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參數資料
| 型號： | LX432ISET |
| 英文描述： | VOLT REGULATOR|FIXED|+1.24 TO +20V|BIPOLAR|TSOP|6PIN|PLASTIC |
| 中文描述： | 電壓調節(jié)器|定額| 1.24至20V |雙極|的TSOP | 6針|塑料 |
| 文件頁數： | 3/11頁 |
| 文件大?。?/td> | 95K |
| 代理商： | LX432ISET |
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2000
Rev. 1.2c, 2001-04-11
W
M
.
LX432
Low Voltage Adjustable Precision Shunt
Regulator
P
RODUCTION
D
ATA
S
HEET
A M I C R O S E M I C O M P A N Y
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 < T
A
< 85°C except where otherwise noted.
LX432
Typ
1.24
3
4
Parameter
Symbol
Test Conditions
Min
1.228
Max
1.252
12
20
Units
Reference Voltage
Reference Voltage Drift (note 2)
V
REF
REF
I
K
= 10mA, V
KA
= V
REF
, T
A
= 25°C
I
K
= 10mA, V
KA
= V
REF
, 0°C < T
A
< 70°C
I
K
= 10mA, V
KA
= V
REF
, -40°C < T
A
< 85°C
V
mV
mV
Ratio of V
REF
Change In Cathode
Voltage Change (note 3)
KA
REF
I
K
= 10ma, V
KA
= V
REF
to 16V, T
A
= 25°C
-1
-2.7
mV/V
Reference Terminal Current
I
REF
I
K
= 10mA, V
KA
= V
REF
, T
A
=25°C, R1=10k
,
R2=Open
I
K
= 10mA, V
KA
= V
REF
, 0°C < T
A
< 70°C
I
K
= 10mA, V
KA
= V
REF
, -40°C < T
A
< 85°C
0.1
0.5
μA
0.05
0.1
0.3
0.4
μA
μA
Reference Current Drift (note 2)
REF
Minimum Cathode Current For
Regulation
Dynamic Impedance
Off-State Cathode Current
I
K(MIN)
V
KA
= V
REF
, T
A
= 25°C
55
80
μA
Z
KA
I
OFF
I
K
= 0.1mA to 15mA, V
KA
= V
REF
, T
A
= 25°C
V
KA
= 16V, T
A
= 25°C
0.2
0.004
0.4
μA
Note 2: These parameters are guaranteed by design.
Note 3:
KA
REF
Ratio of change in reference input voltage to the change in cathode voltage
E
L
E
C
T
R
I
C
A
L
S
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