RF25CCVTEAR18K [KOA]
暂无描述;
| 型号： | RF25CCVTEAR18K |
| 厂家： | 
KOA SPEER ELECTRONICS, INC. |
| 描述： | 暂无描述 |
| 文件： | 总2页 (文件大小：137K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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EU
/&8
GFBUVSFT
s Fuse within 60 seconds in case
of over-current
s Constant current fusing type
s Fuse at low magnification at 5 times or 10 times
of power rating
s Flame retardant resistors with non-flammable paint
recognized by UL94 V-0
s Marking: Blue body color, fifth color band green for
identification with color code marking
s Products meet EU RoHS requirements
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Dimensions inches (mm)
L
l
Resistive Film
Type
Trimming Line
L
C Max.
D
d (Nominal)
l*
.248 .020
(6.3±±.ꢀ)
.280
(7.1)
.091 .012
(2.3±±.3)
.024
(±.6)
1.18 .118
(3±±3)
ød
RF25CC
* Lead length changes depending on taping and forming type.
Ceramic Core
Marking
Electrode Lead
Cap Wire
Flame Retardant Insulating Coating
D
C
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RF
25
C
C
T52
A
R68
K
Product
Code
Power
Rating
Terminal
Surface Material
Constant Current
Fusing Type
Taping &
Forming
Nominal
Resistance
Resistance
Tolerance
Packaging
25: 0.25W
3 digits
K: 10ꢀ
C:SnCu
T26, T52,
VTP, VTE,
L10A, M10X
A: Ammo
R: Reel
SBUJOHT
Taping & Q’ty/AMMO
(pcs)
Power
Rating
Resistance
Range(ȍ)
(E-24)
Resistance
Tolerance
Fusing Characteristics
Fusing Power
Dielectric
Withstanding
Voltage
Fusing Time
T26A
T52A
2.5W
0.1ȍ
1.25W
0.11ȍꢀ- 0.91ȍꢀ
0.25W
0.1 - 0.91
K: 10ꢀ
60 sec Max.
250V
2,000
2,000
Rated Ambient Temperature: +70°C
Operating Temperature Range: -40°C - +155°C
Rated voltage = ¥Power Rating×Resistance value
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/14/09
KOA Speer Electronics, Incꢀ s ꢁꢂꢂ "OLIVAR $RIVE s "RADFORDꢃ 0! ꢁꢄꢅꢆꢁ s 53! s ꢇꢁꢈꢉꢊꢄꢋꢉꢌꢌꢊꢄ s &AXꢍ ꢇꢁꢈꢉꢊꢄꢋꢉꢇꢇꢇꢊ s WWWꢀKOASPEERꢀCOM
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Derating Curve
100
For resistors operated at an ambient temperature of 70°C or above, a power
rating shall be derated in accordance with derating curve on the left.
80
60
40
20
0
-40 -20
0
20 40 60 80 100 120 140 160
70
155
Ambient Temperature
(°C)
Performance Characteristics
Performance Requirements
$R ꢀ% +0.05ȍ)
Test Items
Test Methods
Limit
Typical
Resistance
Within specified tolerance
—
25°C
Resistance to
Soldering Heat
Humidity
5
5
2.5
2.5
350°C ꢀ0°C, 3.5s 0.5s or 2ꢁ0°C 5°C, ꢀ0s ꢀs
40°C 2°C, ꢂ0ꢃ ꢄ ꢂ5ꢃRH, ꢀ000h ꢅo ꢆoad
Endurance at 70°C
5
2.5
—
70°C 2°C, ꢀ000h
ꢀ.5h Oꢅ/0.5h OFF cycle
The resistor shall be immersed in IPA for 30 sec.
Resistance to Solvent
ꢅo abnormality
in appearance. Marking
shall be easily legible.
Flame retardant
ꢅo evidence of flaming
or selfꢄflaming.
—
Flame test : The test flame shall be applied and removed for
each ꢀ5 sec respectively to repeat the cycle 5 times.
Overload flame retardant:Power corresponding to 2, 4, 8, ꢀꢁ
and 32 times the power rating shall be applied for each ꢀmin.
until disꢄconnection occurs.
Fusing Characteristics
I-R Characteristics
10
100
60
8
Fusing time
RF25CC
0.68ꢀK
6
MAX. 3s
4
30
10
6
2
MAX. 60s
3
0.1
0.2
0.4
0.68
1.0
1.3
Fusing current (A)
(0.68W) (1.15W) (1.53W)
1.5
2.0
Resistance (ꢀ)
(2.72W)
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
ꢀ2/ꢀ4/0ꢂ
KOA Speer Electronics, Incꢀ s ꢁꢂꢂ "OLIVAR $RIVE s "RADFORDꢃ 0! ꢁꢄꢅꢆꢁ s 53! s ꢇꢁꢈꢉꢊꢄꢋꢉꢌꢌꢊꢄ s &AXꢍ ꢇꢁꢈꢉꢊꢄꢋꢉꢇꢇꢇꢊ s WWWꢀKOASPEERꢀCOM
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