参数资料
型号: Y1121500R000T9R
厂商: Vishay Foil Resistors (Division of Vishay Precision Group)
文件页数: 3/5页
文件大小: 0K
描述: RES 500 OHM .25W .01% FOIL SMD
产品培训模块: Bulk Foil Resistors
产品目录绘图: SMR1D, SMR3D Side
SMR1D, SMR3D Bottom
SMR1D, SMR3D End
标准包装: 1
系列: SMR1D
电阻(欧姆): 500
功率(瓦特): 0.25W,1/4W
复合体: 金属箔
特点: 非电感
温度系数: ±2ppm/°C
容差: ±0.01%
封装/外壳: 2412 (6231 公制),J 形引线
尺寸/尺寸: 0.236" L x 0.126" W(5.99mm x 3.20mm)
高度: 0.110"(2.79mm)
端子数: 2
包装: 标准包装
产品目录页面: 2277 (CN2011-ZH PDF)
其它名称: Y1121-500DKR
SMR1D/SMR3D
Vishay Foil Resistors
FIGURE 2 - DIMENSIONS in inches (millimeters)
Side View
L
TH Minim u m
V ALUE (5 DIGITS)
V
Top View
100R0T
(DATE CODE)
-
TOLERA N CE
Stand Off
W
P
P
End View
H
LEAD (P b )-FREE I N DICATOR
Bottom View
T W
MODEL
SMR1D
SMR3D
L
0.236 ± 0.012
(5.99 ± 0.30)
0.287 ± 0.012
(7.29 ± 0.30)
W
0.126 ± 0.012
(3.20 ± 0.30)
0.170 ± 0.012
(4.32 ± 0.30)
H
0.098 ± 0.012
(2.49 ± 0.30)
0.110 ± 0.012
(2.79 ± 0.30)
P
0.051 ± 0.012
(1.30 ± 0.30)
0.051 ± 0.012
(1.30 ± 0.30)
TW
0.087 ± 0.004
(2.21 ± 0.10)
0.095 ± 0.004
(2.41 ± 0.10)
TH (minimum)
0.039
(0.99)
0.039
(0.99)
FIGURE 3 - RECOMMENDED MOUNTING PAD GEOMETRIES in inches (millimeters)
Reflow Solder Pads
D
B
C
E
A
MODEL
SMR1D
SMR3D
METHOD
Reflow
Reflow
A
MIN.
0.110
(2.79)
0.118
(3.00)
B
REF
0.106
(2.69)
0.106
(2.69)
C
REF
0.124
(3.15)
0.175
(4.45)
D
± 0.04 (± 1.02)
0.337
(8.55)
0.388
(9.86)
E
REF
0.050
(1.27)
0.050
(1.27)
Per IPC-SM-782 Rev. A
FIGURE 4 - TRIMMING TO VALUES
(conceptual illustration)
FIGURE 5 - TYPICAL TCR CURVE
(for more details, see table 2)
+ 150
+ 100
Interloop Capacitance
Red u ction in Series
C u rrent Path
Before Trimming
Δ R
R
+ 50
0
M u t u al Ind u ctance
Red u ction d u e
to Change in
C u rrent Direction
C u rrent Path
After Trimming
Trimming Process
Remo v es this Material
from Shorting Strip Area
Changing C u rrent Path
and Increasing
Resistance
(ppm)
- 50
- 100
- 150
- 200
± 2 ppm/°C
(+ 25 °C Reference)
- 50
- 25
0
+ 25
+ 50
+ 75
+ 100
+ 125
NOTE: Foil sho w n in b lack, etched spaces in w hite
- 55
Ambient Temperature (°C)
Note: The TCR values for < 80 ? are influenced by the
termination composition and the result in deviation from this curve
Document Number: 63102
Revision: 23-Mar-10
For any questions, contact: foil@vishaypg.com
www.foilresistors.com
3
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