
DESCRIPTION
The H1 1AAX series consists of two gallium-arsenide infrared
emitting diodes connected in inverse parallel driving a single
silicon phototransistor output.
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4
APPLICATIONS
• AC line monitor
• Unknown polarity DC sensor
• Telephone line interface
FEATURES
• Bi-polar emitter input
• Built-in reverse polarity input protection
• Underwriters Laboratory (UL) recognized File #E90700
• VDE approved File #E94766 (ordering option ‘300’)
SCHEMATIC
2001 Fairchild Semiconductor Corporation
DS300212 12/12/01 1 OF 7 www.fairchildsemi.com
Parameter Symbol Device Value Units
TOTAL DEVICE
T
STG
All -55 to +150 °C
Storage Temperature
Operating Temperature T
OPR
All -55 to +100 °C
Lead Solder Temperature T
SOL
All 260 for 10 sec °C
Total Device Power Dissipation
P
D
All
350 mW
Derate Linearly From 25°C 4.6 mW/°C
EMITTER
I
F
All 100 mA
Continuous Forward Current
Forward Current - Peak (1 µs pulse, 300 pps) IF(pk) All ±1.0 A
LED Power Dissipation
P
D
All
200 mW
Derate Linearly From 25°C 2.6 mW/°C
DETECTOR
Detector Power Dissipation
P
D
All
300 mW
Derate above 25°C 4.0 mW/°C
1
2
3
6
BASE
5COLL
4 EMITTER

Parameter Test Conditions Symbol Device Min Typ Max Unit
EMITTER
Input Forward Voltage I
F
= ±10 mA
V
F
All
1.2 1.5 V
Capacitance VF= 0 V, f = 1.0 MHz C
J
All 80 pF
DETECTOR
Breakdown Voltage
Collector to Emitter I
C
= 1.0 mA, IF= 0 BV
CEO
All 30
V
Collector to Base IC= 100 µA, IF= 0 BV
CBO
All 70 V
Emitter to Base IE= 100 µA, IF= 0 BV
EBO
All 5 V
Emitter to Collector IE= 100 µA, IF= 0 BV
ECO
All 7 V
Leakage Current
Collector to Emitter VCE= 10 V, IF= 0 I
CEO
H11AA1,3,4 50
nA
H11AA2 200
Capacitance
Collector to Emitter V
CE
= 0, f = 1 MHz C
CE
All 10
pF
Collector to Base
V
CE
= 0, f = 1 MHz C
CB
All 80
pF
Emitter to Base
V
CE
= 0, f = 1 MHz C
EB
All 15 pF
INDIVIDUAL COMPONENT CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
(TA= 25°CUnless otherwise specified.)
Characteristic Test Conditions Symbol Min Typ Max Units
Package Capacitance input/output V
I-O
= 0, f = 1 MHz C
I-O
0.7 pF
Isolation Voltage f = 60 Hz, t = 1 min. V
ISO
5300 V
Isolation Resistance V
I-O
= 500 VDC R
ISO
10
11
Ω
ISOLATION CHARACTERISTICS
Characteristics Test Conditions Symbol Device Min Typ Max Units
H11AA4 100
Current Transfer Ratio,
IF= ±10 mA, VCE= 10 V CTR
CE
H11AA3 50
%
Collector to Emitter H11AA1 20
H11AA2 10
Current Transfer Ratio, Symmetry IF= ±10 mA, VCE= 10 V (Figure.8) All .33 3.0 %
Saturation Voltage
I
F
= ±10 mA, ICE= 0.5 mA V
CE(SAT)
All .40 V
Collector to Emitter
TRANSFER CHARACTERISTICS
(TA= 25°C Unless otherwise specified.)
www.fairchildsemi.com 2 OF 7 12/12/01 DS300212
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4

DS300212 12/12/01 3 OF 7 www.fairchildsemi.com
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4
100
80
60
40
20
0
-20
-40
- INPUT CURRENT (mA)
F
I
-60
-80
-100
-2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0
VF - INPUT VOLTAGE (V)
Fig. 3 Normalized CTR vs. Ambient Temperature
1.6
Fig. 1 Input Voltage vs. Input Current
1.4
R
1.2
T
C
D
1.0
MALIZE
R
O
0.8
N
0.6
Normalized to
= 10 mA
I
F
= 25˚C
T
A
0.4
-75 -50 -25 0 25 50 75 100 125
IF = 20 mA
TA - AMBIENT TEMPERATURE (˚C)
IF = 5 mA
IF = 10 mA
Fig. 2 Normalized CTR vs. Forward Current
1.4
VCE = 5.0V
= 25˚C
T
A
1.2
1.0
R
T
C
0.8
D
0.6
MALIZE
R
O
N
0.4
0.2
0.0
0 5 10 15 20
Normalized to
= 10 mA
I
F
IF - FORWARD CURRENT (mA)
Fig. 4 CTR vs. RBE (Unsaturated)
1.0
)
0.9
0.8
RBE(OPEN)
0.7
/ CTR
0.6
RBE
0.5
0.4
0.3
0.2
0.1
NORMALIZED CTR ( CTR
0.0
10 100 1000
IF = 20 mA
IF = 10 mA
IF = 5 mA
RBE- BASE RESISTANCE (kW)
VCE= 5.0 V
Fig. 5 CTR vs. RBE (Saturated)
1.0
)
0.9
0.8
RBE(OPEN)
0.7
/ CTR
0.6
RBE
0.5
0.4
0.3
0.2
0.1
NORMALIZED CTR ( CTR
0.0
10 100 1000
IF = 20 mA
IF = 10 mA
IF = 5 mA
RBE- BASE RESISTANCE (k W)
VCE= 0.3 V
Fig. 6 Collector-Emitter Saturation Voltage vs Collector Current
100
10
1
IF = 2.5 mA
0.1
0.01
- COLLECTOR-EMITTER SATURATION VOLTAGE (V)
TA = 25
0.001
0.01 0.1 1 10
CE (SAT)
V
IF = 5 mA
˚C
IC - COLLECTOR CURRENT (mA)
IF = 10 mA
IF = 20 mA

www.fairchildsemi.com 4 OF 7 12/12/01 DS300212
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4
1000
Fig. 7 Switching Speed vs. Load Resistor
IF = 10 mA
V
= 10 V
CC
= 25˚C
T
A
100
µs)
(
D
E
10
G SPE
N
HI
C
SWIT
1
0.1
0.1 1 10 100
1.4
1.3
)
)
1.2
n
e
p
o
1.1
(
f
of
t
1.0
/
)
E
B
0.9
R
(
f
of
0.8
t
(
-
f
0.7
of
t
D
0.6
E
Z
I
0.5
L
A
0.4
M
R
O
0.3
N
0.2
0.1
10 100 1000 10000 100000
T
off
T
f
T
on
T
r
R-LOAD RESISTOR (kW)
Fig. 9 Normalized t
off
RBE- BASE RESISTANCE (k W)
vs. R
BE
R
V
CC =
I
C
= 100 W
L
= 2 mA
10 V
Fig. 8 Normalized ton vs. R
5.0
4.5
)
)
n
e
p
o
(
4.0
n
o
t
/
)
E
3.5
B
R
(
n
o
t
(
3.0
-
n
o
t
2.5
D
E
Z
I
L
2.0
A
M
R
O
1.5
N
1.0
10 100 1000 10000 100000
BE
V
R
CC =
I
C
= 100 W
L
10 V
= 2 mA
RBE- BASE RESISTANCE (k W)
Fig. 10 Dark Current vs. Ambient Temperature
10000
VCE = 10 V
)
A
n
(
T
N
E
R
K CUR
R
A
D
R
E
T
T
I
M
E
R
O
T
C
E
L
L
CO
I
O
CE
= 25
˚C
T
A
1000
100
10
1
0.1
0.01
0.001
0 20406080100
TA - AMBIENT TEMPERATURE
(˚C)
10
5
IF =
T
N
E
R
1
.5
- 10mA
I
IF = I 10mA
I
I
UT CUR
UTP
.1
O
D
E
.05
Z
I
L
A
M
R
O
.01
N
.005
.01 .05 .1 .5 51 10
NORMALIZED TO:
= 10 V
V
CE
= 10 mA
I
F
THE MAXIMUM PEAK
OUTPUT CURRENT
WILL BE NO MORE
THAN THREE TIMES
THE MINIMUM PEAK
OUTPUT CURRENT AT
= ±10 mA
I
F
VCE- COLLECTOR TO EMITTER VOLTAGE (V)
Fig. 11 Output Symmetry Characteristics

Lead Coplanarity : 0.004 (0.10) MAX
0.270 (6.86)
0.240 (6.10)
0.350 (8.89)
0.330 (8.38)
0.300 (7.62)
TYP
0.405 (10.30)
MAX
0.315 (8.00)
MIN
0.016 (0.40) MIN
2
5
PIN 1
ID.
0.016 (0.41)
0.008 (0.20)
0.100 (2.54)
TYP
0.022 (0.56)
0.016 (0.41)
0.070 (1.78)
0.045 (1.14)
0.200 (5.08)
0.165 (4.18)
4
3
0.020 (0.51)
MIN
1
6
0.100 (2.54)
TYP
0.020 (0.51)
MIN
0.350 (8.89)
0.330 (8.38)
0.270 (6.86)
0.240 (6.10)
PIN 1
ID.
0.022 (0.56)
0.016 (0.41)
0.070 (1.78)
0.045 (1.14)
0.200 (5.08)
0.135 (3.43)
0.300 (7.62)
TYP
0° to 15°
0.154 (3.90)
0.100 (2.54)
SEATING PLANE
0.016 (0.40)
0.008 (0.20)
SEATING PLANE
0.016 (0.40)
0.008 (0.20)
0.070 (1.78)
0.045 (1.14)
0.350 (8.89)
0.330 (8.38)
0.154 (3.90)
0.100 (2.54)
0.200 (5.08)
0.135 (3.43)
0.004 (0.10)
MIN
0.270 (6.86)
0.240 (6.10)
0.400 (10.16)
TYP
0° to 15°
0.022 (0.56)
0.016 (0.41)
0.100 (2.54) TYP
NOTE
All dimensions are in inches (millimeters)
0.070 (1.78)
0.060 (1.52)
0.030 (0.76)
0.100 (2.54)
0.295 (7.49)
0.415 (10.54)
Package Dimensions (Surface Mount)Package Dimensions (Through Hole)
Package Dimensions (0.4”Lead Spacing) Recommended Pad Layout for
Surface Mount Leadform
DS300212 12/12/01 5 OF 7 www.fairchildsemi.com
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4

S .S Surface Mount Lead Bend
SD .SD Surface Mount; Tape and Reel
W.W0.4” Lead Spacing
300 .300 VDE 0884
300W .300W VDE 0884, 0.4” Lead Spacing
3S .3S VDE 0884, Surface Mount
3SD .3SD VDE 0884, Surface Mount, Tape and Reel
Option
Order Entry Identifier
Description
4.0 ± 0.1
Ø1.55 ± 0.05
User Direction of Feed
4.0 ± 0.1
1.75 ± 0.10
7.5 ± 0.1
16.0 ± 0.3
12.0 ± 0.1
0.30 ± 0.05
13.2 ± 0.2
4.85 ± 0.20
0.1 MAX
10.30 ± 0.20
9.55 ± 0.20
Ø1.6 ± 0.1
Carrier Tape Specifications (“D” Taping Orientation)
ORDERING INFORMATION
NOTE
All dimensions are millimeters
www.fairchildsemi.com 6 OF 7 12/12/01 DS300212
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4

DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT
ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT
DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE
RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD
SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical
implant into the body,or (b) support or sustain life,
and (c) whose failure to perform when properly
used in accordance with instructions for use provided
in labeling, can be reasonably expected to result in a
significant injury of the user.
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life
support device or system, or to affect its safety or
effectiveness.
DS300212 12/12/01 7 OF 7 www.fairchildsemi.com
AC INPUT/PHOTOTRANSISTOR
OPTOCOUPLERS
H11AA1 H11AA3 H11AA2 H11AA4