CL2431 View Datasheet(PDF) - Calogic, LLC
Part Name
Description
MFG CO.
'CL2431' PDF : 6 Pages View PDF
CL2431
CORPORATION
ELECTRICAL CHARACTERISTICS
Electrical characteristics are guaranteed over full junction temperature range (0 to 105oC). 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
VREF
Reference Voltage
TC
∆VREF with Temp.*
MIN
2.490
2.470
TYP
2.500
2.500
0.6
MAX
2.515
2.520
0.2
UNIT
V
V
mV/ oC
CIRCUIT
1
1
1
TEST CONDITION
TA = 25oC, 0.5% CL2431A
TA = 25oC, 1.0% CL2431
∆VREF
∆VK
Ratio of Change in VREF to
Cathode Voltage
–2.7
–1.01
mV/V
VREF to 10V
2
–2
–0.4
0.3
10V to 18V
IREF
Reference Input Current
0.7
4
µA
2
∆IREF
IREF Temp Deviation
0.4
1.2
µA
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
Ω
1
f ≤ 1kHz, IK = 1 to 100mA
*CALCULATING AVERAGE TEMPERATURE COEFFICIENT (TC)
0
0
0
2000 0.2 –5
∆VREF
∆T
TEST CIRCUITS
VIN
I REF
–10
0
15 30 45 60 75 90 105
TEMPERATURE (˚C)
0.019 mV/˚C
0.001 %/˚C
7.6 ppm/˚C
1J-28
VKA = VREF
IK
VIN
R1
(VREF )
R2
I REF
VKA
IK
•
TC
in
mV/oC
=
∆VREF (mV)
∆TA
• TC in %/oC =
∆VREF
VREF
at
25oC
∆TA
x 100
∆VREF
•
TC
in
ppm/oC
=
VREF
at 25oC
∆TA
x 106
VIN
VKA
I K(OFF)
1G-38
TEST CIRCUIT 1
1G-39
TEST CIRCUIT 2
1G-40
TEST CIRCUIT 3
CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025
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