Diodes ZRC250 - Manual (Page 2)

ZRC250
PRECISION 2.5 VOLT LOW KNEE CURRENT VOLTAGE REFERENCE
ZRC250
Document number: DS32182 Rev. 6 - 2
2 of 5
www.diodes.com
March 2012
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Diodes Incorporated
Absolute Maximum Ratings (Voltages to GND Unless Otherwise Stated)
Parameter Rating Unit
Reverse Current 25 mA
Forward Current 25 mA
Operating Temperature -40 to 85 °C
Storage Temperature -55 to 125 °C
Power Dissipation (T
AMB
= 25°C)
SOT23
330 mW
Electrical Characteristics (Test conditions: T
AMB
= 25°C, unless otherwise specified.)
Symbol Parameter Condition Min. Typ. Max. Tol. (%) Unit
V
R
Reverse breakdown voltage I
R
= 150µA
2.475
2.45
2.425
2.5
2.5
2.5
2.525
2.55
2.575
1
2
3
V
I
MIN
Minimum operating current 13 20 µA
I
R
Recommended operating current 0.02 5 mA
T
C
(*)
Average reverse breakdown voltage
temperature coefficient
I
R(MIN)
to
I
R(MAX)
30 90 ppm/°C
R
S
(†)
Slope resistance 0.4 1 Ω
Z
R
Reverse dynamic impedance
I
R
= 1mA
f = 100Hz
I
AC
= 0.1I
R
0.3 0.8 Ω
E
N
Wideband noise voltage
I
R
= 150µA
f = 10Hz to
10kHz
60 µV(rms)
Note:
(*)
( )
( )
T T x V
1000000 x V V
T
) MIN ( ) MAX ( R
) MIN ( R ) MAX ( R
C
−
−
=
Note: V
R(MAX)
– V
R(MIN)
is the maximum deviation in reference
voltage measured over the full operating temperature range
(†)
( )
I I
I to I Change V
R
) MIN ( R ) MAX ( R
) MAX ( R ) MIN ( R R
S −
=
2.0 3.0 0.0
REVERSE VOLTAGE (V)
Reverse Characteristics
1.0
R
EV
E
R
SE
C
U
R
R
EN
T
(µ
A
)
40
30
20
10
0
T = 25°C
A