參數(shù)資料
型號: ZR431F005
廠商: ZETEX PLC
元件分類: 基準電壓源/電流源
英文描述: ADJUSTABLE PRECISION ZENER SHUNT REGULATOR
中文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, PDSO3
封裝: SOT-23, 3 PIN
文件頁數(shù): 2/7頁
文件大?。?/td> 147K
代理商: ZR431F005
ZR431
ABSOLUTE MAXIMUM RATING
Cathode Voltage (V
Z
)
Cathode Current
Operating Temperature
Storage Temperature
Recommended Operating Conditions
20V
150mA
-40 to 85°C
-55 to 125°C
Min
Vref
50 A
Max
20V
100mA
Cathode Voltage
Cathode Current
ELECTRICAL CHARACTERISTICS TEST CONDITIONS (Unless otherwise stated):T
amb
=25°C
SYMBOL
VALUE
MIN TYP
Reference Voltage 2%
1%
(1)
0.5%
2.489
2.50
Deviation of Reference Input
Voltage over Temperature
Ratio of the change in
Reference Voltage to the
Change in Cathode
Voltage
Power Dissipation (T
amb
=25°C,T
jmax
=150°C)
SOT23
TO92
SOT223
SO8
330mW
780mW
2W
780mW
PARAMETER
UNITS CONDITIONS
MAX
2.55
2.525
2.513
17
V
ref
2.45
2.475
2.50
2.50
V
I
L
=10mA (Fig1), V
Z
=V
ref
V
dev
8.0
mV
I
L
=10mA, V
Z
=V
ref
T
a
=full range (Fig1)
V
Z
from V
ref
to 10V
I
Z
=10mA (Fig2)
V
Z
from 10V to 20V
I
Z
=10mA (Fig2)
R1=10k, R2=O/C, l
L
=10mA
(Fig2)
R1=10k, R2=O/C, I
L
=10mA
T
a
=full range (Fig2)
V
ref
V
Z
-1.85 -2.7
mV/V
-1.0
-2.0
mV/V
Reference Input Current
I
ref
0.12 1.0
A
Deviation of Reference
Input Current over
Temperature
Minimum Cathode
Current for Regulation
Off-state Current
I
ref
0.04 0.2
A
I
Zmin
35
50
A
V
Z
=V
ref
(Fig1)
I
Zoff
0.1
A
V
Z
=20V, V
ref
=0V (Fig3)
V
Z
=V
ref
(Fig1), f=0Hz
Dynamic Output Impedance R
Z
0.75
(1)
0.5% SOT23 only.
For definitions of reference voltage temperature coefficient and dynamic output impedance see
NOTES following DC TEST CIRCUITS
4-190
78
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