®
®
. . . . . Engineered solutions for the transient environment
PMMAD
SERIES
STEERING DIODE (RAIL CLAMP) ARRA
Y
APPLICATIONS
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High Frequency Data Lines
RS-232 & RS-422 Interface Networks
10 Base T Networks
LAN/ WAN
Computer I/O Ports
IEC 1000-4 COMPATIBLE
SO-14 PACKAGE
FEATURES
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IEC 1000-4-2, -4 & -5 Industry Requirements
Designed for Rail Clamp Protection
ESD Protection > 40 kilovolts
Working Voltage > 50 Volts
UL 94V-0 Flammability Classification
Available in Standard SO-14 Surface Mount Package
RAIL CLAMP CIRCUIT
+
I/O
Port
GND or (-)
DESCRIPTION
This series is designed with discrete diodes for complete isolation. Each diode
can be individually tested according to the electrical characteristics. For transient
voltage protection, two diodes are configured in series with the anode of one
connect to the cathode of the other diode (See Rail Clamp Circuit).
SEE DIAGRAMS ON FOLLOWING PAGE.
MAXIMUM RATINGS @ 25
°
C Ambient Temperature
(unless specified)
I
PP
- Peak Pulse Current - % of I
PP
FIGURE 1
PULSE WAVE FORM
t
f
Peak Value I
PP
100
TEST
WAVEFORM
PARAMETERS
t
f
= 8
µs
t
d
= 20µs
Continuous Power Dissipation
Operating & Storage Temperature
Continuous Forward Current
500mW
-65° to +150°C
400mA
MECHANICAL CHARACTERISTICS
Package
Packaging
Approximate Weight
Device Markings
Miscellaneous
Molded SO-14 Surface Mount Package
Tube or 16mm Tape per EIA 481
0.15 grams
Logo & Part Number
50
e
-t
t
d
= t
I
PP
/ 2
0
Pin No. 1 Indicated by Dot on Top of Package
0
10
t - Time -
µs
20
30
2929 South Fair Lane • T
empe, Arizona 85282 • USA
T 602-431-8101 • Fax 602-431-2288 • E-mail sales@protek-tvs.com • Web www.protek-tvs.com
el
19
ELECTRICAL CHARACTERISTICS
@ 25° C Ambient Temperature
PROTEK
PART
NUMBER
REPETITIVE
PEAK REVERSE
VOLTAGE
@ 10
µ
A
V
PRP Min
VOLTS
REVERSE
LEAKAGE
CURRENT
@ 40 V
I
RM
µ
A
MAXIMUM
FORWARD
VOLTAGE
@ 100 mA
V
F
VOLTS
FORWARD
PEAK PULSE
CURRENT
(See Fig. 1)
@ 8/20
µ
s
I
PP
AMPS
MAXIMUM
CAPACITANCE
@ 4 V, 1 MHz
C
pF
See Note 1
50
0.1
1.2
40
25
Note 1:
Device Types Include: PMMAD130, PMMAD1103, PMMAD1105, PMMAD1106, PMMAD1107 and PMMAD1109. Electrical characteristics applies to all device types.
CIRCUIT DIAGRAM
PMMAD130
11
3
14
PMMAD1106
8
9
10
13
14
1
4
5
6
7
2
3
5
7
8
9
11
12
12
2
8 DIODE COMMON ANODE ARRAY
NC Pin 1, 4, 6, 10 & 13
DUAL 10 DIODE ARRAY
PMMAD1103
1
1
PMMAD1107
8
2
3
5
7
8
9
11
12
2
3
11
12
4
5
9
10
14
14
7
16 DIODE ARRAY
NC Pins 4, 6, 10 & 13
DUAL 8 DIODE ARRAY
NC Pins 6 & 13
PMMAD1105
14
7
8
PMMAD1109
5
4
3
2
1
2
3
5
7
8
9
11
12
8
9
10
11
12
13
14
8 DIODE COMMON CATHODE ARRAY
NC Pins 1, 4, 6, 10 & 13
7 ISOLATED DIODE ARRAY
(Independent)
20
®
5089 10/98
®
®
. . . . . Engineered solutions for the transient environment
PMMAD1108
STEERING DIODE (RAIL CLAMP) ARRA
Y
ELECTRICAL CHARACTERISTICS
@ 25° C Ambient Temperature
PROTEK
PART
NUMBER
REPETITIVE
PEAK REVERSE
VOLTAGE
@ 10
µ
A
V
PRP Min
VOLTS
REVERSE
LEAKAGE
CURRENT
FORWARD
MAXIMUM
MAXIMUM
IEC 1000-4 COMPATIBLE
PEAK PULSE FORWARD CAPACITANCE
CURRENT
(See Fig. 1)
@ 8/20
µ
s
I
PP
AMPS
VOLTAGE
@ 40 V
I
RM
@ 100 mA
V
F
VOLTS
@ 4 V, 1 MHz
C
µ
A
0.1
pF
25
PPMAD1108
50
40
1.2
SO-16 PACKAGE
CIRCUIT DIAGRAM
1
2
3
4
5
6
7
8
APPLICATIONS
q
q
q
q
q
High Frequency Data Lines
RS-232 & RS-422 Interface Networks
10 Base T Networks
LAN/ WAN
Computer I/O Ports
16
15
14
13
12
11
10
9
FEATURES
q
q
q
q
q
q
q
IEC 1000-4-2, -4 & -5 Industry Requirements
Eight (8) Individual Steering Diodes
Designed for Rail Clamp Protection
ESD Protection > 40 kilovolts
Working Voltage > 50 Volts
UL 94V-0 Flammability Classification
Available in Standard SO-14 Surface Mount Package
PMMAD1108
8 ISOLATED DIODE ARRAY
RAIL CLAMP CIRCUIT
+
I/O Port
DESCRIPTION
This device is designed with discrete diodes for complete isolation. Each diode
can be individually tested according to the electrical characteristics. For transient
voltage protection, two diodes are configured in series with the anode of one
connect to the cathode of the other diode (See Rail Clamp Circuit).
GND OR (-)
FIGURE 1
PULSE WAVE FORM
MAXIMUM RATINGS
Continuous Power Dissipation
Operating & Storage Temperature
Continuous Forward Current
500mW
-65° to +150°C
400mA
I
PP
- Peak Pulse Current - % of I
PP
100
t
f
Peak Value I
PP
TEST
WAVEFORM
PARAMETERS
t
f
= 8
µs
t
d
= 20µs
MECHANICAL CHARACTERISTICS
Package
Packaging
Approximate Weight
Device Markings
Miscellaneous
Molded SO-16 Surface Mount Package
Tube or 16mm Tape per EIA 481
0.15 grams
Logo & Part Number
Pin No. 1 Indicated by Dot on Top of Package
50
e
-t
t
d
= t
I
PP
/ 2
0
0
10
t - Time -
µs
5090 10/98
20
30
2929 South Fair Lane • T
empe, Arizona 85282 • USA
T 602-431-8101 • Fax 602-431-2288 • E-mail sales@protek-tvs.com • Web www.protek-tvs.com
el
21