2049-35-BLF,2049-35-BLF pdf中文资料,2049-35-BLF引脚图,2049-35-BLF电路-Datasheet-电子工程世界

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Features

Size: 8 mm diameter, 6 mm length

Low capacitance

High insulation resistance

RoHS compliant*

UL Recognized

Applications

Telecommunications equipment

Industrial equipment/electronics

Consumer electronics

2049 Series

Medium Duty 2-Electrode Gas Discharge Tube

Characteristics

Ro VE LEA

HS RS D

C ION FRE

OM S E

PL AR

IA E

Test Methods per ITU-T K.12 and IEC 61643-311.

Characteristic

DC Sparkover ±30 % @ 100 V/s

Impulse Sparkover

(1)

100 V/µs

1000 V/µs

Characteristic

DC Sparkover ±30 % @ 100 V/s

Impulse Sparkover

(1)

100 V/µs

1000 V/µs

(1)

Model No.

2049-09

90 V

< 500 V

< 600 V

2049-12

120 V

< 500 V

< 700 V

2049-13

130 V

< 500 V

< 700 V

2049-14

145 V

< 500 V

< 700 V

2049-23

230 V

< 500 V

< 700 V

2049-07

75 V

< 500 V

< 600 V

Model No.

2049-25

250 V

< 500 V

< 700 V

2049-30

300 V

< 700 V

< 900 V

2049-35

350 V

< 700 V

< 900 V

2049-40

400 V

< 800 V

< 1000 V

2049-47

470 V

< 900 V

< 1100 V

2049-60

600 V

< 1100 V

< 1300 V

Impulse Sparkover voltage is defined as typical values of distribution.

Insulation Resistance (IR)

(2)

....................................50 / 100 / 250 Vdc ................................................. > 10 GW

Glow Voltage ...........................................................10 mA ..................................................................... ~ 70 V

Arc Voltage ..............................................................1 A .......................................................................... ~ 10 V

Glow-Arc Transition Current .................................................................................................................... < 1 A

Maximum Capacitance ............................................1 MHz ..................................................................... < 1.5 pF

Impulse Discharge Current ......................................20,000 A, 8/20 µs .................................................. 1 operation

15,000 A, 8/20 µs .................................................. 10 operations

Alternating Discharge Current .................................20 A, 50 Hz, 1 sec. ................................................ 1 operation

65 A, Single, 9 cycles ............................................ 1 operation

Impulse Life .............................................................100 A 10/1000 µs .................................................. 500 operations

Operating Temperature............................................................................................................................ -30 to +85 ºC

Storage Temperature ............................................................................................................................... -40 to +150 °C

DC Holdover Voltage

(3)

........................................................................................................................... < 150 ms

Climatic Category (IEC 60068-1)............................................................................................................. 40 / 90 / 21

Notes:

• UL Recognized component, UL File E153537.

• At delivery AQL 0.65, level II DIN ISO 2859.

(2)

DC Breakdown Voltage

75–90 V

120–400 V

470–600 V

DC Breakdown Voltage

75–145 V

230 V

250 V

300–600 V

DC Measuring Voltage

50 V

100 V

250 V

DC Holdover Voltage

52 V

80 V

135 V

150 V

(3)

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Specifications 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 specific applications.

2049 Series

Medium Duty 2-Electrode Gas Discharge Tube

Product Dimensions

2049-XX-B

Model Number Designator

Voltage

07 = 75 V

09 = 90 V

12 = 120 V

13 = 130 V

14 = 145 V

23 = 230 V

25 = 250 V

30 = 300 V

35 = 350 V

40 = 400 V

47 = 470 V

60 = 600 V

How to Order

2049 - xx - B __ LF

MIN.

(.787)

0.8 ± 0.05

(.031 ± .002)

Leads

B = 0.8 mm straight leads

6.0 +0.3/-0.5

(.236 +.001/-.020)

8.0 +0.3/-0.5

(.315 +.001/-.020)

DIMENSIONS:

(INCHES)

Plating

LF = RoHS Compliant Product

Packaging

Blank = Bulk Packaging (Standard) - 100 pcs./tray; 500 pcs./box

T1 = Reelpack (Optional) - 500 pcs./reel

Note: Custom leadforms available - please contact Bourns for

details.

Packaging Specifications

Model 2049-xx-BLF ships standard bulk pack, 100 pieces per tray;

5 trays per box (500 units).

The optional reelpack (-BT1LF) contains 500 pieces per reel. Reel is

330 mm in diameter and 68 mm wide. Two reels per box (1K units).

2049-XX-BT1LF — 0.8 mm (0.032 in.) dia. lead wire

52.4 ± 2.0

(2.05 ± 0.08)

10.0 ± 0.5

(0.4 ± .020)

DIMENSIONS:

(INCHES)

Asia-Pacific:

Tel: +886-2 2562-4117 • Email: asiacus@bourns.com

EMEA:

Tel: +36 88 520 390 • Email: eurocus@bourns.com

The Americas:

Tel: +1-951 781-5500 • Email: americus@bourns.com

www.bourns.com

REV. C 10/16

Specifications 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 specific applications.