SRN Series Ultra Precision Molded Metal Film Resistors
The content of this specification may change without notification 1/01/06
Custom solutions are available.
HOW TO ORDER:
SRN
55
S
100K
B
M
Packaging
M = Tape ammo pack (1,000)
B = Bulk (100)
Resistance Tolerance
A = +0.05%
T = + 0.01%
E = +0.025%
Resistance Value
e.g. 100K, 62R2, 30K1
Temperature Coefficient (ppm)
U = +3
R = +5
S = +10
Style/Length (mm)
55 = 6.6
65 = 16.0
60 = 10.5 65 = 20.0
Series
Molded Metal Film Precision
FEATURES
High Stability and High Reliability
Very low TCR: +3ppm/ C to +10ppm/ C
Superior resistance tolerance: +0.01% to +0.05%
Insulated constructions by epoxy molding
Applicable Specifications: EIA 575,
MIL-R-10509, and JISC 5722
DIMENSIONS (mm)
Type
SRN55
SRN60
SRN65
SRN70
L
6.6 + 0.5
10.5 + 0.5
16.0 + 0.5
20.0 + 0.5
D
3.4 + 0.2
3.9 + 0.2
5.3 + 0.3
7.0 + 0.5
l
38 + 3
38 + 3
38 + 3
38 + 3
d
0.6 + 0.05
0.6 + 0.05
0.6 + 0.05
0.8 + 0.05
SCHEMATIC
STANDARD ELECTRICAL SPECIFICATION
Series
SRN55
Power Rating
(Watts) @ 70°C
0.100
Voltage
Max Working
Max Overload
200
400
TCR
(ppm/°C)
+3
+5, +10
+3
+5
+10
+3
+5
+10
+3
+5
+10
Resistance Value Range (Ω) in Tolerance (%)
+0.025%
+0.050%
+0.01%
100 ~ 100K
100 ~ 100K
100 ~ 100K
49.9 ~ 100K
49.9 ~ 100K
49.9 ~ 100K
100 ~ 100K
100 ~ 100K
100 ~ 100K
49.9 ~ 511K
49.9 ~ 511K
49.9 ~ 511K
49.9 ~ 511K
49.9 ~ 1.00M
49.9 ~ 1.00M
100 ~ 100K
100 ~ 100K
100 ~ 100K
49.9 ~ 511K
49.9 ~ 511K
49.9 ~ 511K
49.9 ~ 511K
49.9 ~ 1.00M
49.9 ~ 1.00M
100 ~ 100K
100 ~ 100K
100 ~ 100K
49.9 ~ 1.00M
49.9 ~ 1.00M
49.9 ~ 1.00M
49.9 ~ 1.00M
49.9 ~ 1.00M
49.9 ~ 3.52M
SRN60
0.125
250
500
SRN65
0.250
300
600
SRN70
0.500
350
700
CHARACTERSTICS
ITEM
Operating Temperature Range
Short Time Overload
Insulation Resistance
Dielectric withstanding Voltage
Terminal Strength
Vibration
Resistance to Soldering Heat
Low Temperature Operation
Thermal Shock
Moisture Resistance
Moisture Resistance Load Life
Load Life at 70°C
TEST METHOD
2.5 X rated voltage; 5 seconds
100V or 500V; 1 minute
SRN55, SRN60: 450V
SRN65, SRN70: 900V
}
for 1 minute
Pull 10 seconds; Twist 360°, 5 times
SRN55, SRN60, SRN65: 10N and SRN70: 25N
10 to 2,000Hz, 1.5 mm or 20G, 2 directions; total 8 hours
350
±
10°C, 3 seconds
-65°C, rated voltage 45 minutes
-65°C, -150°C for 5 cycles
65°C, 90 ~ 95% R.H. -10°C, 10 cycles
40°C, 90 ~ 95% R.H. rated voltage, 1,000 hours
70°C, rated voltage, 1.5 hours on, 0.5 hours off, 1,000 hours
REQUIREMENTS
-25°C to +125°C
±
(0.05% + 0.01Ω)
100,000MΩ or more
±
(0.05% + 0.01Ω)
±
(0.02% + 0.01Ω)
±
(0.05% + 0.01Ω)
±
(0.05% + 0.01Ω)
±
(0.05% + 0.01Ω)
±
(0.05% + 0.01Ω)
±
(0.2% + 0.01Ω)
±
(0.2% + 0.01Ω)
±
(0.2% + 0.01Ω)
American Accurate Components, Inc.
188 Technology Drive, Suite H, Irvine, CA 92618
TEL: 949-453-9888 FAX: 949-453-8889
1
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