MIC2981 datasheet(3/4 Pages) MICREL

3 / 4 page

June 2005

MIC2981/2982

Micrel, Inc.

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

Operating Ratings

Supply Voltage (V

S) ............................................ 5V to 50V

Ambient Temperature (T

A) ......................... –40°C to +85°C

Package Thermal Resistance

PDIP θJA .............................................................. 56°C/W

SOP θJA .............................................................. 84°C/W

Electrical Characteristics(Note 3)

S = 50V, TA = +25°C, unless noted.

Symbol

Parameter

Condition

Min

Typ

Max

Units

CEX

Output Leakage Current

IN = 0.4V, TA = +70°C, Note 1

200

µA

CE(sus)

Output Sustaining Voltage

OUT = 45mA

CE(sat)

Collector-Emitter Saturation Voltage

IN = 2.4V, IOUT = 100mA

1.7

2.0

IN = 2.4V, IOUT = 225mA

1.8

2.1

IN = 2.4V, IOUT = 350mA

1.9

2.2

IN(on)

Input Current

MIC2981

IN = 2.4V

140

200

µA

IN = 3.85

310

450

µA

MIC2982

IN = 2.4V

140

200

µA

IN = 12V

1.25

1.93

OUT

Output Source Current

IN = 2.4V, VCE = 2.2V

350

Supply Current

IN = 2.4, OUT1–8 = open, Note 1

Turn-On Delay

0.5E

IN to 0.5EOUT, RL = 100Ω, VS = 35V,

1.0

2.0

µs

OFF

Turn-Off Delay

0.5E

IN to 0.5EOUT, RL = 100Ω, VS = 35V,

5.0

µs

Note 2

Clamp Diode Leakage Current

R = 50V, VIN = 0.4V, Note 1

µA

Clamp Diode Forward Voltage

F = 350mA

1.5

2.0

General Note: Devices are ESD protected; however, handling precautions are recommended.

Note 1:

Applied to all 8 inputs simultaneously.

Note 2:

Load conditions affect turnoff delay.

Note 3:

Specification for packaged product only.

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