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4N28 Schematic ( PDF Datasheet ) - Fairchild Semiconductor

Teilenummer 4N28
Beschreibung GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS
Hersteller Fairchild Semiconductor
Logo Fairchild Semiconductor Logo 




Gesamt 15 Seiten
4N28 Datasheet, Funktion
GENERAL PURPOSE 6-PIN
PHOTOTRANSISTOR OPTOCOUPLERS
4N25
4N37
4N26
H11A1
4N27
H11A2
WHITE PACKAGE (-M SUFFIX)
6
6
1
6
1
1
BLACK PACKAGE (NO -M SUFFIX)
4N28
H11A3
4N35
H11A4
4N36
H11A5
SCHEMATIC
16
25
3 NC
4
PIN 1. ANODE
2. CATHODE
3. NO CONNECTION
4. EMITTER
5. COLLECTOR
6. BASE
6
16
1
6
1
DESCRIPTION
The general purpose optocouplers consist of a gallium arsenide infrared emitting diode driving a silicon phototransistor in a 6-pin
dual in-line package.
FEATURES
• Also available in white package by specifying -M suffix, eg. 4N25-M
• UL recognized (File # E90700)
• VDE recognized (File # 94766)
- Add option V for white package (e.g., 4N25V-M)
- Add option 300 for black package (e.g., 4N25.300)
APPLICATIONS
• Power supply regulators
• Digital logic inputs
• Microprocessor inputs
© 2003 Fairchild Semiconductor Corporation
Page 1 of 15
5/7/03






4N28 Datasheet, Funktion
GENERAL PURPOSE 6-PIN
PHOTOTRANSISTOR OPTOCOUPLERS
4N25
4N37
4N26
H11A1
4N27
H11A2
4N28
H11A3
4N35
H11A4
4N36
H11A5
TYPICAL PERFORMANCE CURVES
Fig. 1 LED Forward Voltage vs. Forward Current
(Black Package)
1.8
1.7
1.6
1.5
1.4
TA = -55°C
1.3
1.2 TA = 25°C
1.1 TA = 100°C
1.0
1
10
IF - LED FORWARD CURRENT (mA)
Fig.3 Normalized CTR vs. Forward Current
(Black Package)
1.4
VCE = 5.0V
TA = 25°C
1.2
Normalized to
IF = 10 mA
100
1.0
0.8
0.6
0.4
0.2
0.0
0
5 10 15
IF - FORWARD CURRENT (mA)
20
Fig. 5 Normalized CTR vs. Ambient Temperature
(Black Package)
1.6
1.4 IF = 5 mA
1.2
IF = 10 mA
1.0
0.8
0.6 Normalized to
IF = 10 mA
TA = 25°C
0.4
IF = 20 mA
-75 -50 -25 0 25 50 75
TA - AMBIENT TEMPERATURE (°C)
100 125
Fig. 2 LED Forward Voltage vs. Forward Current
(White Package)
1.8
1.7
1.6
1.5
1.4
TA = -55°C
1.3
TA = 25°C
1.2
TA = 100°C
1.1
1.0
1
10
IF - LED FORWARD CURRENT (mA)
100
Fig.4 Normalized CTR vs. Forward Current
(White Package)
1.6
VCE = 5.0V
1.4 TA = 25°C
Normalized to
IF = 10 mA
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0 2 4 6 8 10 12 14 16 18 20
IF - FORWARD CURRENT (mA)
Fig. 6 Normalized CTR vs. Ambient Temperature
(White Package)
1.4
1.2
IF = 5 mA
1.0
IF = 10 mA
0.8
0.6 IF = 20 mA
0.4
0.2
-60
Normalized to
IF = 10 mA
TA = 25°C
-40 -20 0 20 40 60
TA - AMBIENT TEMPERATURE (°C)
80 100
© 2003 Fairchild Semiconductor Corporation
Page 6 of 15
5/7/03

6 Page









4N28 pdf, datenblatt
GENERAL PURPOSE 6-PIN
PHOTOTRANSISTOR OPTOCOUPLERS
4N25
4N37
4N26
H11A1
4N27
H11A2
4N28
H11A3
4N35
H11A4
4N36
H11A5
ORDERING INFORMATION
Order Entry Identifier
Black Package (No Suffix)
.S
.SD
.W
.300
.300W
.3S
.3SD
White Package (-M Suffix)
S
SR2
T
V
TV
SV
SR2V
MARKING INFORMATION
Option
Surface Mount Lead Bend
Surface Mount; Tape and reel
0.4" Lead Spacing
VDE 0884
VDE 0884, 0.4" Lead Spacing
VDE 0884, Surface Mount
VDE 0884, Surface Mount, Tape & Reel
4N25
V XX YY K
1
2
6
4N25
V X YY Q
1
2
6
34
5
Black Package, No Suffix
34
5
White Package, -M Suffix
Definitions
1 Fairchild logo
2 Device number
3
VDE mark (Note: Only appears on parts ordered with VDE
option See order entry table)
One or two digit year code
4 Two digits for black package parts, e.g., 03
One digit for white package parts, e.g., 3
5 Two digit work week ranging from 01to 53
6 Assembly package code
*Note Parts built in the white package (M sufx) that do not have the Voption (see
denition 3 above) that are marked with date code 325or earlier are marked in the
portrait format.
© 2003 Fairchild Semiconductor Corporation
Page 12 of 15
5/7/03

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