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LF1/4CTTA2002F

Metal Film Resistors - Through Hole 1/4 WATT 20K OHM 1%

器件类别：无源元件   

厂商名称：KOA Speer

厂商官网：http://www.koaspeer.com/

器件标准：

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参数 预览 参数对比
器件参数
参数名称
属性值
Product Attribute
Attribute Value
制造商
Manufacturer
KOA Speer
产品种类
Product Category
Metal Film Resistors - Through Hole
RoHS
Details
电阻
Resistance
20 kOhms
功率额定值
Power Rating
250 mW (1/4 W)
容差
Tolerance
1 %
温度系数
Temperature Coefficient
50 PPM / C
最小工作温度
Minimum Operating Temperature
- 55 C
最大工作温度
Maximum Operating Temperature
+ 150 C
电压额定值
Voltage Rating
250 V
直径
Diameter
2.5 mm
长度
Length
7.5 mm
端接类型
Termination Style
Radial
系列
Packaging
Cut Tape
系列
Packaging
Reel
产品
Product
Metal Film Resistors General Purpose
技术
Technology
Metal Film
宽度
Width
2.5 mm
安装风格
Mounting Style
PCB Mount
工厂包装数量
Factory Pack Quantity
2000
文档预览
radial metal film leaded resistors
EU
features
•
Lead frame construction
•
High density assembly and excellent self-standing strength
•
Marking: Blue body color with color dot marking
for resistance and tolerance values
•
Products with lead-free terminations meet EU RoHS
requirements. EU RoHS regulation is not intended for
Pb-glass contained in electrode, resistor element and glass.
•
LFF has a flame retardant coating
(Equivalent to UL91 V-O)
dimensions and construction
L
Trimming Line
Ceramic Core
D
Type
LF1/8
h
L (max.)
.197
(5.0)
.295
(7.5)
.378
(9.6)
.285
(7.25)
Dimensions
inches
(mm)
D (max.)
P
H
.100±.008 .236±.039
(2.54±0.2) (6.0±1.0)
.098
(2.5)
.200±.008
(5.08±0.2)
.300±.012
(7.62±0.3)
.100
(2.54)
.118±.020
(3.0±0.5)
.217±.020
(5.5±0.5)
h (max.)
.200
(5.08)
t
.010
(0.25)
LF1/4
LF1/4L
Marking
t
Resistive Electrode
Film
Cap
Lead
Terminal
H
.02
(0.5)
LF1/2
LFF1/4
RK26B2E
Insulation
Coating
P
.217
(5.5)
.012
(0.3)
.200±.012 .197±.039
(5.08±0.3) (5.0±1.0)
ordering information - LF, LFF
New Part #
LF
Product
Code
LF
LFF
1/4
Power
Rating
1/8: 0.125W
1/4: 0.25W
1/4L: 0.25W
1/2: 0.5W
C
T.C.R.
(ppm/°C)
C: ±50
D: ±100
L: ±200
T
Termination
Surface Material
T: Sn
T
Taping
T: Taping
(1/8W,
1/4W only)
Blank: Bulk
A
Packaging
Ammo
(1/8, 1/4
only)
1000
Nominal
Resistance
±2%, ±5%:
2 significant figures
+ 1 multiplier
“R” indicates decimal
on value <10Ω
±0.5%, ±1%:
3 significant figures
+ 1 multiplier
“R” indicates decimal
on value <100Ω
D
Resistance
Tolerance
D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
For 1/4L, only bulk type is available.
ordering information - RK26
New Part #
RK26
Product
Code
RK26
B
T.C.R.
(ppm/°C)
B: ±350
2E
Power
Rating
2E: 0.25W
T
Termination
Material
T: Sn
T
Taping
T: Taping
Blank: Bulk
A
Packaging
Ammo
1003
Nominal
Resistance
±2%, ±5%: 2 significant
figures + 1 multiplier
“R” indicates decimal
on value <10Ω
±0.5%, ±1%: 3 significant
figures + 1 multiplier
“R” indicates decimal
on value <100Ω
F
Tolerance
F: ±1%
G: ±2%
J: ±5%
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/06/15
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
161
resistors
LF
,
LFF
,
RK26
LF
,
LFF
,
RK26
radial metal film leaded resistors
applications and ratings
Part
Designation
Power
Rating
T.C.R.
(ppm/°C)
Max.
C: ±50
LF1/8
0.125W
D: ±100
L: ±200
C: ±50
LF1/4
LF1/4L
0.25W
D: ±100
L: ±200
C: ±50
LF1/2
0.5W
D: ±100
L: ±200
LFF1/4
RK26B2E
0.25W
0.25W
C: ±50
D: ±100
B: ±350
—
—
10 - 100k
10 - 100k
—
250V
500V
500V
700V
-55°C
to
+155°C
10 - 1M
10 - 1M
1 - 1M
1 - 1M
350V
700V
10 - 1M
10 - 1M
1 - 1M
1 - 1M
250V
500V
+70°C
-55°C
to
+150°C
45.3 - 562k
4.7 - 1M
1 - 1M
1 - 1M
200V
400V
Resistance Range (Ω)
D±0.5%
F±1%
E-96
E-24,E-96
G±2%
E-24
J±5%
E-24
Absolute
Maximum
Working
Voltage
Absolute
Maximum
Overload
Voltage
Operating
Rated
Temperature
Ambient
Range
Temperature
% Rated Power
resistors
100K - 22M 100K - 33M 100K - 33M
environmental applications
Derating Curve
100
80
60
LFF, RK26
40
20
0
-60 -40 -20
-55
LF
0
80 100 120 140 160
150 155
70
Ambient Temperature
(°C)
20
40
60
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload (Short Time)
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
Endurance @ 70°C
Requirement
∆
R ±(% + 0.05Ω)
Within specified tolerance
Within specified T.C.R.
LF, LFF: ±0.5%, RK26: ±1%
LF: ±0.25%, LFF: ±0.5%, RK26: ±1%
LF, LFF: ±0.5%
RK26: ±1%
LF: ±1%, LFF: ±2%, RK26: ±5%
LF: ±1%, LFF: ±2%, RK26: ±5%
Test Method
25°C
+25°C/+125°C
Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is less
260°C ± 5°C, 10 seconds ± 1 second or 350°C ± 10°C, 3.5 seconds ± 0.5 second
LF: -55°C (30 minutes)/+25°C (10 minutes), +150°C (30 minutes)/+25°C
(10 minutes), 5 cycles; LFF, RK26: -55°C (30 minutes)/+25°C (10 minutes),
+155°C (30 minutes)/+25°C (10 minutes), 5 cycles
40°C ±2°C, 90-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
70°C ±3°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
2/20/17
162
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
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参数对比
与LF1/4CTTA2002F相近的元器件有：LF1-4CLTA1200F、LF1-8CTTA3000F、LF1-8DTTA1050F、LF1/4CLTA2202F、LF1/4CLTA1503F、LF1/4CTTA3300F、LF1/4CLTA3902F、LF1/4CLTA1002F、LF1/4CLTA4702F。描述及对比如下：
型号 LF1/4CTTA2002F LF1-4CLTA1200F LF1-8CTTA3000F LF1-8DTTA1050F LF1/4CLTA2202F LF1/4CLTA1503F LF1/4CTTA3300F LF1/4CLTA3902F LF1/4CLTA1002F LF1/4CLTA4702F
描述 Metal Film Resistors - Through Hole 1/4 WATT 20K OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 120 OHM 1% Metal Film Resistors - Through Hole 1/8 WATT 300 OHM 1% Metal Film Resistors - Through Hole 1/8 WATT 105 OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 22K OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 150K OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 330 OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 39K OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 10K OHM 1% Metal Film Resistors - Through Hole 1/4 WATT 47K OHM 1%
Product Attribute Attribute Value Attribute Value Attribute Value Attribute Value - Attribute Value Attribute Value Attribute Value Attribute Value Attribute Value
制造商
Manufacturer		 KOA Speer KOA Speer KOA Speer KOA Speer - KOA Speer KOA Speer KOA Speer KOA Speer KOA Speer
产品种类
Product Category		 Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole - Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole Metal Film Resistors - Through Hole
RoHS Details N Details N - N Details N N N
电阻
Resistance		 20 kOhms 120 Ohms 300 Ohms 105 Ohms - 150 kOhms 330 Ohms 39 kOhms 10 kOhms 47 kOhms
功率额定值
Power Rating		 250 mW (1/4 W) 250 mW (1/4 W) 125 mW (1/8 W) 125 mW (1/8 W) - 250 mW (1/4 W) 250 mW (1/4 W) 250 mW (1/4 W) 250 mW (1/4 W) 250 mW (1/4 W)
容差
Tolerance		 1 % 1 % 1 % 1 % - 1 % 1 % 1 % 1 % 1 %
温度系数
Temperature Coefficient		 50 PPM / C 50 PPM / C 50 PPM / C 100 PPM / C - 50 PPM / C 50 PPM / C 50 PPM / C 50 PPM / C 50 PPM / C
最小工作温度
Minimum Operating Temperature		 - 55 C - 55 C - 55 C - - - 55 C - 55 C - 55 C - 55 C - 55 C
最大工作温度
Maximum Operating Temperature		 + 150 C + 150 C + 150 C - - + 150 C + 150 C + 150 C + 150 C + 150 C
直径
Diameter		 2.5 mm 2.5 mm 2.5 mm 2.5 mm - 2.5 mm 2.5 mm 2.5 mm 2.5 mm 2.5 mm
长度
Length		 7.5 mm 7.5 mm 5 mm 5 mm - 7.5 mm 7.5 mm 7.5 mm 7.5 mm 7.5 mm
端接类型
Termination Style		 Radial Radial Radial Radial - Radial Radial Radial Radial Radial
系列
Packaging		 Reel Reel Reel Ammo Pack - Reel Reel Reel Reel Reel
产品
Product		 Metal Film Resistors General Purpose Metal Film Resistors General Purpose Metal Film Resistors General Purpose Metal Film Resistors General Purpose - Metal Film Resistors General Purpose Metal Film Resistors General Purpose Metal Film Resistors General Purpose Metal Film Resistors General Purpose Metal Film Resistors General Purpose
技术
Technology		 Metal Film - - - - Metal Film Metal Film Metal Film Metal Film Metal Film
安装风格
Mounting Style		 PCB Mount - - - - PCB Mount PCB Mount PCB Mount PCB Mount PCB Mount
工厂包装数量
Factory Pack Quantity		 2000 2000 2000 2000 - 2000 2000 2000 2000 2000
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