Datasheet

Aug. 28, 2004
SM- Stabilized Metal Film MELF Resistor
Technical Summary:
Characteristics Limits
Dielectric Withstanding Voltage, VAC or DC
SM16, SM204: 200
SM207, SM52: 500
±1%, 2% ±50
Temperature Coefficient, PPM / ℃
±5% ±100
Operating Temperature Range, ℃ -55 ~ +125
SM16 SM204 SM207 SM52
Film Temperature,℃
125 125 125 140
Insulation Resistance, MΩ >10
4
Performance Specifications
Test Characteristics Test Conditions Limits
Short Time Overload
IEC 60115-1 4.13
5 seconds 2.5x rated voltage (not over max. overload voltage)
±(0.5%+0.05R)
Load Life In Humidity
IEC 60115-1 4.24
56 days at 40
o
C and 93% relative humidity
±(1.5%+0.05R)
Load Life 1,000 hours ±(0.25%+0.05R)
Load Life 8,000 hours ±(0.5%+0.05R)
Load Life 225,000 hours
IEC 60115-1 4.25.1
Rated load 1.5 hours ON, 0.5 hours OFF, at 70
o
C
±(1.5%+0.05R)
Resistance To Soldering
Heat
IEC 60115-1 4.18
10 seconds at 260
o
C solder bath temperature
±(0.5%+0.05R)
Solderability
MIL-STD-202 Method 208
Solder area covered after 230
+
5
o
C/5+0.5 seconds w/ flux applied
95% Min.
Vibration
IEC 60115-1 4.22
Six hours in each parallel and axial direction w/ a simple harmonic motion having
an amplitude of 0.75mm and 10 to 500 Hz.
±(1%+0.1R)
Thermal Endurance
IEC 60115-1 4.25.3
1000 hours at 125
o
C without load
±(0.5%+0.05R)
Thermal Shock
IEC 60115-1 4.19
-55
o
C 30minutes, +125
o
C 30minutes, 5 cycles
±(0.5%+0.05R)
Ordering Information
Type Tolerance
Temperature
Coefficient
Resistance
Value
Packaging
Special
Request
(Optional)
SM204
F (1%)
G (2%)
J (5%)
TK50
TK100
562R
84K5
1M69
B (Bulk)
TR (Tape/Reel)
HV
(High value)