PSRDA70-4
105098.R3 3/05 www.protekdevices.com
STEERING DIODE ARRAY
Only One Name Means ProTek’Tion™
APPLICATIONS
✔ Ethernet - 10/100/1000 Base T
✔ USB Interface
✔ RS-422 & RS-485
✔ Microcontrollers
IEC COMPATIBILITY (EN61000-4)
✔ 61000-4-2 (ESD): Air - 15kV, Contact - 8kV
✔ 61000-4-4 (EFT): 40A - 5/50ns
✔ 61000-4-5 (Surge): 24A, 8/20µs - Level 2(Line-Gnd) & Level 3(Line-Line)
FEATURES
✔ ESD Protection > 40 kilovolts
✔ Provides Four (4) Lines of Protection
✔ Low Leakage Current
✔ ✔
✔ ✔
✔
LOW CAPACITANCE: 6pF Per Diode
✔ RoHS Compliant in Lead-Free Versions
MECHANICAL CHARACTERISTICS
✔ Molded JEDEC SO-8
✔ Weight 70 milligrams (Approximate)
✔ Available in Tin-Lead or Lead-Free Pure-Tin Plating(Annealed)
✔ Solder Reflow Temperature:
Tin-Lead - Sn/Pb, 85/15: 240-245°C
Pure-Tin - Sn, 100: 260-270°C
✔ 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
05098
PIN CONFIGURATION
SO-8
124
8
3
5
6
7
GND I/O I/O GND
I/O VCC VCC I/O
2www.protekdevices.com05098.R3 3/05
PSRDA70-4
DEVICE CHARACTERISTICS
MAXIMUM RATINGS @ 25°C Unless Otherwise Specified
Operating Temperature
SYMBOL VALUE
-55°C to 150°C°C
°C
-55°C to 150°C
UNITS
TJ
TSTG
PARAMETER
Storage Temperature
Continuous Power Dissipation PPC 500 mW
FIGURE 1
PULSE WAVE FORM
0 5 10 15 20 25 30
t - Time - µs
0
20
40
60
80
100
120
IPP - Peak Pulse Current - % of IPP
TEST
WAVEFORM
PARAMETERS
tf = 8µs
td = 20µs
tfPeak Value IPP
e-t
td = t IPP/2
ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified
PART
NUMBER
DEVICE
MARKING
REPETITIVE
PEAK
REVERSE
VOLTAGE
VRRM
VOLTS
MAXIMUM
FORWARD
VOLTAGE
@ 100mA
VF
VOLTS
MAXIMUM
REVERSE
LEAKAGE
CURRENT
@VRRM
IR
µA
MAXIMUM
CAPACITANCE
(Between
Line & Ground)
@0V, 1MHz
Cj
pF
PSRDA70-4 PRG 70 1.1 65
MAXIMUM
FORWARD
PEAK PULSE
CURRENT
(See Figure 1)
@ 8/20µs
IFM
AMPS
24
3www.protekdevices.com05098.R3 3/05
PSRDA70-4
COPYRIGHT © ProTek Devices 2005
SPECIFICATIONS: ProTek reserves the right to change the electrical and or mechanical
characteristics described herein without notice (except JEDEC).
DESIGN CHANGES: ProTek reserves the right to discontinue product lines without notice, and that
the final judgement concerning selection and specifications is the buyer’s and that in furnishing
engineering and technical assistance, ProTek assumes no responsibility with respect to the
selection or specifications of such products.
PACKAGE OUTLINE & DIMENSIONS
ProTek Devices
2929 South Fair Lane, Tempe, AZ 85282
Tel: 602-431-8101 Fax: 602-431-2288
E-Mail: sales@protekdevices.com
Web Site: www.protekdevices.com
TAPE & REEL/BULK ORDERING NOMENCLATURE
1. Surface mount product is taped and reeled in accordance
with EIA-481.
2. Suffix-T7 = 7 Inch Reel - 1,000 pieces per 12mm tape,
i.e.,
PSRDA70-4-T7.
3. Suffix-T13 = 13 Inch Reel - 2,500 pieces per 12mm tape,
i.e.,
PSRDA70-4-T13.
4. Suffix - LF = Lead-Free, Pure-Tin Plating,
i.e.,
PSRDA70-4-LF-T7.
5. No Suffix = Product Shipped in Tubes of 98 pcs per Tube.
Outline & Dimensions: Rev 1 - 11/01, 06009
A
B
C
D
F
G
J
K
P
R
4.80
3.80
1.35
0.35
0.40
1.27 BSC
0.18
0.10
5.80
0.25
5.00
4.00
1.75
0.49
1.250
1.27 BSC
0.25
0.25
6.20
0.50
0.189
0.150
0.054
0.014
0.016
0.05 BSC
0.007
0.004
0.229
0.010
0.196
0.157
0.068
0.019
0.049
0.05 BSC
0.009
0.008
0.244
0.019
DIM MIN MAX MIN MAX
MILLIMETERS INCHES
PACKAGE DIMENSIONS
NOTES
1. - T - = Seating Plane and Datum Surface.
2. Dimensions “A” and “B” are Datum.
3. Dimensions “A” and “B” do not include mold protrusion.
4. Maximum mold protrusion is 0.015” (0.380 mm) per side.
5. Dimensioning and tolerances per ANSI Y14.5M, 1982.
6. Dimensions are exclusive of mold flash and metal burrs.
-A-
P
-B-
D
G
85
4
1
-T- K
CR X 45º
JF
0º - 10º
0.010” (0.25 MM) M
B
M
4 PL
0.010” (0.25 MM) S
B
M
8 PL
TAS
PACKAGE OUTLINE SO-8
0.030” ± 0.005”
0.050” ± 0.005”
0.160” ± 0.005”
0.045” ± 0.005”
0.245” MIN
MOUNTING PAD
