision Shunt Regulator
PRODUCTION DATA SHEET
TM
ELECTRICAL CHA RACTERISTICS
Unless otherwise specified, the following specifications apply over the operating ambient temperature for the LX432C with 0
°C
≤ T
A
≤
70
°C and the LX432I with -40°C < TA < 85°C except where otherwise noted.
LX432
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Reference Voltage
VREF
IK = 10mA, VKA = VREF, TA = 25°C
1.228
1.24
1.252
V
Reference Voltage Drift (note 2)
VREF
IK = 10mA, VKA = VREF, 0°C < TA < 70°C
3
12
mV
IK = 10mA, VKA = VREF, -40°C < TA < 85°C
4
20
mV
Ratio of VREF Change In Cathode
Voltage Change (note 3)
KA
REF
V
IK = 10ma, VKA = VREF to 16V, TA = 25°C
-1
-2.7
mV/V
Reference Terminal Current
IREF
IK = 10mA, VKA = VREF, TA=25°C, R1=10k,
R2=Open
0.1
0.5
A
IK = 10mA, VKA = VREF, 0°C < TA < 70°C
0.05
0.3
A
Reference Current Drift (note 2)
IREF
IK = 10mA, VKA = VREF, -40°C < TA < 85°C
0.1
0.4
A
Minimum Cathode Current For
Regulation
IK(MIN)
VKA = VREF, TA = 25°C
55
80
A
Dynamic Impedance
ZKA
IK = 0.1mA to 15mA, VKA = VREF, TA = 25°C
0.2
0.4
Off-State Cathode Current
IOFF
VKA = 16V, TA = 25°C
0.004
A
Note 2: These parameters are guaranteed by design.
Note 3:
KA
REF
V
Ratio of change in reference input voltage to the change in cathode voltage
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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