Thermal Profile (Option #300)
Regulatory Information
260
240
220
The 4N45 and 4N46 have been
approved by the following
regulatory organizations:
∆T = 145°C, 1°C/SEC
∆T = 115°C, 0.3°C/SEC
200
180
160
140
120
100
UL
Recognized under UL 1577,
Component Recognition
Program, File E55361.
80
∆T = 100°C, 1.5°C/SEC
60
40
20
0
0
1
2
3
4
5
6
7
8
9
10
11
12
CSA
TIME – MINUTES
Approved under CSA Component
Acceptance Notice #5, File CA
88324.
Figure 1. Maximum Solder Reflow Thermal Profile.
(Note: Use of non-chlorine activated fluxes is recommended.)
Insulation and Safety Related Specifications
Parameter
Symbol Value Units
Conditions
Min. External Air Gap
(External Clearance)
L(IO1)
7.1
mm
mm
mm
Measured from input terminals to output
terminals, shortest distance through air
Min. External Tracking Path
(External Creepage)
L(IO2)
7.4
Measured from input terminals to output
terminals, shortest distance path along body
Min. Internal Plastic Gap
(Internal Clearance)
0.08
Through insulation distance, conductor to
conductor, usually the direct distance
between the photoemitter and photodetector
inside the optocoupler cavity
Tracking Resistance
(Comparative Tracking Index)
CTI
200
IIIa
Volts DIN IEC 112/VDE 0303 PART 1
Isolation Group
Material Group (DIN VDE 0110, 1/89, Table 1)
Option 300 – surface mount classification is Class A in accordance with CECC 00802.
Absolute Maximum Ratings
Storage Temperature, TS ............................................. -55°C to +125°C
Operating Temperature, TA ........................................... -40°C to +85°C
Lead Solder Temperature, max.......................................... 260°C for 10 s
(1.6 mm below seating plane)
Average Input Current, IF ......................................................... 20 mA[1]
Peak Input Current, IF ................................................................... 40 mA
(50% duty cycle, 1 ms pulse width)
Peak Transient Input Current, IF ...................................................... 1.0 A
(≤ 1 µs pulse width, 300 pps)
Reverse Input Voltage, VR .................................................................5 V
Input Power Dissipation, PI .................................................... 35 mW[2]
Output Current, IO (Pin 5) ...................................................... 60 mA[3]
Emitter-Base Reverse Voltage (Pins 4-6).......................................... 0.5 V
Output Voltage, VO (Pin 5-4)
4N45 ................................................................................. -0.5 to 7 V
4N46 ............................................................................... -0.5 to 20 V
Output Power Dissipation ..................................................... 100 mW[4]
Infrared and Vapor Phase Reflow Temperature
(Option #300) ..........................................see Fig. 1, Thermal Profile
1-436
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