参数资料
| 型号： | 2047-9-ALF |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | GAS DISCHARGE TUBE 90V |
| 标准包装： | 100 |
| 系列： | 2047 |
| 电压 - DC 击穿（标称值）： | 90V |
| 脉冲放电电流 (8/20us)： | 40kA |
| 容差： | ±20% |
| 极数： | 2 |
| 故障短路： | 无 |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 圆柱形无引线 |
| 包装： | 散装 |
| 电流 - AC 放电（标称值）： | 20A |
Features
■ Size: 12.7 mm diameter, 12.7 mm length
■ Long service life
■ High surge current rated
■ Low capacitance and insertion loss
■ Tube with contact terminals available
■ RoHS compliant* versions available
Applications
■ Telecommunications equipment
■ Industrial equipment/electronics
■
UL Recognized
2047 Series High Current 2-Electrode Gas Discharge Tube
Characteristics
Test Methods per ITU-T (CCITT) K.12, IEEE C62.31
Characteristic
DC Sparkover ±20 % @ 100 V/s
(±25 % @ 100 V/s After Life)
2047-09
90 V
Model No.
2047-15
150 V
2047-23
230 V
2047-35
350 V
Impulse Sparkover
100 V/μs Typical / For 99 % of Values
1000 V/μs Typical / For 99 % of Values
350 / 450 V
600 / 650 V
350 / 450 V
550 / 600 V
450 / 500 V
600 / 650 V
475 / 550 V
725 / 800 V
Impulse values are estimated and typical; not maximum.
Insulation Resistance (IR) .......................................50 V / 100 V .......................................................... > 10 9 Ω
Glow Voltage ...........................................................10 mA ..................................................................... ~ 80 V
Arc Voltage ..............................................................@ 2 A...................................................................... ~ 12 V
Glow-Arc Transition Current .................................................................................................................... < 1 A
Capacitance.............................................................1 MHz ..................................................................... < 5 pF
Impulse Discharge Current ......................................> 40,000 A, 8/20 μs ............................................... > 10 operations
> 4,000 A, 10/350 μs ............................................. > 10 operations
> 8,000 A, 10/350 μs .............................................. > 1 operation
Impulse Life .............................................................> 1,000 A 10/1000 μs ............................................ > 1000 operations
Alternating Discharge Current .................................> 20 A, 1 sec. ........................................................ > 20 operations
> 40 A, 1 sec. ........................................................ 1 operation min.
> 200 A, 11 cycles ................................................. 1 operation min.
Operating and Storage Temperature, ......................................................................................................
Climatic Category (IEC 60068-1).............................................................................................................
Notes:
? At delivery AQL 0.65, level II DIN ISO 2859
? UL Recognized component, UL File E153537.
-40 to +90 oC
40/90/21
How to Order
2047 - xx - X __ LF
Typical Part Marking
MANUFACTURER'S
Model Number Designator
Voltage (Divided by 10)
09 = 90 V 23 = 230 V
15 = 150 V 35 = 350 V
Contact Terminals
A = None
B = Optional
TRADEMARK
BOURNS
2047-XX XXXX
PART
IDENTIFICATION
DATE CODE
(FIRST TWO DIGITS = MONTH;
NEXT TWO DIGITS = YEAR)
VOLTAGE
Packaging
Blank = Bulk Packaging (Standard) - 50 pcs. per box
Plating Option
Blank = Standard Product - Tin/Lead Plating
LF = RoHS Compliant Product - Sn Plating
Ni = RoHS Compliant Product - Nickel Plating
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their speci?c applications.
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