Protekdevices ET721 Datasheet
05124
Only One Name Means ProTek’Tion™
APPLICATIONS
✔ Ethernet - 10/100/1000 Base T
✔ Set Top Box Interfac
✔ Handheld Electronics
✔ FireWire
✔ USB Interface
✔ Sensor Interface
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-Gnd) & Level 2(Line-Line)
FEATURES
✔ ESD Protection > 40 kilovolts
✔ Low Clamping Voltage
✔ Provides Six (6) Lines of Protection
✔ ✔
✔
LOW LEAKAGE CURRENT < 200nA
✔ ✔
✔ ✔
✔
ULTRA LOW CAPACITANCE: 3pF Typical
✔ ✔
ET721
STEERING DIODE ARRAY
SO-8
MECHANICAL CHARACTERISTICS
✔ Molded JEDEC SO-8
✔ Weight 0.1 grams (Approximate)
✔ Flammability rating UL 94V-0
✔ 12mm Tape and Reel Per EIA Standard 481
✔ Marking: Marking Code, Logo, Date Code & Pin One Defined By Dot on Top of Package
PIN CONFIGURATION
+V
CC
8
1
I/O 1 I/O 2 I/O 3
I/O 6 I/O 5 I/O 4
7
2
6
3
5
4
-V
EE
105124.R5 8/03 www.protekdevices.com
DEVICE CHARACTERISTICS
MAXIMUM RATINGS @ 25°C Unless Otherwise Specified
ET721
PARAMETER
Operating Temperature
Storage Temperature
Continuous Power Dissipation
SYMBOL VALUE
T
J
T
STG
P
PC
-55°C to 150°C
-55°C to 150°C°C
145 mW
ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified
PA RT
NUMBER
DEVICE
MARKING
REPETITIVE
PEAK
REVERSE
TYPICAL
FORWARD
VOLTAGE
VOLTAGE
(See Note 1)
8/20µs
@1A
V
RRM
VOLTS
ET721
Note 1: V
Note 2: +20V from pin 8 to 1, 2, 3, 5, 6, and 7. -20V from pin 4 to 1, 2, 3, 5, 6 and 7.
Note 3: +20V from pin 8 to 4.
is +VCC for pin 8, -VEE for pin 4.
RRM
STA
20 2 20
V
F
VOLTS
MAXIMUM
PEAK PULSE
FORWARD
CURRENT
8/20µs
I
FM
AMPS
12
MAXIMUM
REVERSE
LEAKAGE
CURRENT
(See Note 2)
@ V
RRM
I
R
nA
MAXIMUM
QUIESCENT
SUPPLY
CURRENT
(See Note 3)
@20V
I
RQ
nA
200
UNITS
°C
TYPICAL
CAPACITANCE
@0V, 1 MHz
Cj
pF
3
NON-REPETITIVE PEAK PULSE CURRENT CAPABILITY
FIGURE 1
8
6
4
2
Peak Pulse Current - Amps
0
0.001 0.01 0.1 1 10 100
Square Wave Pulse - ms
FIGURE 2
120
PP
100
80
60
40
- Peak Pulse Current - % of I
20
PP
I
0
0 5 10 15 20 25 30
2 www.protekdevices.com05124.R5 8/03
PULSE WAVE FORM
t
f
Peak Value I
-t
e
td = t
t - Time - µs
PP
IPP/2
TEST
WAVEFORM
PARAMETERS
tf = 8µs
td = 20µs
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