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ZR285-25 Datasheet(PDF) 2 Page - Zetex Semiconductors

Part No. ZR285-25
Description  PRECISION 2.5 VOLT MICROPOWER VOLTAGE REFERENCE
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Maker  ZETEX [Zetex Semiconductors]
Homepage  http://www.diodes.com/
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ZR285-25 Datasheet(HTML) 2 Page - Zetex Semiconductors

   
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ABSOLUTE MAXIMUM RATING
Reverse Current
30mA
Forward Current
25mA
Operating Temperature
-40 to 85°C
Storage Temperature
-55 to 125°C
Power Dissipation (Tamb=25°C)
SO8
625mW
SOT23
330mW
E-Line,2 Pin(TO92)
500mW
E-Line,3 Pin(TO92)
500mW
ELECTRICAL CHARACTERISTICS
TEST CONDITIONS (Unless otherwise stated) Tamb=25°C
SYMBOL PARAMETER
CONDITIONS
LIMITS
TOL.
%
UNITS
MIN
TYP MAX
VR
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
IMIN
Minimum Operating Current
13
20
µA
IR
Recommended Operating
Current
0.02
20
mA
TC
Average Reverse Breakdown
Voltage Temp. Co.
IR= 1mA to
20mA
30
90
ppm/°C
RS §
Slope Resistance
0.4
1
ZR
Reverse Dynamic Impedance
IR =1mA
f = 100Hz
IAC=0.1 IR
0.3
0.8
EN
Wideband Noise Voltage
IR=150µA
f = 10Hz to
10kHz
60
µV (rms)
ZR285-2.5
Reverse Characteristics
Reverse Voltage (V)
0
1.0
2.0
3.0
TA=25°C
0
10
20
30
40
TC =
(V
R
(max)−VR(min)) x 1000000
VR x (T(max)−T(min))
Note: VR(max) - VR(min) is the maximum
deviation in reference voltage measured
over the full operating temperature
range.
§
RS =
VR Change(IR (min) to IR (max))
IR (max) − IR (min)
4-166


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