BOT H24A4

H24A1, H24A2
H24A3, H24A4
4 PIN OPTICALLY COUPLED
ISOLATOR PHOTOTRANSISTOR
OUTPUT
Dimensions in mm
DESCRIPTION
The H24A series of optically coupled isolators
consist of infrared light emitting diode and NPN
silicon photo transistor in a plastic package.
1
2
+ D
E +
4
1
9.53
4
3
6.35
FEATURES
z
4 pin Dual-in-Line package
z
High Current Transfer Ratio available
(H24A1 = 100% min.)
z
High Isolation Voltage (3.75kVRMS ,5.3kVPK )
z
No base connection gives improved
Common Mode Rejection
APPLICATIONS
z
DC motor controllers
z
Industrial systems controllers
z
Signal transmission between systems of
different potentials and impedances
3
2
0.63
0.63
0.5
7.62
8.89
7.62
2.54
ABSOLUTE MAXIMUM RATINGS
(25°C unless otherwise specified)
Storage Temperature
-40°C to + 85°C
Operating Temperature
-25°C to + 85°C
Lead Soldering Temperature
(1/16 inch (1.6mm) from case for 10 secs) 260°C
INPUT DIODE
Forward Current
Reverse Voltage
Power Dissipation
50mA
4V
75mW
OUTPUT TRANSISTOR
Collector-emitter Voltage BVCEO
Emitter-collector Voltage BVECO
Collector Current IC
Power Dissipation
30V
6V
20mA
75mW
BEDFORD OPTO TECHNOLOGY LTD
1,BIGGAR BUSINESS PARK, BIGGAR, LANARKSHIRE, ML12 6FX
Tel: +44 (0) 1899 221221 Fax: +44 (0) 1899 221009
Website: bot.co.uk E-mail: bill@bot.co.uk
5/11/07
ELECTRICAL CHARACTERISTICS ( TA= 25°C Unless otherwise noted )
Input
Output
Coupled
PARAMETER
MIN TYP MAX UNITS
Forward Voltage (VF)
Reverse Voltage (VR)
Reverse Current (IR)
3
Collector-emitter Breakdown (BVCEO)
( Note 2 )
Emitter-collector Breakdown (BVECO)
Collector-emitter Dark Current (ICEO)
Current Transfer Ratio (CTR) (Note 2)
H24A1
H24A2
H24A3
H24A4
1.2
10
30
6
50
100
20
75
50
Collector-emitter Saturation VoltageVCE(SAT)
Input to Output Isolation Voltage VIS0
0.4
3750
5300
Input-output Isolation Resistance RISO 5x1010
Note 1
Note 2
1.7
TEST CONDITION
V
V
μA
IF = 20mA
IR = 1μA
VR = 4V
V
IC = 1mA
V
nA
IE = 100μA
VCE = 10V
%
%
%
%
10mA IF , 10V VCE
10mA IF , 10V VCE
10mA IF , 10V VCE
10mA IF , 10V VC
V
10mA IF , 0.5mA IC
VRMS
VPK
See note 1
See note 1
Ω
VIO = 500V (note 1)
Turn-on Time
Turn-off Time
ton
toff
9
4
μs
μs
VCE = 10V ,
IC = 2mA,RL= 100Ω
Turn-on Time
Turn-off Time
ton
toff
6.5
165
μs
μs
VCE = 5V ,
IF = 10mA,RL= 10kΩ
Measured with input leads shorted together and output leads shorted together.
Special Selections are available on request. Please consult the factory.
BEDFORD OPTO TECHNOLOGY LTD
1,BIGGAR BUSINESS PARK, BIGGAR, LANARKSHIRE, ML12 6FX
Tel: +44 (0) 1899 221221 Fax: +44 (0) 1899 221009
Website: bot.co.uk E-mail: bill@bot.co.uk
5/11/07
Normalized Output Current vs.
Collector-emitter Voltage
Collector Power Dissipation vs. Ambient Temperature
10
Normalized output current
Collector power dissipation PC (mW)
100
75
50
25
IF = 60mA
4
2
20mA
10mA
1
5mA
0.4
0.2
0.1
0.04
0.02
TA = 25°C
0.01
0
-25
0
25
50
75
100
0.1
125
1
10
100
Collector-emitter voltage VCE ( V )
Ambient temperature TA ( °C )
Forward Current vs. Ambient Temperature
Normalized Output Current vs.
Forward Current
2.0
60
Normalized to
IF = 10mA
VCE = 0.4V
Pulsed
PW = 100μs
PRR = 100pps
1.8
Normalized output current
50
Forward current IF (mA)
2mA
Normalized to
IF = 10mA
VCE = 5V
Pulsed
PW = 100μs
PRR = 100pps
40
30
20
10
1.6
1.4
1.2
TA = 25°C
1.0
0.8
0.6
0.4
0.2
0
0
0
25
75
100
125
5
10
20
Normalized Output Current
vs. Ambient Temperature
Collector-emitter Saturation
Voltage vs. Ambient Temperature
1.0
0.5
0
0
25
50
75
Ambient temperature TA ( °C )
5/11/07
2
Forward current IF (mA)
IF = 10mA
VCE = 10V
-25
1
Ambient temperature TA ( °C )
1.5
Normalized output current
50
100
Collector-emitter saturation voltage VCE(SAT) (V)
-25
50
0.28
0.24
IF = 10mA
IC = 0.5mA
0.20
0.16
0.12
0.08
0.04
0
-25
0
25
50
75
Ambient temperature TA ( °C )
100