4N49 TT Electronics/Optek Technology, 4N49 Datasheet - Page 2

• Manufacturer Part Number: 4N49
• Description: OPTOISOLATOR HERMETIC SEAL TO-78
• Manufacturer: TT Electronics/Optek Technology

Specifications of 4N49

• Number Of Channels: 1
• Input Type: DC
• Voltage - Isolation: 1000Vrms
• Current Transfer Ratio (min): 200% @ 1mA
• Current Transfer Ratio (max): 1000% @ 40mA
• Voltage - Output: 40V
• Current - Output / Channel: 50mA
• Current - Dc Forward (if): 40mA
• Vce Saturation (max): 300mV
• Output Type: Transistor with Base
• Mounting Type: Through Hole
• Package / Case: TO-78
• Lead Free Status / RoHS Status: Lead free / Not applicable

Surface Mount Optically Coupled Isolator
4N22U, 4N23U, 4N24U (COTS, TX, TXV)
4N47U, 4N48U, 4N49U (COTS, TX, TXV)
Absolute Maximum Ratings (
Input Diode
Output Photosensor
Issue A.1
Page 2 of 5
Storage Temperature
Operating Temperature
Input-to-Output Isolation Voltage
Lead Soldering Temperature (1/16” (1.6 mm) from case for 5 seconds with soldering iron)
Forward DC Current
Reverse DC Voltage
Power Dissipation
Collector-Emitter Voltage
Emitter-Collector Voltage
Power Dissipation
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0
Forward Voltage vs Forward Current vs Temperature
03/09
OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.
5
(5)
(6)
(4)
I
F
- Forward Current (mA)
10
(1)(2)
Phone: [phone] or [phone]
15
T
A
= 25
o
C unless otherwise noted)
20
-55°
-35°
-15°
+5°
+25°
+45°
+65°
+85°
+105°
+125°
25
OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
FAX: [phone] [e-mail] www.optekinc.com
0
Collector Current vs Forward Current vs Temperature
5
(3)
I
F
- Forward current (mA)
Normalized at +25°C and I
10
-65° C to +150° C
-55° C to +125° C
15
F
= 20
± 1 kVDC
300 mW
100 mW
260° C
50 mA
7.0 V
20
35 V
2 V
-55°
-35°
-15°
+5°
+25°
+45°
+65°
+85°
+105°
+125°
25