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
T = + 0.01%
E = +0.025%
A = +0.05%
Resistance Value
e.g. 100K, 62R2, 30K1
FEATURES
Temperature Coefficient (ppm)
U = +3
R = +5
S = +10
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
Style/Length (mm)
55 = 6.6
65 = 16.0
60 = 10.5 65 = 20.0
Series
Applicable Specifications: EIA 575,
Molded Metal Film Precision
MIL-R-10509, and JISC 5722
DIMENSIONS (mm)
SCHEMATIC
l
Type
L
D
d
0.6 + 0.05
SRN55
SRN60
SRN65
SRN70
6.6 + 0.5
10.5 + 0.5
16.0 + 0.5
20.0 + 0.5
3.4 + 0.2
3.9 + 0.2
5.3 + 0.3
7.0 + 0.5
38 + 3
38 + 3
38 + 3
38 + 3
0.6 + 0.05
0.6 + 0.05
0.8 + 0.05
STANDARD ELECTRICAL SPECIFICATION
Voltage
Resistance Value Range (Ω) in Tolerance (%)
Power Rating
(Watts) @ 70°C
TCR
(ppm/°C)
Series
Max Working
Max Overload
+0.01%
+0.025%
+0.050%
+3
+5, +10
+3
100 ~ 100K
49.9 ~ 100K
100 ~ 100K
49.9 ~ 511K
49.9 ~ 511K
100 ~ 100K
49.9 ~ 511K
49.9 ~ 511K
100 ~ 100K
49.9 ~ 1.00M
49.9 ~ 1.00M
100 ~ 100K
49.9 ~ 100K
100 ~ 100K
49.9 ~ 511K
49.9 ~ 1.00M
100 ~ 100K
49.9 ~ 511K
49.9 ~ 1.00M
100 ~ 100K
49.9 ~ 1.00M
49.9 ~ 1.00M
100 ~ 100K
49.9 ~ 100K
100 ~ 100K
49.9 ~ 511K
49.9 ~ 1.00M
100 ~ 100K
49.9 ~ 511K
49.9 ~ 1.00M
100 ~ 100K
49.9 ~ 1.00M
49.9 ~ 3.52M
SRN55
SRN60
0.100
200
400
0.125
0.250
0.500
250
300
350
500
600
700
+5
+10
+3
SRN65
SRN70
+5
+10
+3
+5
+10
CHARACTERSTICS
ITEM
TEST METHOD
REQUIREMENTS
Operating Temperature Range
Short Time Overload
-25°C to +125°C
2.5 X rated voltage; 5 seconds
100V or 500V; 1 minute
± (0.05% + 0.01Ω)
100,000MΩ or more
Insulation Resistance
SRN55, SRN60: 450V
SRN65, SRN70: 900V
Dielectric withstanding Voltage
Terminal Strength
± (0.05% + 0.01Ω)
} for 1 minute
Pull 10 seconds; Twist 360°, 5 times
SRN55, SRN60, SRN65: 10N and SRN70: 25N
± (0.02% + 0.01Ω)
Vibration
10 to 2,000Hz, 1.5 mm or 20G, 2 directions; total 8 hours
350 ± 10°C, 3 seconds
± (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)
Resistance to Soldering Heat
Low Temperature Operation
Thermal Shock
-65°C, rated voltage 45 minutes
-65°C, -150°C for 5 cycles
Moisture Resistance
Moisture Resistance Load Life
Load Life at 70°C
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
188 Technology Drive, Suite H, Irvine, CA 92618
1
TEL: 949-453-9888 FAX: 949-453-8889
American Accurate Components, Inc.