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FODM2705

By datasheet - April 3rd, 2008

FODM121 Series, FODM124, FODM2701 Series, FODM2705 4-Pin Full Pitch Mini-Flat Package Transistor Output Optocouplers

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FODM121 Series, FODM124, FODM2701 Series, FODM2705 4-Pin Full Pitch Mini-Flat Package Transistor Output Optocouplers

February 2007

FODM121 Series, FODM124, FODM2701 Series, FODM2705 4-Pin Full Pitch Mini-Flat Package Transistor Output Optocouplers
Features
5mm creepage/clearance Compact 4-pin surface mount package

Applications
Digital logic inputs Microprocessor inputs Power supply monitor Twisted pair line receiver Telephone line receiver

(2.4mm maximum standoff height) Current Transfer Ratio in selected groups DC Input: FODM121: 50 600% FODM2701: 50 300% FODM121A: 100 300% FODM2701A: 150 300% FODM121B: 50 150% FODM2701B: 80 160% FODM121C: 100 200% FODM124: 100% MIN FODM121D: 50 100% FODM121E: 150 300% FODM121F: 100 600% FODM121G: 200 400% AC Input: FODM2705: 50 300% Available in tape and reel quantities of 500 and 2500 Applicable to Infrared Ray reflow (260 C max, 10 seconds) C-UL, UL and VDE certifications

Description
The FODM124, FODM121, and FODM2701 series consists of a gallium arsenide infrared emitting diode driving a phototransistor in a compact 4-pin mini-flat package. The lead pitch is 2.54 mm. The FODM2705 series consists of two gallium arsenide infrared emitting diodes connected in inverse parallel for AC operation.

option V required

Package Dimensions

4.40 0.20

ANODE 1

4 COLLECTOR

CATHODE 2

3 EMITTER

2.54

Equivalent Circuit FODM121, FODM124, FODM2701

3.85 0.20 2.00 0.20

5.30 0.30
ANODE 1
4 COLLECTOR

0.20 0.05 0.10 0.10

CATHODE 2

3 EMITTER

0.40 0.10

7.00

0.2 0.7

Equivalent Circuit FODM2705

Note: All dimensions are in millimeters.

2006 Fairchild Semiconductor Corporation

1

www.fairchildsemi.com

FODMX Rev. 1.0.7

FODM2705 Datasheet Fairchild Download PDF

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