4N28 Vishay / Small Signal & Opto Products (SSP), 4N28 Datasheet - Page 3

• Manufacturer Part Number: 4N28
• Description: Optoisolater; Analog; 6-Pin DIP; Transistor; COUPLER.ISOL.STD DIL9
• Manufacturer: Vishay / Small Signal & Opto Products (SSP)
• Type: Analogr

Specifications of 4N28

• Current Transfer Ratio: 30
• Input Type: LED
• Output Type: Transistor
• Package Type: 6-Pin DIP
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

4N25, 4N26, 4N27, 4N28
Vishay Semiconductors
Note
(1)
TYPICAL CHARACTERISTICS
T
www.vishay.com
134
amb
CURRENT TRANSFER RATIO
PARAMETER
DC current transfer ratio
SWITCHING CHARACTERISTICS
PARAMETER
Rise and fall times
Indicates JEDEC registered values.
Fig. 2 - Normalized Non-Saturated and Saturated CTR vs.
= 25 °C, unless otherwise specified
i4n25_01
i4n25_02
Fig. 1 - Forward Voltage vs. Forward Current
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
1.5
1.0
0.5
0.0
0.1
0
V
T
Normalized to:
CE
A
= 10 V, I
CTR
= 25 °C
I
F
I
CE(sat)
F
- Forward Current (mA)
- LED Current (mA)
F
LED Current
1
1
= 0.4 V
= 10 mA, T
T
T
T
A
A
A
= - 55 °C
= 25 °C
= 85 °C
V
V
CE
For technical questions, contact:
CE
TEST CONDITION
A
= 25 °C
10
10
= 10 V, I
= 10 V, I
NCTR(SAT)
NCTR
Optocoupler, Phototransistor Output,
(1)
TEST CONDITION
F
F
= 10 mA
= 10 mA, R
100
100
with Base Connection
L
= 100 Ω
PART
4N25
4N26
4N27
4N28
[e-mail]
SYMBOL
Fig. 3 - Normalized Non-Saturated and Saturated CTR vs.
Fig. 4 - Normalized Non-Saturated and Saturated CTR vs.
t
r
, t
SYMBOL
f
i4n25_03
CTR
CTR
CTR
CTR
i4n25_04
1.5
1.0
0.5
0.0
1.5
1.0
0.5
0.0
DC
DC
DC
DC
0.1
0.1
Normalized to:
CTR
V
Normalized to:
V
CTR
T
T
CE
CE
A
MIN.
A
= 50 °C
= 10 V, I
= 70 °C
= 10 V, I
CE(sat)
CE(sat)
MIN.
20
20
10
10
I
F
I
F
V
V
- LED Current (mA)
- LED Current (mA)
CE
LED Current
LED Current
CE
1
1
F
F
= 0.4 V
= 10 mA, T
= 0.4 V
= 10 mA, T
TYP.
2
TYP.
50
50
30
30
A
A
10
10
= 25 °C
Document Number: 83725
= 25 °C
NCTR(SAT)
NCTR
NCTR
NCTR(SAT)
MAX.
MAX.
Rev. 1.8, 07-Jan-10
100
100
UNIT
UNIT
μs
%
%
%
%