2051 Series Datasheet by Bourns Inc.

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Features
Compact size
Low capacitance
Performance stability over life
High insulation resistance
RoHS compliant*
UL Recognized
Applications
MDC / PCI modems
Splitters
Telecom CPE
Datacom
Characteristics
2051 Series Gas Discharge Tube Surge Protector
Test Methods per ITU-T (CCITT) K.12 and IEEE C62.31
Insulation Resistance (IR) ............................... 50 / 100 Vdc ......................................................> 1G Ω
Glow Voltage ................................................... 10 mA................................................................~ 70 V
Arc Voltage ...................................................... 1 A.....................................................................~ 10 V
Glow-Arc Transition Current .......................................................................................................< 1 A
Capacitance..................................................... 1 MHz ...............................................................< 0.5 pF
Impulse Discharge Current.............................. 2000 A, 8/20 μs.................................................10 operations
100 A, 8/20 μs...................................................300 operations
10 A, 10/1000 μs...............................................100 operations
Alternating Discharge Current ......................... 2 A, 50 Hz, 1 sec...............................................10 operations
Operating & Storage Temperature..............................................................................................-40 to +125 °C
Climatic Category (IEC 60068-1)................................................................................................40 / 90 / 21
Moisture Sensitivity Level
ESD Classification (HBM)
...........................................................................................................1
...........................................................................................................6
Notes:
UL Recognized component, UL File E153537.
At delivery AQL 0.65 Level II, DIN ISO 2859.
Bourns recommends reflowing surface mount devices per IPC/JEDEC J-STD-020 rev D.
Characteristic Model No.
2051-09 2051-15 2051-20 2051-23 2051-30
DC Sparkover @ 100 V/s 90 V ±30 % 150 V ±30 % 200 V ±25 % 230 V ±25 % 300 V ±25 %
Impulse Sparkover (1)
100V/μs
1000V/μs
<500 V
<600 V
<500 V
<600 V
<500 V
<650 V
<500 V
<650 V
<600 V
<750 V
Bourns® 2051 Series micro surface mount, 2-electrode GDT surge protection device is designed to meet board level protection requirements
with reduced space requirements. The 2051 Series is ideal for high-speed/high-bandwidth applications with a typical capacitance of 0.4 pF.
The 2051 Series product dimensions are 2.7 x 3.2 x 4.5 mm.
*RoHS COMPLIANT
Characteristic Model No.
2051-35 2051-40 2051-42 2051-47 2051-60
DC Sparkover @ 100 V/s 350 V ±25 % 400 V ±25 % 420 V ±25 % 470 V ±25 % 600 V ±25 %
Impulse Sparkover
Impulse Sparkover voltage is defined as typical values of distribution.
(1)
100V/μs
1000V/μs
<650 V
<800 V
<750 V
<900 V
<750 V
<900 V
<800 V
<950 V
<950 V
<1100 V
(1)
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
BOURNS' 7“ F
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
2051 Series Gas Discharge Tube Surge Protector
Product Dimensions
Packaging Specifications How to Order
2051 - xx - SM - RP LF
Model Number Designator
Voltage (Divided by 10)
09 = 90 V 35 = 350 V
15 = 150 V 40 = 400 V
20 = 200 V 42 = 420 V
23 = 230 V 47 = 470 V
30 = 300 V 60 = 600 V
Surface Mount
Packaging
RP = Reelpack (2,500 pieces per reel)
RoHS Compliancy
LF = RoHS Compliant Product
Recommended Pad Layout
The Model 2051-xx-SM ships standard reelpack (-RP),
2500 pieces per reel. Reel is 330 mm in diameter and 14 mm
wide.
REV. E 09/19
4.5 ± 0.3
(0.177 ± 0.012)
3.2 ± 0.3
(0.126 ± 0.012)
0.5 ± 0.1
(0.020 ± 0.004)
2.7 ± 0.3
(0.106 ± 0.012)
3.0
(0.118)
4.2
(0.165)
1.5
(0.059)
DIMENSIONS: MM
(INCHES)
1.55 ± 0.05
(0.061 ± 0.002)
4.0 ± 0.1
(0.157 ± 0.004)
0.4 ± 0.1
(0.016 ± 0.004)
12.0 ± 0.3
(0.472 ± 0.012)
1.75 ± 0.1
(0.069 ± 0.004)
DIA.
5.45 ± 0.1
(0.215 ± 0.004)
3.1 ± 0.1
(0.122 ± 0.004)
8.0 ± 0.1
(0.315 ± 0.004)
330
(12.992)
DIA. 1.5
(0.059)
MIN.
TYP.
TYP.
100.0
(3.937)
14.0
(0.551)
Tel: +886-2 2562-4117
Email: asiacus@bourns.com
Europe:
Tel: +36 88 885 877
Email: eurocus@bourns.com
The Americas:
Asia-Pacific:
Tel: +1-951 781-5500
Email: americus@bourns.com
www.bourns.com
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This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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GDT 200V 2KA 2 POLE SMD
GDT 150V 2KA 2 POLE SMD
GDT 200V 2KA 2 POLE SMD
GDT 230V 2KA 2 POLE SMD
GDT 300V 2KA 2 POLE SMD
GDT 400V 2KA 2 POLE SMD
GDT 470V 2KA 2 POLE SMD
GDT 600V 2KA 2 POLE SMD