PROTEK PSRDA05-4, PSRDA12-4, PSRDA15-4, PSRDA3.3-4 Datasheet
PSRDA3.3-4
05096
Only One Name Means ProTek’Tion™
STEERING DIODE / TVS ARRAY COMBO
APPLICATIONS
✔ Ethernet - 10/100 Base T
✔ Computer I/O Ports - SCSI, FireWire & USB
✔ Set-Top Box Protection
✔ Video Card
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
✔ 500 Watts Peak Pulse Power per Line (tp=8/20µs)
✔ Unidirectional Configuration
✔ Available in 4 Voltage Types: 3.3V to 15V
✔ Protects Up to Four (4) I/O Ports
✔ ESD Protection > 40 kilovolts
✔ ✔
✔
LOW CAPACITANCE: 15pF
✔ ✔
thru
PSRDA15-4
SO-8
MECHANICAL CHARACTERISTICS
✔ Molded JEDEC SO-8 Package
✔ Weight 15 milligrams (Approximate)
✔ Flammability rating UL 94V-0
✔ 12mm Tape and Reel Per EIA Standard 481
✔ Marking: Logo, Marking Code, Date Code & Pin One Defined By Dot on Top of Package
PIN CONFIGURATION
GND I/O 4 I/O 3 GND
8
1
I/O 1 +V
7
2
REF
+V
6
3
REF
5
4
I/O 2
105096.R5 9/03 www.protekdevices.com
DEVICE CHARACTERISTICS
MAXIMUN RATINGS @ 25°C Unless Otherwise Specified
PSRDA3.3-4
thru
PSRDA15-4
PARAMETER
SYMBOL VALUE
Peak Pulse Power (tp = 8/20µs) - See Figure 1
Operating Temperature
Storage Temperature
Maximum Forward Voltage @ 100mA (See Note 1) Volts1.1V
Note 1: Measured between pins 8 or 5 to 1, 2, 3, 4, 6 and 7.
P
PP
T
J
T
STG
F
500 Watts
-55°C to 150°C
-55°C to 150°C
UNITS
°C
°C
ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified
PA RT
NUMBER
PSRDA3.3-4
PSRDA05-4
PSRDA12-4
PSRDA15-4
Note 1: Capacitance measured at VWM = VCC connected between I/O pins to pin 8 and 5 (Gnd). VR = VWM @ 1MHz. As shown in Figure 5, REF1 is
connected to ground, REF2 is connected to +VCC, and input applies to VCC = 5V, V
DEVICE
MARKING
PRA
PRB
PRD
PRE
RATED
STAND-OFF
VOLTAGE
V
WM
VOLTS
3.3
5.0
12.0
15.0
MINIMUM
BREAKDOWN
VOLTAGE
@ 1mA
V
(BR)
VOLTS
4.0
6.0
13.3
16.7
MAXIMUM
CLAMPING
VOLTAGE
(See Fig. 2)
@ IP = 1A
V
C
VOLTS
6.5
9.8
19.0
24.0
= mV, F = 1 MHz.
sign
MAXIMUM
CLAMPING
VOLTAGE
(See Fig. 2)
@8/20µs
VC @ I
PP
10.9V @ 43.0A
13.5V @ 42.0A
25.9V @ 21.0A
30.0V @ 17.0A
MAXIMUM
LEAKAGE
CURRENT
@V
WM
I
D
µA
125
20
1
1
MAXIMUM
CAPACITANCE
(See Note 1)
(See Figure 5)
@0V, 1 MHz
C
j(SD)
pF
15
15
15
15
10,000
1,000
100
- Peak Pulse Current - Watts
PP
P
10
0.01 1 10 100 1,000 10,000
PEAK PULSE POWER VS PULSE TIME
FIGURE 1
500W, 8/20µs Waveform
td - Pulse Duration - µs
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.com05096.R5 9/03
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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