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MIC2981/2982
Absolute Maximum Ratings
Supply Voltage (V S ) ...................................................... 50V
Output Voltage (V CE ) .................................................... 50V
Continuous Output Current (I C ) ................................ 500mA
Input Voltage (V IN )
MIC2981/82 ............................................................... 30V
Ground Current (I GND ) .................................................... 3A
Junction Temperature (T J ) ...................................... +150 ° C
Storage Temperature (T S ) ....................... –65 ° C to +150 ° C
Electrical Characteristics (Note 3)
V S = 50V, T A = +25 ° C, unless noted.
Micrel, Inc.
Operating Ratings
Supply Voltage (V S ) ............................................ 5V to 50V
Ambient Temperature (T A ) ......................... –40 ° C to +85 ° C
Package Thermal Resistance
PDIP θ JA .............................................................. 56 ° C/W
SOP θ JA .............................................................. 84 ° C/W
Symbol
Parameter
Condition
Min
Typ
Max
Units
I CEX
V CE(sus)
Output Leakage Current
Output Sustaining Voltage
V IN = 0.4V, T A = +70 ° C, Note 1
I OUT = 45mA
35
200
μ A
V
V CE(sat)
Collector-Emitter Saturation Voltage
V IN = 2.4V, I OUT = 100mA
V IN = 2.4V, I OUT = 225mA
V IN = 2.4V, I OUT = 350mA
1.7
1.8
1.9
2.0
2.1
2.2
V
V
V
I IN(on)
Input Current
MIC2981
V IN = 2.4V
140
200
μ A
V IN = 3.85
310
450
μ A
MIC2982
V IN = 2.4V
V IN = 12V
140
1.25
200
1.93
μ A
mA
I OUT
I S
Output Source Current
Supply Current
V IN = 2.4V, V CE = 2.2V
V IN = 2.4 , OUT1–8 = open, Note 1
350
10
mA
mA
t ON
t OFF
Turn-On Delay
Turn-Off Delay
0.5E IN to 0.5E OUT , R L = 100 ? , V S = 35V,
0.5E IN to 0.5E OUT , R L = 100 ? , V S = 35V,
1.0
5.0
2.0
10
μ s
μ s
Note 2
I R
Clamp Diode Leakage Current
V R = 50V, V IN = 0.4V , Note 1
50
μ A
V F
Clamp Diode Forward Voltage
I F = 350mA
1.5
2.0
V
General Note: Devices are ESD protected; however, handling precautions are recommended.
Note 1:
Note 2:
Note 3:
Applied to all 8 inputs simultaneously.
Load conditions affect turnoff delay.
Specification for packaged product only.
June 2005
3
MIC2981/2982
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