Figure 1. Forward Voltage vs. Forward Current
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
.1
TA = –55°C
TA = 25°C
TA = 85°C
1
10
100
IF - Forward Current - mA
Figure 2. Normalized Non-saturated and Saturated
CTR, TA=25°C vs. LED Current
1.5
Normalized to:
Vce=10 V, IF=10 mA, TA=25°C
CTRce(sat) Vce=0.4 V
1.0
TA=25°C
0.5
0.0
0
NCTR(SAT)
NCTR
1
10
100
IF - LED Current - mA
Figure 3. Normalized Non-saturated and Saturated
CTR, TA=50°C vs. LED Current
1.5
Normalized to:
Vce=10 V, IF=10 mA, TA=25°C
CTRce(sat) Vce=0.4 V
1.0
TA=50°C
0.5
0.0
.1
NCTR(SAT)
NCTR
1
10
100
IF - LED Current - mA
Figure 4. Normalized Non-saturated and Saturated
CTR, TA=70°C vs. LED Current
1.5
Normalized to:
Vce=10 V, IF=10 mA, TA=25°C
CTRce(sat) Vce=0.4 V
1.0
TA=70°C
0.5
0.0
.1
NCTR(SAT)
NCTR
1
10
100
IF - LED Current - mA
Figure 5. Normalized Non-saturated and Saturated
CTR, TA=85°C vs. LED Current
1.5
Normalized to:
Vce=10 V, IF=10 mA, TA=25°C
CTRce(sat) Vce = 0.4 V
1.0
TA=85°C
0.5
0.0
.1
NCTR(SAT)
NCTR
1
10
100
IF - LED Current - mA
Figure 6. Collector-emitter Current vs. Temperature
and LED Current
35
30
25
50°C
20
15
25°C
10
85°C
5
70°C
0
0
10 20
30
40
50 60
IF - LED Current - mA
2001 Infineon Technologies Corp. • Optoelectronics Division • San Jose, CA
www.infineon.com/opto • 1-888-Infineon (1-888-463-4636)
2–57
Phototransistor, Industry Standard
March 27, 2000-00