TLP521−1,TLP521−2,TLP521−4
2007-10-01
1
TOSHIBA Photocoupler GaAs Ired & Photo−Transistor
TLP521−1,TLP521−2,TLP521−4
Programmable Controllers
AC/DC−Input Module
Solid State Relay
The TOSHIBA TLP521−1, −2 and −4 consist of a photo−transistor
optically coupled to a gallium arsenide infrared emitting diode.
The TLP521−2 offers two isolated channels in an eight lead plastic DIP
package, while the TLP521−4 provides four isolated channels in a
sixteen plastic DIP package.
• Collector−emitter voltage: 55 V (min)
• Current transfer ratio: 50% (min)
Rank GB: 100% (min)
• Isolation voltage: 2500 Vrms (min)
• UL recognized
made in Japan: UL1577, file No. E67349
made in Thailand: UL1577, file No. E152349
Pin Configurations
(top view)
1, 3 : Anode
2, 4 : Cathode
5, 7 : Emitter
6, 8 : Collector
TLP521-2
1
2 7
8
3
4 5
6
1, 3, 5, 7
2, 4, 6, 8
9, 11, 13, 15
10, 12, 14, 16
: Anode
: Cathode
: Emitter
: Collector
TLP521-4
5
6 11
12
7
8
9
10
1
2
15
16
3
4
13
14
TLP521-1
1
2 3
4
1 : Anode
2 : Cathode
3 : Emitter
4 : Collector
TOSHIBA 11−5B2
Weight: 0.26 g (typ.)
TOSHIBA 11−10C4
Weight: 0.54 g (typ.)
TOSHIBA 11−20A3
Weight: 1.1 g (typ.)
Unit in mm
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