SMD Type Diodes

Diodes
SMD Type
TVS Diodes
ESD8L3.3
SOD882
Unit:mm
■ Features
● Ultra Low Capacitance 0.5 pF
● Low Clamping Voltage
● Stand−off Voltage: 3.3 V
● Response Time is Typically < 1.0 ns
● IEC61000−4−2 Level 4 ESD Protection
1
1
2
2
PIN 1. CATHODE
2. ANODE
■ Absolute Maximum Ratings Ta = 25℃
Parameter
Symbol
IEC 61000−4−2 (ESD)
Contact
IEC 61000−4−2 (ESD)
Air
Rating
Unit
±10
ESD
KV
±15
Total Power Dissipation on FR−5 Board (Note 1)
Pd
150
Junction Temperature
TJ
125
Lead Solder Temperature (10 Second Duration)
TL
260
Storage Temperature range
Tstg
-55 to 150
mW
℃
Note.1: FR−5 = 1.0 x 0.75 x 0.62 in.
■ Electrical Characteristics (TA = 25°C unless otherwise noted, VF = 1.0 V Max. @ IF = 10 mA for all types)
Device
ESD8L3.3
Device
Marking
P
C (pF)
VC (V)
@ IPP = 1 A
(Note 2)
V RWM
(V)
IR ( uA)
@ VRWM
VBR (V) @ IT
(Note 1)
IT
Max
Max
Min
mA
Typ
Max
Max
3.3
1.0
4.8
1.0
0.5
0.9
12
VC
Per IEC61000−4−2
(Note 3)
Figures 1 and 2
See Below
Note.1. V BR is measured with a pulse test current IT at an ambient temperature of 25°C.
2. Surge current waveform per Figure 5.
3. For test procedure see Figures 3 and 4 and Application Note AND8307/D.
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Diodes
SMD Type
TVS Diodes
ESD8L3.3
■ Electrical Characteristics Ta = 25℃
Symbol
Parameter
IPP
Maximum Reverse Peak Pulse Current
VC
Clamping Voltage @ IPP
VRWM
IR
VBR
IF
Working Peak Reverse Voltage
Maximum Reverse Leakage Current @ VRWM
Breakdown Voltage @ IT
IT
Test Current
IF
Forward Current
VF
Forward Voltage @ IF
Ppk
Peak Power Dissipation
C
I
Capacitance @ VR = 0 and f = 1.0 MHz
*See Application Note AND8308/D for detailed explanations of
datasheet parameters.
VC VBR VRWM
IR VF
IT
V
IPP
Uni −Directional TVS
■ Typical Characterisitics
Figure 1. ESD Clamping Voltage Screenshot
Positive 8 kV Contact per IEC61000 −4−2
2
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Figure 2. ESD Clamping Voltage Screenshot
Negative 8 kV Contact per IEC61000 −4−2
Diodes
SMD Type
TVS Diodes
ESD8L3.3
■ Typical Characterisitics
IEC61000−4−2 Waveform
IEC 61000−4−2 Spec.
Ipeak
Level
Test
Voltage
(kV)
First Peak
Current
(A)
Current at
30 ns (A)
Current at
60 ns (A)
1
2
7.5
4
2
2
4
15
8
4
3
6
22.5
12
6
4
8
30
16
8
100%
90%
I @ 30 ns
I @ 60 ns
10%
tP = 0.7 ns to 1 ns
Figure 3. IEC61000 −4−2 Spec
ESD Gun
Oscilloscope
TVS
50
Cable
50
Figure 4. Diagram of ESD Test Setup
% OF PEAK PULSE CURRENT
100
tr
90
PEAK VALUE I RSM @ 8 s
PULSE WIDTH (t P ) IS DEFINED
AS THAT POINT WHERE THE
PEAK CURRENT DECAY = 8 s
80
70
60
HALF VALUE I RSM /2 @ 20us
50
40
30
tP
20
10
0
0
20
40
t, TIME ( us)
60
80
Figure 5. 8 X 20 us Pulse Waveform
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