PROTEK MAD1108 Datasheet

05145

Only One Name Means ProTek’Tion™

APPLICATIONS

✔ High Frequency Data Lines
✔ RS-232 & RS-422 Interface Networks
✔ Ethernet - 10/100 Base T
✔ Computer I/O Ports

IEC COMPATIBILITY (EN61000-4)

✔ 61000-4-2 (ESD): Air - 15kV, Contact - 8kV
✔ 61000-4-4 (EFT): 40A - 5/50ns
✔ 61000-4-5 (Surge): 12A, 8/20µs Level 1 (Line-Ground) & Level 2 (Line-Line)

FEATURES

✔ 500 Milliwatt Continuous Power Dissipation
✔ ESD Protection > 40 kilovolts
✔ Monolithic Design
✔ Provides Protection for 8 I/O Lines
✔ Working Voltage > 50 Volts

✔ ✔

✔

LOW LEAKAGE CURRENT < 0.1µA

✔ ✔
✔ ✔

✔

ULTRA LOW CAPACITANCE: 5pF Per Diode

✔ ✔

MAD1108

STEERING DIODE ARRAY

16 PIN DIP

MECHANICAL CHARACTERISTICS

✔ Molded 16 Pin Dual-In-Line (DIP) Package
✔ Weight 1.2 grams (Approximate)
✔ Flammability rating UL 94V-0
✔ Packaging: 25 Pieces Per Tube
✔ Marking: Logo, Part Number, Date Code & Pin One Defined By Dot on Top of Package

CIRCUIT DIAGRAM

PIN CONFIGURATION

+

2345678

I/O PORT

GND OR (-)

1

16

14

15

8 ISOLATED DIODE ARRAY

8 LINES OF PROTECTION

13 12 11 10 9

105145.R6 8/03 www.protekdevices.com

DEVICE CHARACTERISTICS

MAXIMUM RATINGS @ 25°C Unless Otherwise Specified

MAD1108

PARAMETER
Continuous Power Dissipation
Continuous Forward Current (Single Diode)
Repetitive Peak Forward Current @ tp=5µs, F=50kHz
Operating Temperature
Storage Temperature

SYMBOL VALUE

500
400
700

-55°C to 150°C°C

T

P

I

PK

I

F

FRM

T

STG

J

ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified

PA RT

NUMBER

MAD1108 12 1.2 0.1

REPETITIVE

PEAK

REVERSE

VOLTAGE

@ 10µA

V

RRM

VOLTS

50

MAXIMUM

FORWARD

PEAK PULSE

CURRENT

@8/20µs

I

FM

AMPS

MAXIMUM

FORWARD

VOLTAGE

@100mA

V

F

VOLTS

MAXIMUM
REVERSE

LEAKAGE

CURRENT

V

@ 40V

RRM

I

R

µA

UNITS

Milliwatts

mA

mA

°C-55°C to 150°C

MAXIMUM

CAPACITANCE

(Per Diode)

@ 4V, 1 MHz

C

j

pF

5

FIGURE 1

120

PP

100

80

60

40

- Peak Pulse Current - % of I

20

PP

I

0

0 5 10 15 20 25 30

PULSE WAVE FORM

t

f

Peak Value I

-t

e

td = t

t - Time - µs

2 www.protekdevices.com05145.R6 8/03

PP

IPP/2

TEST
WAVEFORM
PARAMETERS
tf = 8µs
td = 20µs