LFF1/8CTTA7681F datasheet, PDF

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LFF1/8CTTA7681F: DescriptionFixed Resistor, Metal Film, 0.125W, 7680ohm, 200V, 1% +/-Tol, 50ppm/Cel, Through Hole Mount, RADIAL LEADED, LEAD FREE; CategoryPassive components The resistor; File Size151KB，2 Pages; ManufacturerKOA Speer; Websitehttp://www.koaspeer.com/; Environmental Compliance

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LFF1/8CTTA7681F Overview

Fixed Resistor, Metal Film, 0.125W, 7680ohm, 200V, 1% +/-Tol, 50ppm/Cel, Through Hole Mount, RADIAL LEADED, LEAD FREE

LFF1/8CTTA7681F Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	KOA Speer
package instruction	,
Reach Compliance Code	compli
ECCN code	EAR99
Other features	PRECISION, FLAME PROOF
JESD-609 code	e3
Manufacturer's serial number	LFF
Installation features	THROUGH HOLE MOUNT
Number of terminals	2
Maximum operating temperature	155 °C
Minimum operating temperature	-55 °C
Package shape	TUBULAR PACKAGE
method of packing	AMMO PACK
Rated power dissipation(P)	0.125 W
Rated temperature	70 °C
resistance	7680 Ω
Resistor type	FIXED RESISTOR
surface mount	NO
technology	METAL FILM
Temperature Coefficient	50 ppm/°C
Terminal surface	Matte Tin (Sn)
Terminal shape	FLAT
Tolerance	1%
Operating Voltage	200 V

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PRECISION TYPE

LFF

抵抗器

Resistors

絶縁塗装½金属皮膜抵抗器

Insulation-Coated Metal Film Resistors

難燃性塗装½金属皮膜抵抗器

Flame Retardant Coated Metal Film Resistors

■構造図 Construction

①

②

③

④

⑤

⑦

⑥

① 絶縁塗装

② 表示

③ トリミングライン

④ セラミック

Insulation coating

Marking

Trimming line

Ceramic core

⑤ 電極キャップ

⑥ 端子

⑦ 抵抗皮膜

Electrode cap

Terminal

Resistive film

外装色：青 Coating color：Blue

表示：カラードッド Marking：Color dot

■外½寸法 Dimensions

½ 名

Type

LF1/8

LF1/4

LF1/4L

LF1/2

LFF1/8

LFF1/4

L Max.

5.00

7.5

9.60

5.00

7.25

2.54

2.5

D Max.

寸法 Dimensions

（mm）

2.54±0.2

5.08±0.2

7.62±0.3

2.54±0.2

5.08±0.2

0.5

5.50

5.08

6.0±1.0

3.0±0.5

5.5±0.5

3.0±1.0

5.0±1.0

0.30

0.25

Weight

（g）

（1000pcs）

116

140

116

■特長 Features

L½で端子間ピッチ2.54mm、5.08mm、7.62mmで高

密度実装が可½です。

●

高さ5.5mm以下のため機器のコンパク

ト化に½適です。

●

L-shaped, 2.54mm, 5.08mm and 7.62mm pitches

between terminals make a high density mounting

available.

●

Optimal for compacting equipment due to its height

of 5.5mm or under.

●

■参考規格 Reference Standard

JIS C 5201-1

■品名構成 Type Designation

例 Example

Old Type

New Type

品種

Product

Code

LF:金属皮膜

LF:Metal film

LFF:難燃性塗装

LFF:Flame retardant

coating

1/4

定格電力

Power

Rating

1/8:0.125W

1/4:0.25W

1/4L:0.25W

1/2:0.5W

二次加工

Taping

空欄 : バルク

Nil : Bulk

T : テーピング

（1/8W, 1/4W）

T : Taping

（1/8W, 1/4W）

包装

Packaging

10kΩ

1002

公称抵抗値

Nominal

Resistance

抵抗値許容差

Resistance

Tolerance

F : ±1%

G : ±2%

J : ±5%

抵抗温度係数端子表面材質

T.C.R.

Terminal

（×10

−6

/K） Surface Material

C : ±50

D : ±100

L : ±200

T : Sn

L:Sn/Pb

F : 4 digits

空欄 : バルク

G,J : 3 digits

Nil : Bulk

A : アモパック

（1/8W, 1/4W）

A : AMMO

（1/8W, 1/4W）

端子表面材質は鉛フリーめっき品が標準となります。

テーピングの詳細については巻末のAPPENDIX Cを参照して下さい。

For further information on taping, please refer to APPENDIX C on the back pages.

■定格 Ratings

½ 名

Type

LF1/8

LF1/4

LF1/4L

LF1/2

定格電力

Power Rating

0.125W

0.25W

0.5W

抵抗温度係数

T.C.R.

（×10

−6

/K）

C : ±50

D : ±100

L : ±200

C : ±50

D : ±100

C : ±50

D : ±100

抵抗温度係数

T.C.R.

（×10

−6

/K）

C : ±50

D : ±100

C : ±50

D : ±100

抵抗値範囲 Resistance Range

（Ω）最高½用電圧

F:±1％

G:±2％

Max. Working

E24・E96

E24

Voltage

20∼511k

20∼510k

10∼19.6

10∼18

200V

4.7∼9.76

4.7∼9.1

20∼1M

250V

10∼19.6

10∼18

20∼1M

350V

10∼19.6

10∼18

抵抗値範囲 Resistance Range

（Ω）最高½用電圧

G:±2％, J:±5％ Max. Working

F:±1％

E96

E24

Voltage

10∼100k

200V

250V

最高過負荷電圧

Max. Overload

Voltage

400V

2,000

500V

700V

最高過負荷電圧

Max. Overload

Voltage

400V

＋70℃

500V

−55℃∼＋155℃

2,000

定格周囲温度

Rated Ambient

Temp.

＋70℃

−55℃∼＋150℃

−

½用温度範囲テーピングと包装数

Operating Temp. Taping & Q’

ty/AMMO

Range

（pcs）

定格周囲温度

Rated Ambient

Temp.

½用温度範囲テーピングと包装数

Operating Temp. Taping & Q’

ty/AMMO

Range

（pcs）

½ 名

Type

LFF1/8

LFF1/4

定格電力

Power Rating

0.125W

0.25W

￣￣￣￣￣￣￣￣￣

定格電圧は

√

定格電力×公称抵抗値による算出値、又は表中の最高½用電圧のいずれか小さい値が定格電圧となります。

￣￣￣￣￣￣￣￣￣￣￣￣

Rated voltage＝

√

Power Rating ×Resistance Value or Max. working voltage, whichever is lower.

本カタログに掲載の仕様は予告なく変更する場合があります。御注文及び御½用前に、納入仕様書などで内容を御確認下さい。

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

www.koanet.co.jp

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