PC1231xNSZ1B Series
DIP 4pin Reinforced Insulation Type,
HighCMR, Low InputCurrent
Photocoupler
PC1231xNSZ1B
Series
Agency approvals/Compliance
1. Recognized by UL1577 (Double protection isolation),
file No. E64380 (as model No. PC1231)
2. Approved by BSI, BS-EN62368-1
(as model No. PC1231)
3. Approved by SEMKO, EN60065, EN60335-1, EN60950
(as model No. PC1231)
Description
PC1231xNSZ1B Series contains an IRED optically
coupled to a phototransistor.
It is packaged in a 4-pin DIP, available in wide-lead
spacing option.
Input-output isolation voltage(rms) is 5kV.
CTR is 50% to 400% (at IF=0.5mA,VCE=5V,Ta=25℃)
4. Approved by DEMKO, EN60065, EN60335-1,EN60950,
Features
(as model No. PC1231)
5. Approved by NEMKO, EN60065,EN60335-1, EN60950
(as model No. PC1231)
1. 4-pin DIPpackage
2. Double transfer mold package
(Ideal for Flow Soldering)
6. Approved by FIMKO, EN60065,EN60335-1, EN60950,
3. Low input current type (IF=0.5 mA)
4. High noise immunity due to high common mode
rejection voltage (CMR : MIN.10kV/μs)
5. Reinforced insulation type
(as model No. PC1231)
7. Recognized by CSA file No. CA95323
(as modelNo. PC1231)
8. Approved by VDE, DIN EN60747-5-5( * ) (as an option)
(Isolation distance : MIN. 0.4mm)
6. Long creepage distance type
(wide lead-form type only : MIN. 8mm)
7. High isolation voltage between input and output
(Viso(rms) : 5.0kV)
File No. 40008087 (as model No. PC1231)
9. Package resin : UL flammability grade (94V - 0)
() DIN EN60747-5-5 : successor standard of DIN VDE0884.
Applications
1. Primary to secondary isolation in switch mode power
supply
8. RoHS directivecompliant
2. Noise suppression in switching circuits
3. Signal transmission between circuits of different po-
tentials andimpedances
4. Over voltagedetection
Sheet No .: OP18003EN
Date Jan. 15.2018
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