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Электронный компонент: H21A6

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+
E
+
D
2
0.129 (3.3)
0.119 (3.0)
0.433 (11.0)
0.422 (10.7)
0.315 (8.0)
0.110 (2.8)
0.091 (2.3)
1
3
4
0.020 (0.51) (SQ)
0.472 (12.0)
0.457 (11.6)
0.249 (6.35)
0.243 (6.15)
0.39 (1.00)
0.34 (0.85)
0.103 (2.60) NOM
0.125 (3.2)
0.119 (3.0)
0.133 (3.4)
0.126 (3.2)
(2X)
0.755 (19.2)
0.745 (18.9)
L
C
CL
L
C
Optical
CL
0.972 (24.7)
0.957 (24.3)
.295 (7.5)
.272 (6.9)
PIN 1 ANODE
PIN 2 CATHODE
PIN 3 COLLECTOR
PIN 4 EMITTER
PACKAGE DIMENSIONS
FEATURES
Opaque housing
Low cost
.035" apertures
High I
C(ON)
NOTES:
1. Dimensions for all drawings are in inches (mm).
2. Tolerance of .010 (.25) on all non-nominal dimensions
unless otherwise specified.
PHOTOTRANSISTOR
OPTICAL INTERRUPTER SWITCH
DESCRIPTION
The H21A series are gallium arsenide infrared emitting diode coupled with a silicon photodarlington in a plastic housing. The
packaging system is designed to optimize the mechanical resolution, coupling efficiency, ambient light rejection, cost and
reliability. The gap in the housing provides a means of interrupting the signal with an opaque material, switching the output
from an "ON" to an "OFF" state.
4
3
1
2
SCHEMATIC
2001 Fairchild Semiconductor Corporation
DS300291
6/05/01
1 OF 4
www.fairchildsemi.com
H21A4
H21A5
H21A6
www.fairchildsemi.com
2 OF 4
6/05/01
DS300291
PARAMETER
TEST CONDITIONS
SYMBOL
DEVICES
MIN
TYP
MAX
UNITS
INPUT (EMITTER)
Forward Voltage
I
F
= 60 mA
V
F
All
--
--
1.7
V
Reverse Breakdown Voltage
I
R
= 10
A
V
R
All
6.0
--
--
A
Reverse Leakage Current
V
R
= 3 V
I
R
All
--
--
1.0
A
OUTPUT (SENSOR)
Emitter to Collector Breakdown
I
F
= 100
A, Ee = 0
BV
ECO
All
6.0
--
--
V
Collector to Emitter Breakdown
I
C
= 1 mA, Ee = 0
BV
CEO
All
55
--
--
V
Collector to Emitter Leakage
V
CE
= 45 V, Ee = 0
I
CEO
All
--
--
100
nA
COUPLED
H21A4
0.15
--
--
I
F
= 5 mA, V
CE
= 5 V
H21A5
0.30
--
--
H21A6
0.60
--
--
H21A4
1.0
--
--
On-State Collector Current
I
F
= 20 mA, V
CE
= 5 V
I
C(ON)
H21A5
2.0
--
--
mA
H21A6
4.0
--
--
H21A4
1.9
--
--
I
F
= 30 mA, V
CE
= 5 V
H21A5
3.0
--
--
H21A6
5.5
--
--
Saturation Voltage
I
F
= 20 mA, I
C
= 1.8 mA
V
CE(SAT)
H21A5/6
--
--
0.40
V
I
F
= 30 mA, I
C
= 1.8 mA
H21A4
--
--
0.40
V
Turn-On Time
I
F
= 30 mA, V
CC
= 5 V, R
L
= 2.5 K
t
on
All
--
8
--
s
Turn-Off Time
I
F
= 30 mA, V
CC
= 5 V, R
L
= 2.5 K
t
off
All
--
50
--
s
ELECTRICAL / OPTICAL CHARACTERISTICS
(T
A
=25C) (All measurements made under pulse conditions)
Parameter
Symbol
Rating
Unit
Operating Temperature
T
OPR
-55 to +100
C
Storage Temperature
T
STG
-55 to +100
C
Soldering Temperature (Iron)
(2,3 and 4)
T
SOL-I
240 for 5 sec
C
Soldering Temperature (Flow)
(2 and 3)
T
SOL-F
260 for 10 sec
C
INPUT (EMITTER)
Continuous Forward Current
I
F
50
mA
Reverse Voltage
V
R
6
V
Power Dissipation
(1)
P
D
100
mW
OUTPUT (SENSOR)
Collector to Emitter Voltage
V
CEO
55
V
Emitter to Collector Voltage
V
ECO
4.5
V
Collector Current
I
C
20
mA
Power Dissipation (T
C
= 25C)
(1)
P
D
150
mW
ABSOLUTE MAXIMUM RATINGS
(T
A
= 25C unless otherwise specified)
NOTE:
1. Derate power dissipation linearly 1.67 mW/C above 25C.
2. RMA flux is recommended.
3. Methanol or isopropyl alcohols are recommended as cleaning agents.
4. Soldering iron tip
1/16"
(1.6mm) minimum from housing.
PHOTOTRANSISTOR
OPTICAL INTERRUPTER SWITCH
H21A4
H21A5
H21A6
Figure 1. Output Current vs. Input Current
.02
.01
1
I
F
, INPUT CURRENT (mA)
.04
.06
.08
.1
.2
.4
.6
.8
2
1
4
6
8
10
2
4
6
8 10
20
40
60 80 100
200
400
600
1000
I
CE(on)
, NORMALIZED OUTPUT CURRENT
I
F
= 20 mA
P
W
= 100
sec
PRR = 100 pps
V
CE
= 5 V
NORMALIZED TO
PULSED
Figure 2. Output Current vs. Temperature
T
A
, AMBIENT TEMPERATURE (
C)
.1
.2
.4
.6
.8
1
2
4
6
8
10
-55
-40
-20
0
20
60
80
40
100
I
CE(on)
, NORMALIZED OUTPUT CURRENT
I
F
= 5 mA, T
A
= 25
C
V
CE
= 1.5 V,
NORMALIZED TO
INPUT PULSED
I
F
= 100 mA
I
F
= 60 mA
I
F
= 30 mA
I
F
= 20 mA
I
F
= 10 mA
I
F
= 5 mA
Figure 3. V
CE(SAT)
vs. Temperature
T
A
, AMBIENT TEMPERATURE (
C)
0.6
0.8
1
2
3
-50
-25
0
25
50
75
100
V
CE(SAT)
, NORMALIZED
NORMALIZED TO
PULSED
I
F
30 mA
PW = 100
s, PRR = 100 pps
I
C
=
1.8 mA
, T
A
= 25
C
I
F
20 mA
I
C
=
1.8 mA
I
F
60 mA
I
C
=
3.6 mA
I
F
15 mA
I
C
=
0.9 mA
I
F
30 mA
I
C
=
1.8 mA
Figure 4. Leakage Current vs. Temperature
DETECTOR
0.1
25
T
A
, AMBIENT TEMPERATURE (
C)
1
10
2
10
1
10
3
50
75
100
I
CEO
, NORMALIZED DARK CURRENT
T
A
= 25
C
V
CE
= 45 V
V
CE
= 45 V
NORMALIZED TO
V
CE
= 10 V
0.1
25
1
10
2
10
1
10
3
50
75
100
T
A
= 25
C
V
CE
= 5 V
NORMALIZED TO
EMITTER
T
A
, AMBIENT TEMPERATURE (
C)
I
R
, NORMALIZED LEAKAGE CURRENT
Figure 5. Switching Speed vs. R
L
.45
.5
.6
1.5
.7
.8
.9
1K
2K
3K
R
L
, LOAD RESISTANCE (
)
1
2
3
4.5
4
4K
5K
6K
7K
8K
9K 10K
t
ON
, AND t
OFF
NORMALIZED
I
F
R
L
+
V
CC
PW = 300
s
PRR = 100 pps
I
F
=
7.5
AMPS, V
CC
= 5V
R
L
NORMALIZED TO
R
L
= 2.5 K
Figure 6. Output Current vs. Distance
.0001
.1
.01
0
2
4
6
8
10
d, DISTANCE (mm)
d, DISTANCE (mils)
.001
1.00
I
CE(on)
, NORMALIZED OUTPUT CURRENT
NORMALIZED
TO VALUE WITH
SHIELD
REMOVED
78.7
157.5
236.2
315
393.7
t
off
t
on
BLACK
SHIELD
BLACK
SHIELD
D
+
E
+
d
o
d
o
DS300291
6/05/01
3 OF 4
www.fairchildsemi.com
PHOTOTRANSISTOR
OPTICAL INTERRUPTER SWITCH
H21A4
H21A5
H21A6
TYPICAL PERFORMANCE CURVES
DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES 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.
PHOTOTRANSISTOR
OPTICAL INTERRUPTER SWITCH
H21A4
H21A5
H21A6
www.fairchildsemi.com
4 OF 4
6/05/01
DS300291