HIGH VOLTAGE
PHOTOTRANSISTOR OPTOCOUPLERS
H11D1, H11D2, H11D3, H11D4, 4N38
TRANSFER CHARACTERISTICS
DC Characteristic
EMITTER
Current Transfer Ratio
Collector to Emitter
(I
F
= 10 mA, V
CE
= 10 V)
(R
BE
= 1 M")
(I
F
= 10 mA, V
CE
= 10 V)
(I
F
= 10 mA, I
C
= 0.5 mA)
*Saturation Voltage
(R
BE
= 1 M")
(I
F
= 20 mA, I
C
= 4 mA)
V
CE (SAT)
CTR
Test Conditions
Symbol
Device
H11D1
H11D2
H11D3
H11D4
4N38
H11D1/2/3/4
4N38
1 (10)
2 (20)
0.1
0.40
1.0
V
2 (20)
mA (%)
Min
Typ**
Max
Unit
TRANSFER CHARACTERISTICS
Characteristic
SWITCHING TIMES
Non-Saturated Turn-on Time
Turn-off Time
Test Conditions
(V
CE
=10 V, I
CE
= 2 mA)
(R
L
= 100
")
Symbol
t
on
t
off
Device
ALL
ALL
Min
Typ**
5
5
Max
Unit
µs
ISOLATION CHARACTERISTICS
Characteristic
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Test Conditions
(I
I-O
#$1
µA, 1 min.)
(V
I-O
= 500 VDC)
(f = 1 MHz)
Symbol
V
ISO
R
ISO
C
ISO
Device
ALL
ALL
ALL
Min
5300
7500
10
11
0.5
Typ**
Max
Unit
(V
AC
RMS)
(V
AC
PEAK)
"
pF
Notes
* Parameters meet or exceed JEDEC registered data (for 4N38 only)
** All typical values at T
A
= 25°C
Fig.1 LED Forward Voltage vs. Forward Current
1.8
1.7
Fig.2 Normalized Output Characteristics
NORMALIZED I
CER
- OUTPUT CURRENT
Normalized to:
V
CE
= 10 V
I
F
= 10 mA
R
BE
= 10
6
Ω
T
A
= 25˚C
I
F
= 50 mA
1
I
F
= 10 mA
V
F
- FORWARD VOLTAGE (V)
10
1.6
1.5
1.4
1.3
T
A
= 25˚C
1.2
1.1
1.0
1
T
A
= 100˚C
10
100
T
A
= 55˚C
I
F
= 5 mA
0.1
0.01
0.1
1
10
100
I
F
- LED FORWARDCURRENT (mA)
V
CE
- COLLECTOR VOLTAGE (V)
8/9/00
200046A
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
