ESD231-B1-W0201
Protection device
TVS (transient voltage suppressor)
Bi-directional, 5.5 V, 3.5 pF, 0201, RoHS and halogen free compliant
Features
• ESD/transient protection of susceptible I/O lines to:
- IEC61000-4-2 (ESD): ±30 kV (air/contact discharge)
- IEC61000-4-4 (EFT): ±4 kV/±80 A (5/50 ns)
- IEC61000-4-5 (Surge): ±12 A (8/20 μs)
• Bi-directional working voltage up to: VRWM = ±5.5 V
• Line capacitance: CL = 3.5 pF (typical) at f = 1 MHz
• Clamping voltage: VCL = 12 V (typical) at ITLP = 16 A with RDYN = 0.3 Ω (typical)
• Very low reverse current: IR < 1 nA (typical)
• Small form factor SMD size 0201 and low profile (0.58 mm x 0.28 mm x 0.15 mm);
for further package information please refer to application note AN392 [4]
• Bi-directional and symmetric I/V characteristics for optimized design/assembly
Potential applications
• USB 2.0 HA, MIPI, (μ)SD card (UHS), SIM card
• Control ports for DVI, HDMI, display port and Thunderbolt
• Audio line, speaker, headset, microphone protection, human interface devices (keyboard, touchpad, ...)
Product validation
Qualified for industrial applications according to the 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
ESD231-B1-W0201 WLL-2-1 1 line, bi-directional M 1)
1The device has no marking or date code on the device backside. The marking code is on pad side.
Datasheet Please read the Important Notice and Warnings at the end of this document Revision 1.2
www.infineon.com 2017-10-17
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-2-1 package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
ESD231-B1-W0201
Protection device
Table of contents
Datasheet 2 Revision 1.2
2017-10-17
1 Maximum ratings
Note:TA = 25 °C, unless otherwise specified.
Table 2 Maximum ratings
Parameter Symbol Values Unit Note or test condition
Reverse working voltage VRWM ±5.5 V –
ESD (air/contact) discharge 1) VESD ±30 kV –
Peak pulse power 2) PPK 132 W –
Peak pulse current 2) IPP 12 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 aect device
reliability. Maximum ratings are absolute ratings. Exceeding only one of these values may cause
irreversible damage to the component.
Table 3 Thermal resistance
Parameter Symbol Values Unit Note or test condition
Min. Typ. Max.
Junction - soldering point 3) RthJS – 30 – K/W –
1VESD according to IEC61000-4-2 (R = 330 Ω, C = 150 pF discharge network)
2Stress pulse: 8/20 μs current waveform according to IEC61000-4-5
3For calculation of RthJA please refer to application note AN077 [3], thermal resistance calculation
ESD231-B1-W0201
Protection device
Maximum ratings
Datasheet 3 Revision 1.2
2017-10-17
2 Electrical characteristics
Note:TA = 25 °C, unless otherwise specified. Device is electrically symmetrical.
Vt1
VF
Vh
VRWM
IR
ΔV
ΔI
RDYN
ΔV
ΔI
ITLP
VR
IF
IR
IPP
VCL
VTLP
ITLP
IPP
IR
VRWM
Vt1 Vh
VCL
VTLP
ΔV
ΔI
RDYN
ΔV
ΔI
VF... Forward voltage
VR... Reverse voltage
IR... Reverse current
IF... Forward current
Diode_Characteristic_Curve_with_snapback_Bi-directional.svg
IT
IT
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
IT ... Test current
Figure 2 Definitions of electrical characteristics
ESD231-B1-W0201
Protection device
Electrical characteristics
Datasheet 4 Revision 1.2
2017-10-17
Table 4 DC characteristics
Parameter Symbol Values Unit Note or test condition
Min. Typ. Max.
Reverse current IR– – 20 nA VR = 5.5 V
Trigger voltage Vt1 6.1 9.5 – V –
Holding voltage Vh6.1 7.8 12.5 V IR = 10 mA
Table 5 AC characteristics
Parameter Symbol Values Unit Note or test condition
Min. Typ. Max.
Line capacitance CL3 3.5 4.1 pF VR = 0 V, f = 1 MHz
– 3.2 – VR = 0 V, f = 1 GHz
Table 6 ESD and Surge characteristics
Parameter Symbol Values Unit Note or test condition
Min. Typ. Max.
Clamping voltage 1) VCL – 12 – V ITLP = 16 A, tp = 100 ns
– 16 – ITLP = 30 A, tp = 100 ns
Clamping voltage 2) – 8 – IPP = 2 A, tp = 8/20 µs
– 10 – IPP = 9 A, tp = 8/20 µs
Dynamic resistance 1) RDYN – 0.3 – Ω tp = 100 ns
1Please refer to application note AN210 [1], TLP parameters: Z0 = 50 Ω , tp = 100 ns, tr = 0.6 ns
2Stress pulse: 8/20 μs current waveform according to IEC61000-4-5
ESD231-B1-W0201
Protection device
Electrical characteristics
Datasheet 5 Revision 1.2
2017-10-17
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
-5 -4 -3 -2 -1 0 1 2 3 4 5
IR [A]
VR [V]
Figure 3 Reverse leakage current: IR = f(VR)
2.6
2.8
3
3.2
3.4
3.6
3.8
4
-5 -4 -3 -2 -1 0 1 2 3 4 5
CL [pF]
VR [V]
1 MHz
1 GHz
Figure 4 Line capacitance: CL = f(VR)
ESD231-B1-W0201
Protection device
Typical characteristic diagrams
Datasheet 6 Revision 1.2
2017-10-17
-15
0
15
30
45
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = 31 V
VCL-30ns-peak = 10 V
Figure 5 Clamping voltage (ESD): VCL = f(t), 8 kV positive pulse (according to IEC61000-4-2)
-45
-30
-15
0
15
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = -31 V
VCL-30ns-peak = -9 V
Figure 6 Clamping voltage (ESD): VCL = f(t), 8 kV negative pulse (according to IEC61000-4-2)
ESD231-B1-W0201
Protection device
Typical characteristic diagrams
Datasheet 7 Revision 1.2
2017-10-17
-15
0
15
30
45
60
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = 47 V
VCL-30ns-peak = 13 V
Figure 7 Clamping voltage (ESD): VCL = f(t), 15 kV positive pulse (according to IEC61000-4-2)
-60
-45
-30
-15
0
15
-50 0 50 100 150 200 250 300 350 400 450
VCL [V]
tp [ns]
Scope: 6 GHz, 20 GS/s
VCL-max-peak = -47 V
VCL-30ns-peak = -12 V
Figure 8 Clamping voltage (ESD): VCL = f(t), 15 kV negative pulse (according to IEC61000-4-2)
ESD231-B1-W0201
Protection device
Typical characteristic diagrams
Datasheet 8 Revision 1.2
2017-10-17
-70
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
70
-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
35
ITLP [A]
Equivalent VIEC [kV]
VTLP [V]
ESD231-B1-W0201
RDYN
RDYN = 0.3 Ω
RDYN = 0.3 Ω
Figure 9 Clamping voltage (TLP): ITLP = f(VTLP) [1]
ESD231-B1-W0201
Protection device
Typical characteristic diagrams
Datasheet 9 Revision 1.2
2017-10-17
-14
-12
-10
-8
-6
-4
-2
0
2
4
6
8
10
12
14
-12 -10 -8 -6 -4 -2 0 2 4 6 8 10 12
IPP [A]
VCL [V]
Figure 10 Clamping voltage (Surge): IPP = f(VCL) (according to IEC61000-4-5) [1]
ESD231-B1-W0201
Protection device
Typical characteristic diagrams
Datasheet 10 Revision 1.2
2017-10-17
-6
-5
-4
-3
-2
-1
0
0.1 1 10
Insertion Loss [dB]
f [GHz]
Figure 11 Insertion loss vs. frequency in a 50 Ω system
ESD231-B1-W0201
Protection device
Typical characteristic diagrams
Datasheet 11 Revision 1.2
2017-10-17
4 Package information
4.1 WLL-2-1 package
Note:Dimensions in mm.
SG-WLL-2-1-PO V01
±0.03
0.28
±0.01
0.15
1
2
±0.02
0.2
0.58
±0.03
±0.02
0.26
Bottom viewTop view
0.36
(0.16)
Figure 12 WLL-2-1 package outline
0.27
0.19
0.19
0.19
Copper Solder mask Stencil apertures
0.57
0.24
0.62
0.32
0.24
0.14
SG-WLL-2-1-FP V01
Figure 13 WLL-2-1 footprint (recommendation for printed circuit board assembly see [2])
2
0.23
SG-WLL-2-1-TP V02
0.35
0.21
0.68
8
Figure 14 WLL-2-1 packing
1
1
Type code
Marking on pad-side
1 2
1 2
Type code
Figure 15 WLL-2-1 marking example (see Device information)
ESD231-B1-W0201
Protection device
Package information
Datasheet 12 Revision 1.2
2017-10-17
5 References
[1] Infineon AG - Application note AN210: Eective 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 AN077: Thermal resistance calculation
[4] Infineon AG - Application note AN392: TVS diodes in ChipScalePackage reduce size and save cost
Revision history
Revision history: Rev. 1.1, 2015-10-02
Page or Item Subjects (major changes since previous revision)
Revision 1.2, 2017-10-17
All Data sheet layout changed, references updated
ESD231-B1-W0201
Protection device
References
Datasheet 13 Revision 1.2
2017-10-17
Trademarks
All referenced product or service names and trademarks are the property of their respective owners.
Edition 2017-10-17
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-iqi1502452220549
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