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参数资料
| 型号： | CL2431IVST1 |
| 厂商： | CALOGIC LLC |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PDSO3 |
| 封装： | SOT-23, 3 PIN |
| 文件页数： | 3/6页 |
| 文件大小： | 64K |
| 代理商： | CL2431IVST1 |
CL2431
CORPORATION
CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025
0
TEMPERATURE (C)
0.019 mV/C
0.001 %/C
7.6 ppm/C
0.2
2000
0
00
mV
%
ppm
–5
1J-28
15
30
45
60
75
90 105
–10
V
REF
T
TC in mV/oC =
VREF
(mV)
TA
TC in %/oC =
VREF
VREF at 25
oC
x 100
TA
TC in ppm/oC =
VREF
VREF at 25
oC
x 10
6
TA
*CALCULATING AVERAGE TEMPERATURE COEFFICIENT (TC)
TEST CIRCUITS
IN
V
KA
V
K
I
1G-38
REF
I
REF
= V
REF
I
IN
V
KA
V
2
R
1
R
REF
(V
)
K
I
1G-39
IN
V
KA
V
K(OFF)
I
1G-40
TEST CIRCUIT 1
TEST CIRCUIT 2
TEST CIRCUIT 3
ELECTRICAL CHARACTERISTICS
Electrical characteristics are guaranteed over full junction temperature range (0 to 105
oC). Ambient temperature must be derated based on
power dissipation and package thermal characteristics. The conditions are: VKA = VREF and IK = 10mA unless otherwise stated.
SYMBOL
PARAMETER
MIN
TYP
MAX
UNIT
CIRCUIT
TEST CONDITION
VREF
Reference Voltage
2.490
2.500
2.515
V
1
TA = 25
oC, 0.5% CL2431A
2.470
2.500
2.520
V
1
TA = 25
oC, 1.0% CL2431
TC
VREF with Temp.*
0.6
0.2
mV/
oC1
VREF
VK
Ratio of Change in VREF to
Cathode Voltage
–2.7
–1.01
mV/V
2
VREF to 10V
–2
–0.4
0.3
10V to 18V
IREF
Reference Input Current
0.7
4
A2
IREF
IREF Temp Deviation
0.4
1.2
A
2
Over Temp.
IK(MIN)
Min IK for Regulation
0.4
1
mA
1
IK(OFF)
Off State Leakage
0.04
250
nA
3
VREF = 0V, VKA = 18V
ZKA
Dynamic Output Impedance
0.15
0.5
1f
≤ 1kHz, IK = 1 to 100mA
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