Surge Current Chip Resistor
Hokuriku Electric Industry Co.,Ltd
【Model Number】
SCR**
【Features】
■Excellent Surge Durability
One Pulse Limit Characteristics is 2-times higher than normal type.
■Compared to normal type,
rated power is higher.
■
Resistance tolerance of ±0.5%
is available.
■Reflow, Flow solderings are applicable.
■Europe RoHS compliant product.
【Dimensions】
(Unit: mm)
Model No.
SCR16
SCR20
SCR32
SCR35
SCR50
SCR64
L
1.60±0.15
W
t
c
0.25±0.20
0.40±0.20
0.50±0.20
0.50±0.20
0.60±0.25
0.60±0.25
d
0.25±0.20
0.40±0.20
0.50±0.20
0.50±0.20
0.60±0.25
0.60±0.25
0.80 +0.20/-0.10 0.50 +0.15/-0.05
2.00 +0.20/-0.10 1.25 +0.20/-0.10 0.50 +0.15/-0.05
3.20 +0.10/-0.15 1.60 +0.10/-0.15 0.55 +0.15/-0.05
3.20 +0.10/-0.15 2.60 +0.10/-0.15 0.55 +0.15/-0.05
5.00±0.15
6.30±0.15
2.50±0.15
3.20±0.15
0.56±0.15
0.56±0.15
【Designation】
ＳCR１６
①
-
１０３
②
Ｊ
③
Ｖ
④
③Resistance Tolerance
Symbol
Tolerance
Ｄ
±0.5％
Ｆ
±1.0％
J
±5.0％
③Packing Form
Symbol
Form
V
Paper tape
Emboss tape
Ｅ
B
Bulk
①Model No.
Model No.
Size
SCR16
1608
SCR20
2012
SCR32
3216
SCR35
3225
SCR50
5025
SCR64
6432
②Resistance Value
Marking
Resistance
103
10KΩ
103＝10×10
３
＝10,000Ω＝10KΩ
【Specification】
Model No.
SCR16
SCR20
SCR32
SCR35
SCR50
SCR64
Rated power (W)
at 70℃
Tolerance
D (±0.5%)
F (±1.0%)
J (±5.0%)
D (±0.5%)
F (±1.0%)
J (±5.0%)
D (±0.5%)
F (±1.0%)
J (±5.0%)
D (±0.5%)
F (±1.0%)
J (±5.0%)
D (±0.5%)
F (±1.0%)
J (±5.0%)
F (±1.0%)
J (±5.0%)
Range (Ω)
10½1M
10½1M
10½1M
10½1M
10½1M
10½1M
10½1M
10½1M
10½1M
10½1M
10½1M
TCR (ppm/℃)
±100
±200
±100
±200
±100
±200
±100
±200
±100
±200
±300
Max.Working Voltage
Max.Overload Voltage
0.20
0.25
0.33
0.50
0.75
1.00
50V
150V
100V
200V
200V
400V
* Operating temperature range : -55½+155 ℃
* Design・specification are subject to change without prior notice. Please check before purchase and use.
HOKURIKU
Hokuriku Electric Industry Co.,Ltd
【Structure】
No.
1
2
3
4
5
6
7
8
9
10
Element Name
Ceramic substrate
Bottom electrode
Top electrode
Resistive element
Protective coat Ⅰ
Protective coat Ⅱ
Marking
Side electrode
Ni plating
Sn plating
7
6
5
8
3
9
1
10
2
4
【Power derating curve】
70℃
■ When used at ambient temperature of 70℃ or above, power rating must be derated in accordance with
the derating curve. below.
SCR
100
80
60
40
20
0
-55
0
70
155
Power rating (%)
Ambient temperature (℃)
【Surface temperature rise】
■ As for relation between rated power ratio ans surface temperature rise, refer to the below.
resin（t=1.6mm）
1.6mm
Condition: Measured with solder on glass fiber laminate epoxy resin（t=1.6mm）.
SCR
200
180
160
140
120
100
80
60
40
20
0
0
50
100
150
200
Surface temperature （℃）
SCR64
SCR50
SCR35
SCR32
SCR20
SCR16
Power rating （%）
【Pulse-proof characteristic】
One-pulse limiting electric power (W)
SCR
10000
SCR64
SCR50
SCR35
SCR32
SCR20
SCR16
1000
100
10
1
0.1
1
10
100
1000
Pulse duration (ms)
※Design・specification are subject to change without prior notice. Please check before purchase and use.
HOKURIKU
FPGA/CPLD
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