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參數(shù)資料
| 型號(hào)： | GM431CST89T |
| 廠商： | American Power Management Inc. |
| 英文描述： | 2.5V ADJUSTABLE SHUNT REGULATOR |
| 中文描述： | 2.5V的可調(diào)并聯(lián)穩(wěn)壓器 |
| 文件頁數(shù)： | 11/14頁 |
| 文件大?。?/td> | 184K |
| 代理商： | GM431CST89T |
G
M
4
3
1
6
ELECTRICAL CHARACTERISTICS (T = 25°C unless otherwise noted)
A
GM431C (2.0%)
NOTES:
(1) See test circuit 1.
(2) See test circuit 2.
(3) See test circuit 3.
TEST CIRCUITS
VIN
VKA
lk
Test Circuit 1
V
= V
KA
ref
lref
R2
VIN
VKA
R1
Vref
lref
Test Circuit 2
V
> V
KA
ref
l (off)
k
VIN
VKA
Test Circuit 3
Off-State
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Reference Voltage
Vref
(1)
V
= V
, I = 10 mA, T = 25°C
KA
ref
K
A
2.45
2.500
2.55
V
(1)
V
=V
,I =10 mA,T = 0 to 70°C
KA
ref K
A
V
temp deviation
ref
Vdev
(1)
V
= V
, I = 10 mA , T = full range
KA
ref
K
A
4
17
mV
Ratio of change in Vref
to change in VKA
I = 10mA
K
-1.0
-0.4
mV/V
Reference input current
Iref
(2)
I = 10mA, R1 = 10KW, R2 =
K
0.7
4.0
mA
Iref(dev)
(2)
I = 10mA, R1 = 10KW, R2 =
K
T = full range
A
0.4
1.2
mA
Minimum operating
current
IK(min)
(1)
V= V
KA
ref
1.0
mA
Off-state cathode
current
IK(off)
(3)
V
= 36V, V
= 0V
KA
ref
0.1
1
(3)
V
= 16V, V
= 0V
KA
ref
Dynamic impedance
| Z
|
KA
(1)
f 1kHz,V
=V
, I =1mA to 100mA
KA
ref
K
0.2
0.50
W
DVref
DVKA
mA
DV
= 10V to V
KA
ref
DV
= 36V to 10V
KA
-2.7
-2.0
0.4
Deviation of reference
input current over full
temperature range
Vref
A
MICROELECTRONICS
GM431
2.5V ADJUSTABLE SHUNT REGULATOR
Power Management
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