Diodes ZRC500 - Manual (Page 2)

ZRC500
PRECISION 5.0 VOLT LOW KNEE CURRENT VOLTAGE REFERENCE
ZRC500
Document number: DS32173 Rev. 5 - 2
2 of 5
www.diodes.com
March 2012
© Diodes Incorporated
A Product Line of
Diodes Incorporated
Absolute Maximum Ratings
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
4.95
4.9
5.0
5.0
5.05
5.1
1
2
V
I
MIN
Minimum operating current 19 25 µA
I
R
Recommended operating current 0.025 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 2 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
105 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 4 0
REVERSE VOLTAGE (V)
Reverse Characteristics
RE
VERSE
CURREN
T
(
µA)
60
20
0
T = 85°C
A
T = -40°C
A
T = 25°C
A
6
40