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LM20

Description
Electric Fuse, Normal Blow, 2A, 48VAC, 48VDC, 50A (IR), Through Hole, ROHS COMPLIANT
CategoryCircuit protection    Circuit protection   
File Size310KB,1 Pages
ManufacturerDaito Communication Apparatus Co., Ltd.
Environmental Compliance
Download Datasheet Parametric View All

LM20 Overview

Electric Fuse, Normal Blow, 2A, 48VAC, 48VDC, 50A (IR), Through Hole, ROHS COMPLIANT

LM20 Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerDaito Communication Apparatus Co., Ltd.
package instructionROHS COMPLIANT
Reach Compliance Codeunknown
ECCN codeEAR99
Other featuresPRE ARCING TIME: OPEN WITHIN 5 SEC AT 200% 2 A
Fusing characteristicsNORMAL
body width4 mm
body height8 mm
Body length or diameter10 mm
Circuit protection typeELECTRIC FUSE
Joule integral nominal1 J
Manufacturer's serial numberLM
Installation featuresTHROUGH HOLE
Maximum operating temperature60 °C
Minimum operating temperature-20 °C
method of packingTUBE
physical size10mm x 4mm x 8mm
Rated breaking capacity50 A
Rated current2 A
Rated voltage (AC)48 V
Rated voltage (DC)48 V
GuidelineCSA; TUV; UL
surface mountNO
Terminal shapePIN WIRE

LM20 Preview

マイクロヒューズ
Micro
fuses / Radial fuses
Normal blow
½造年月コードの説明 Descriptions on date of manufacture codes
例:96(年・月) Example: 96 (Year/Month)
LM
Technical Data
ヒューズ
Fuse
年:1999年 西暦の末尾 Year: 1999, The last digit of the year
月:1∼9 10月:X、11月:Y、12月:Z Month: 1 to 9 Oct: X, Nov: Y, Dec: Z
品名略号表示
Indicates abbreviated product code
(LM)
½造者名略号表示
Indicates abbreviated manufacturing site code
(大)
½造年月コー
ド表示
Indicates year/month of manufacture code
定格電流表示
Rated current
RoHS対応品の見分け方
½造年月コー
ドの前に ・ が
「 」
ついている
もの
How to distinguish if
RoHS is addressed
The product indicating ・
“”
before the date of
manufacture code
安全規格:UL file # E59783
Standard for Safety:UL file # E59783
CCC規格についてはお問合せ下さい
CCC Standard for Safety please contact us
10±0.4
4±0.4
公称値
Nominal Value
品名
Cat. No.
定格電流
Rated Current
0.3A
0.5A
1A
1.3A
1.6A
2A
3.2A
4A
5A
AC/DC 48V
50A
定格遮断容量 ヒューズ抵抗値
※ 1
Breaking Capacity
Typ. Resistance
※ 1
0.4 Ω
0.25 Ω
0.17 Ω
0.12 Ω
93m Ω
65m Ω
35m Ω
27m Ω
21m Ω
溶断I
2
t
※2
Joule Integral
※2
0.023A
2
½s
0.07A
2
½s
0.2A
2
½s
0.4A
2
½s
0.66A
2
½s
1.2A
2
½s
4A
2
½s
7A
2
½s
10A
2
½s
8±0.4
LM03
0.5
Alarm fuses / Indicating fuses
● 外½寸法・重量
  Physical Size・Net Weight
  10×4×8mm 0.4g
● 色 Color
  黒色/内部可視タイプ
  Black or transparent body type
● 包装 Package
  100個/スティック 100pcs/stick
● ½用温度範囲
  Range of ambient temperature
  −20℃∼60℃
● 保存温度
  Storage temperature
  −40℃∼85℃
LM05
0.7
LM10
0.4
0.7
5.08
6.1
4
LM13
LM16
LM20
LM32
LM40
5.08
2-φ1
プリ ト基板実装穴寸法図
(公差±0.1)
Mounting hole dimensions
for PCB
(tolerance:±0.1mm)
通電容量
Carrying Capacity
溶断規格
Clearing Time
150% 10 分以内
(LM03½05 適用外)
200% 5 秒以内
150% within 10 minutes
(Except LM03½05)
200% within 5 seconds
LM50
DC fuses / Fuse for DC circuit
100%
※1:コールド時(定格電流の10%以下にて測定)
at 10% max. rated current
※2:溶断I
2
t値は、I
2
t特性の10msの値です。
Joule Integral is the value of 10ms of I
2
t-t characteristics.
☆透明品をご注文の際は、末尾に * を付与してください。
 Please designate LM 」 for the transparent body type.
「 *
■ 溶断特性 Time / Current Characteristics
■ I
2
t-t 特性 I
2
t-t Characteristics
10
4
Micro fuses / Radial fuses
10
3
LM50
LM40
LM32
10
溶断時間 t (s) Clearing time in second
3
Cat. No.
1
2
3
4
5
6
7
8
9
LM03
LM05
LM10
LM13
LM16
LM20
LM32
LM40
LM50
10
ジュール積分 I
2
t (A
2
・s) Joule integral
2
LM20
LM16
LM13
10
2
10
LM10
LM05
LM03
SMT fuses / Chip fuses
10
室温 Room temperature 20℃
1
Tubular fuses / Cartridge fuses
1
10
−1
10
−1
10
−2
½
SPD
10
−2 −1
10
1
10
10
2
10
3
10
−3 −2
10
10
−1
1
10
Plugs Jacks
溶断電流 (A) Current in ampere
溶断時間 t (s) Clearing time in second
80
■カタログの記載内容は予告なく変更することがありますので、ご注文に際してはご確認ください。
■ Information in this catalog is subject to change without notice. Please confirm product information when ordering.
〒 153-8671 東京½目黒区下目黒 2-17-7 Tel:03-3495-6711 Fax:03-3495-5722
17-7, Shimomeguro 2-chome, Meguro-ku, Tokyo 153-8671 Japan
Web http://www.daitotusin.co.jp/  E-mail sales@daitotusin.co.jp
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