TLP181 Toshiba, TLP181 Datasheet - Page 68

PHOTOCOUPLER TRANS-OUT 4-SMD

TLP181

Manufacturer Part Number
TLP181
Description
PHOTOCOUPLER TRANS-OUT 4-SMD
Manufacturer
Toshiba
Datasheets

Specifications of TLP181

Number Of Channels
1
Input Type
DC
Voltage - Isolation
3750Vrms
Current Transfer Ratio (min)
50% @ 5mA
Current Transfer Ratio (max)
600% @ 5mA
Voltage - Output
80V
Current - Output / Channel
50mA
Current - Dc Forward (if)
50mA
Vce Saturation (max)
400mV
Output Type
Transistor
Mounting Type
Surface Mount
Package / Case
4-SMD
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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11
2
5 V
[ Photo-IC couplers: high-speed base/gate drive applications ]
Driving the Base of a 15-A-Class GTR ( Giant Transistor ) Module
Driving the Base of a 100-A-Class GTR Module
Driving the Gate of a 15-A-Class IGBT ( Insulated Gate Bipolar Transistor ) Module
V
CC
5 V
V
LSTTL
5 V
390 Ω
Inverter and AC-DC Servo Applications
8 mA
TLP109 / TLP2409
TLP550 / TLP559
TLP759
CC
LSTTL
390 Ω
8 mA
Photocoupler Application Circuit Examples
LSTTL
390 Ω
8 mA
TLP557
TLP351 / TLP2541
1
2
3
4
TLP557
Rex 4.3 Ω
Rex 4.3 Ω
GTR Direct Drive
IGBT /
Power MOS Direct Drive
High-Speed
8
7
6
5
(Numerical control, Robotics)
0.1 μF
2 Ω
Base/Gate Drive Circuit
6 V
V
8 V
CC
V
DC Servo
CC
V
V
CC
EE
47 μF
100 μF
150 Ω
M
68
TLP557
(for medium-power IGBTs)
(for small-power IGBTs)
TLP118 / TLP554
The TLP557 drives the base of a GTR directly.
An external resistor, Rex, is connected between
pins 6 and 7. This resistor causes the base current
to become constant and stabilizes the GTR drive.
The TLP557 photo-IC coupler and two booster
transistors can drive a high-power GTR.
The TLP151, TLP351, TLP701, TLP705 and
TLP2541 high-speed photo-IC photocouplers can
drive a low-power IGBT directly.
Base/Gate Drive Circuit
: TLP351 / TLP701 / TLP705
: TLP350/ TLP358/ TLP700
Inverter (PWM)
AC Servo
M

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