05100
Only One Name Means ProTek’Tion™
PLC497
ULTRA LOW CAPACITANCE STEERING DIODE/TVS ARRAY
DESCRIPTION
The PLC497 is an ultra low capacitance steering diode/TVS array. Designed for protection against Electrostatic Dis-
charge (ESD), Electrical Fast Transients (EFT) and secondary lightning threats, this device is ideal for use in high-speed
signal interface applications.
The PLC497 is available in the small SOT-23 package, which reduces internal lead inductance for low overshoot voltage
during fast front time transient events like ESD. This device meets the IEC 61000-4-2 and IEC 61000-4-4 requirements.
SOT-23 PACKAGE
FEATURES
•
Compatible with IEC 61000-4-2 (ESD): Air 15kV, Contact 8kV
•
Compatible with IEC 61000-4-4 (EFT): 40A, 5/50ns
•
Compatible with IEC 61000-4-5 (Surge): 20A, 8/20µs - Level 2(Line-
Ground) & Level 3(Line-Line)
•
ESD Protection > 25 kilovolts
•
200 Watts Peak Pulse Power per Line(tp = 8/20µs)
•
Low Clamping Voltage < 5 Volts
•
Ultra Low Capacitance: 2.5pF
•
RoHS Compliant
•
REACH Compliant
APPLICATIONS
•
•
•
•
Low Voltage Wireless Equipment
Sensor & Control Circuits
Ethernet 10/100/1000 Base T
FireWire Interfaces/Connections
MECHANICAL CHARACTERISTICS
Molded JEDEC SOT-23 Package
Approximate Weight: 8 milligrams
Lead-Free Pure-Tin Plating (Annealed)
Solder Reflow Temperature:
Pure-Tin - Sn, 100: 260-270°C
•
Flammability Rating UL 94V-0
•
8mm Tape and Reel per EIA Standard 481
•
•
•
•
PIN CONFIGURATION
1
3
2
05100.R9 9/12
Page 1
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05100
Only One Name Means ProTek’Tion™
PLC497
TYPICAL DEVICE CHARACTERISTICS
MAXIMUM RATINGS
@ 25°C Unless Otherwise Specified
PARAMETER
Peak Pulse Power (tp = 8/20µs) - See Figure 1
Peak Pulse Current - I
PP
Max (tp = 8/20µs)
Operating Temperature
Storage Temperature
SYMBOL
P
PP
I
PP
T
L
T
STG
VALUE
200
20
-55 to 150
-55 to 150
UNITS
Watts
Amps
°C
°C
ELECTRICAL CHARACTERISTICS PER LINE
@ 25°C Unless Otherwise Specified
PART
NUMBER
DEVICE
MARKING
RATED
STAND-OFF
VOLTAGE
MINIMUM
BREAKDOWN
VOLTAGE
(Note 1)
@ 1mA
V
(BR)
VOLTS
1.3
V
WM
VOLTS
PLC497
NOTES
LC
1.0
MAXIMUM
REVERSE
LEAKAGE
CURRENT
(Note 1)
@ V
WM
I
D
µA
20
MAXIMUM
CLAMPING
VOLTAGE
(Note 1)
(Fig. 2)
@ 8/20µs
V
C
@ I
PP
5.0V @ 5.0A
MAXIMUM
WORKING
INVERSE
BLOCKING
VOLTAGE
(Note 2)
V
WIB
VOLTS
75
INVERSE
BLOCKING
LEAKAGE
CURRENT
(Note 2)
@V
WIB
I
R
µA
1.0
MAXIMUM
CAPACITANCE
(Note 3)
@0V, 1MHz
C
pF
2.5
1. Apply positive voltage from pin 2 to pin 1.
2. Apply positive voltage from pin 1 to pin 2.
3. Capacitance from pin 1 to pin 2 < 2.5pF.
05100.R9 9/12
Page 2
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05100
Only One Name Means ProTek’Tion™
PLC497
TYPICAL DEVICE CHARACTERISTICS
FIGURE 1
PEAK PULSE POWER VS PULSE TIME
10,000
P
PP
- Peak Pulse Power - Watts
1,000
200W, 8/20µs Waveform
100
10
0.1
1
10
100
t
d
- Pulse Duration - µs
1,000
10,000
120
I
PP
- Peak Pulse Current - % of I
PP
FIGURE 2
PULSE WAVE FORM
t
f
Peak Value I
PP
TEST
WAVEFORM
PARAMETERS
t
f
= 8µs
t
d
= 20µs
100
80
% Of Rated Power
FIGURE 3
POWER DERATING CURVE
Peak Pulse Power
8/20µs
100
80
60
40
20
0
0
5
e
-t
60
40
20
0
Average Power
t
d
= t/(I
PP
/2)
10
15
t - Time - µs
20
25
30
0
25
50
75 100 125
T
A
- Ambient Temperature - °C
150
05100.R9 9/12
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05100
Only One Name Means ProTek’Tion™
PLC497
TYPICAL DEVICE CHARACTERISTICS
FIGURE 4
OVERSHOOT & CLAMPING VOLTAGE
35
25
5 Volts per Division
15
5
-5
ESD Test Pulse - 25 kilovolt, 1/30ns (Waveshape)
FIGURE 5
TYPICAL CLAMPING VOLTAGE VS PEAK PULSE CURRENT
16
V
C
- Clamping Voltage - Vols
12
8
4
0
0
2
4
6
8
10
I
PP
- Peak Pulse Current - Amps
12
14
16
05100.R9 9/12
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