ESD145-B1-W01005
Protection Devices
TVS (Transient Voltage Suppressor)
Bi-directional, 18 V, 0.2 pF, 01005, RoHS and Halogen Free compliant
Features
• ESD / transient protection according to:
- IEC61000-4-2 (ESD): ±18 kV (air / contact discharge)
- IEC61000-4-4 (EFT): ±2.5 kV / ±50 A (5/50 ns)
- IEC61000-4-5 (Surge): ±3.5 A (8/20 μs)
• Bi-directional working voltage up to: VRWM = ±18 V
• Line capacitance: CL = 0.2 pF (typical) at f = 1 MHz
• Clamping voltage: VCL = 12.5 V (typical) at ITLP = 16 A with RDYN = 0.58 Ω (typical)
• Very low reverse current: IR < 1 nA (typical)
• Small form factor SMD size 01005 and low profile (0.43 x 0.23 x 0.15 mm³)
• Bi-directional and symmetric I/V characteristics for optimized design / assembly
Potential applications
• ESD protection of RF signal lines in Near Field Communication (NFC) applications , RF antenna
• For further information please refer to application notes [4], [5]
Product validation
Qualified for industrial applications according to relevant tests of JEDEC47/20/22
Device information
a) Pin configuration b )
Schematic diagram
Figure 1 Pin configuration and schematic diagram
Table 1 Part information
Type Package Configuration Marking code
ESD145-B1-W01005 WLL-2-2 1 line, bi-directional AA 1)
1The device does not have any marking on the device top. The marking code is on pad side.
Datasheet Please read the Important Notice and Warnings at the end of this document Revision 1.0
www.infineon.com 2017-08-14
Table of contents
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Potential applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Product validation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Device information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Table of contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Typical characteristic diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4 Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.1 WLL-2-2 package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
ESD145-B1-W01005
Protection Devices
Table of contents
Datasheet 2 Revision 1.0
2017-08-14
1 Maximum ratings
Note:TA= 25 °C, unless otherwise specified
Table 2 Maximum ratings
Parameter Symbol Values Unit
Reverse working voltage1) VRWM ±18 V
ESD discharge 2) VESD (contact) ±18 kV
VESD (air) ±18
Peak pulse power 3) PPK 21 W
Peak pulse current 3) IPP ±3.5 A
Operating temperature range TOP -55 to 125 °C
Storage temperature Tstg -65 to 150 °C
Attention:Stresses above the maximum values listed here may cause permanent damage to the device.
Exposure to absolute maximum rating conditions for extended periods may aect device
reliability. Maximum ratings are absolute ratings. Exceeding only one of these values may cause
irreversible damage to the component.
1Device snaps back to a low holding voltage. Please refer to AN525 for latch-up prevention [5]
2VESD according to IEC61000-4-2 (R = 330 Ω, C = 150 pF discharge network)
3Stress pulse: 8/20μs current waveform according to IEC61000-4-5
ESD145-B1-W01005
Protection Devices
Maximum ratings
Datasheet 3 Revision 1.0
2017-08-14
2 Electrical characteristics
Note:TA= 25 °C, unless otherwise specified
Device is electrically symmetrical
IR
IPP
IR
IF
VF
VR
Ih
-IPP
VCL
VF… Forward voltage
IF… Forward current
VR … Reverse voltage
IR… Reverse current
RDYN … Dynamic resistance
VRWM … Reverse working voltage max.
Vt1 … Trigger voltage
Vh… Holding voltage
VCL … Clamping voltage
VTLP … TLP voltage
IR… Reverse leakage current
IPP … Peak pulse current
ITLP … TLP current
Ih… Holding current
IT… Test current
Vt1 VRWM Vh
VTLP
DV
DI
DV
DI
-ITLP
ITLP
RDYN = DI
DV
RDYN = DI
DV
VTLP
VCL
IT
V
h
IT
Ih
VRWM
IR
Vt1
Thyristor_ Characteristic_ Curve_Bi-Directional.vsd
Figure 2 Definitions of electrical characteristics
ESD145-B1-W01005
Protection Devices
Electrical characteristics
Datasheet 4 Revision 1.0
2017-08-14
Table 3 DC characteristics
Parameter Symbol Values Unit Note or Test
Condition
Min. Typ. Max.
Breakdown voltage Vbr 18.5 22 28.5 V IR = 1 mA
Holding voltage Vh– 1.9 – V IR = Ih
Holding reverse current Ih 25 mA VR=Vh
Reverse current IR– – 50 nA VR = 18 V
Table 4 AC characteristics
Parameter Symbol Values Unit Note or Test
Condition
Min. Typ. Max.
Line capacitance CL– 0.2 0.35 pF VR = 0 V, f = 1 MHz
– 0.18 – VR = 0 V, f = 2.5 GHz
Table 5 ESD and Surge characteristics
Parameter Symbol Values Unit Note or Test
Condition
Min. Typ. Max.
Clamping voltage 1) VCL – 8 – V ITLP = 8 A, tp = 100 ns
– 12.5 – ITLP = 16 A, tp = 100 ns
Clamping voltage 2) – 3 – IPP = 1 A, tp = 8/20 µs
– 5 – IPP = 3 A, tp = 8/20 µs
Dynamic resistance 1) RDYN – 0.58 Ω tp = 100 ns
1Please refer to Application Note AN210 [1]. TLP parameters: Z0 = 50 Ω , tp = 100ns, tr = 0.6 ns.
2Stress pulse: 8/20μs current waveform according to IEC61000-4-5
ESD145-B1-W01005
Protection Devices
Electrical characteristics
Datasheet 5 Revision 1.0
2017-08-14
3 Typical characteristic diagrams
Note:TA = 25 °C, unless otherwise specified
10-13
10-12
10-11
10-10
10-9
10-8
10-7
10-6
-18 -15 -12 -9 -6 -3 0 3 6 9 12 15 18
IR [A]
VR [V]
Figure 3 Reverse leakage current: IR = f(VR)
0
0.1
0.2
0.3
0.4
0.5
-18 -15 -12 -9 -6 -3 0 3 6 9 12 15 18
CL [pF]
VR [V]
Figure 4 Line capacitance: CL = f(VR), f = 1 MHz
ESD145-B1-W01005
Protection Devices
Typical characteristic diagrams
Datasheet 6 Revision 1.0
2017-08-14
-20
0
20
40
60
80
100
120
140
160
180
200
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = 156 V
VCL-30ns-peak = 10 V
Figure 5 Clamping voltage (ESD): VCL = f(t), 8 kV positive pulse according to IEC61000-4-2
-200
-180
-160
-140
-120
-100
-80
-60
-40
-20
0
20
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = -150 V
VCL-30ns-peak = -9 V
Figure 6 Clamping voltage (ESD): VCL = f(t), 8 kV negative pulse according to IEC61000-4-2
ESD145-B1-W01005
Protection Devices
Typical characteristic diagrams
Datasheet 7 Revision 1.0
2017-08-14
-20
0
20
40
60
80
100
120
140
160
180
200
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = 183 V
VCL-30ns-peak = 16 V
Figure 7 Clamping voltage (ESD): VCL = f(t), 15 kV positive pulse according to IEC61000-4-2
-200
-180
-160
-140
-120
-100
-80
-60
-40
-20
0
20
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = -184 V
VCL-30ns-peak = -16 V
Figure 8 Clamping voltage (ESD): VCL = f(t), 15 kV negative pulse according to IEC61000-4-2
ESD145-B1-W01005
Protection Devices
Typical characteristic diagrams
Datasheet 8 Revision 1.0
2017-08-14
-35
-30
-25
-20
-15
-10
-5
0
5
10
15
20
25
30
35
-30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30
-17.5
-15
-12.5
-10
-7.5
-5
-2.5
0
2.5
5
7.5
10
12.5
15
17.5
ITLP [A]
Equivalent VIEC [kV]
VTLP [V]
ESD145-B1-W01005
RDYN
RDYN = 0.58 Ω
RDYN = 0.58 Ω
Figure 9 Clamping voltage (TLP): ITLP = f(VTLP) [1]
ESD145-B1-W01005
Protection Devices
Typical characteristic diagrams
Datasheet 9 Revision 1.0
2017-08-14
0
1
2
3
4
5
6
7
8
9
10
0.01 0.1 1 10
Insertion Loss (|S21|) [dB]
Frequency [GHz]
ESD145-B1-W01005
Figure 11 Insertion loss vs. frequency in 50 Ohm system
ESD145-B1-W01005
Protection Devices
Typical characteristic diagrams
Datasheet 11 Revision 1.0
2017-08-14
4 Package information
4.1 WLL-2-2 package
Note:Dimensions in mm
SG-WLL-2-2-PO V01
±0.03
0.23
1
2
±0.02
0.13
0.43 ±0.03
±0.01
0.15
±0.02
0.2
Bottom viewTop view
0.28
(0.15)
Figure 12 WLL-2-2 package outline
0.23 0.23
0.3
0.3
0.15
0.15
SG-WLL-2-2-FP V01
Copper Solder mask Stencil apertures
Figure 13 WLL-2-2 footprint - Recommendations for Printed Circuit Board Assembly see [2]
2
0.2
SG-WLL-2-2-TP V01
0.28
0.2
0.5
8
Figure 14 WLL-2-2 packing
1
1
Type code
Marking on pad-side
1 2
1 2
Type code
Figure 15 WLL-2-2 marking example (see Table 1)
ESD145-B1-W01005
Protection Devices
Package information
Datasheet 12 Revision 1.0
2017-08-14
5 References
[1] Infineon AG - Application Note AN210: Eective ESD Protection design at System Level Using VF-TLP
Characterization Methodology
[2] Infineon AG - Recommendation for Printed Circuit Board Assembly of Infineon WLL Packages
http://www.infineon.com/Packageinformation_WLL
[3] Infineon AG - Application Note AN392: TVS Diodes in ChipScalePackage reduce size and save cost
[4] Infineon AG - Application Note AN244: ESD Protection in Chip Size Package (CSP) tailored for the NFC
Frontend
[5] Infineon AG - Application Note AN525: Latch-up prediction for SCR TVS device
Revision history
Revision history: Revision 0.1, 2016-02-24
Page or Item Subjects (major changes since previous revision)
Revision 1.0, 2017-08-14
Final datasheet
ESD145-B1-W01005
Protection Devices
References
Datasheet 13 Revision 1.0
2017-08-14
Trademarks
All referenced product or service names and trademarks are the property of their respective owners.
Edition 2017-08-14
Published by
Infineon Technologies AG
81726 Munich, Germany
© 2017 Infineon Technologies AG
All Rights Reserved.
Do you have a question about any
aspect of this document?
Email: erratum@infineon.com
Document reference
IFX-gzx1476269926024
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