M57955L Mitsubishi, M57955L Datasheet

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M57955L

Manufacturer Part Number
M57955L
Description
HYBRID IC FOR DRIVING HIGH BETA TRANSISTOR MODULES
Manufacturer
Mitsubishi
Datasheet
DESCRIPTION
M57955L is a Hybrid Integrated Circuit designed for driving High
Beta Transistor Modules QM50DY-HB, etc., in an Inverter application.
This device operates as an isolation amplifier Transistor Modules
due to the electrical isolation between the input and output circuits
with a opto-coupler, as well as its driving capability which only re-
quires single power supply.
FEATURES
APPLICATION
To drive High Beta Transistor Modules for Inverter applications
CIRCUIT DIAGRAM
coupler. V
Electrical isolation between input and output with integrated opto-
Applicable with single power supply (7 ~ 9V)
Applicable with TTL input
iso
=2500Vrms
2
1
PC
HYBRID IC FOR DRIVING HIGH BETA TRANSISTOR MODULES
OUTLINE DRAWING
BLOCK DIAGRAM
3MAX.
2.54
2
1
390
OPTO-COUPLER
2.54 7=17.78
0.55±0.1
26MAX.
MITSUBISHI HYBRID ICs
INTER-
FACE
CIRCUIT
M57955L
4MAX.
1.8MAX.
Dimensions in mm
5
6
7
8
Tr1
Tr2
0.35±0.2
10.0MAX.
8.5MAX.
5
6
7
8
Feb.1999

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M57955L Summary of contents

Page 1

... DESCRIPTION M57955L is a Hybrid Integrated Circuit designed for driving High Beta Transistor Modules QM50DY-HB, etc Inverter application. This device operates as an isolation amplifier Transistor Modules due to the electrical isolation between the input and output circuits with a opto-coupler, as well as its driving capability which only re- quires single power supply ...

Page 2

... CC Test conditions V = =36 ext1 C = =0.2 ext ext2 I =–0.1A, I =1A, f=2kHz, D.F.=50% OH OLP Recommended range Recommended range MITSUBISHI HYBRID ICs M57955L Ratings Unit 12 V – –0.3 A 1.3 A 2500 Vrms 100 C –20 ~ +70 C –25 ~ +100 C Limits Unit Min. Typ. ...

Page 3

... PHL PLH (V) I 1.0 0.8 0.6 0.4 0 ext1 60 80 100 ( C) a MITSUBISHI HYBRID ICs M57955L PROPAGATION DELAY TIME VS. AMBIENT TEMPERATURE (TYPICAL) t PHL =0.2 ext1 ext2 PLH PHL load:QM50DY-HB f=2kHz, D.F.=50% t PLH 100 AMBIENT TEMPERATURE T ...

Page 4

... R ext R ext =8V CC (typ OLP Note reverse current I respectively. MITSUBISHI HYBRID ICs M57955L QM50DY-HB etc ext t t and I correspond to base forward current I OLP B1 of the transistor modules to be driven B2 and base Feb.1999 ...

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