HSF-1 SERIES
METAL GLAZE™ GENERAL PURPOSE
SURFACE MOUNT SURGE RESISTOR
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Up to triple the surge rating of the rugged CHP1
Replaces costly surface-mount wirewound resistors
150°C maximum operating temperature
1 Watt power rating
ROHS - Compatible Components Available
Metal Glaze
TM
thick film element
fired at 1000°C
to solid ceramic
High
temperature
dielectric
coating
60/40 Solder over
nickel barrier
Film
HSF-1 SPECIFICATIONS:
Size
Code
F
Industry
Footprint
2512
IRC
Type
HSF-1
Maximum
Power Rating
1W @ 70°C
Working
Voltage
350 VDC
Maximum
Voltage
1000 VDC
Resistance
Range (
Ω
)
Tolerance
(±%)
10
TCR
(ppm/°C)
±50, ±100
Product
Category
High Surge
5.9, 6.8, 11, 27,
62, 68, 270
Note 1: Consult factory for additional resistance values.
2: Consider the CHP for pulse applications requiring values greater than 300 Ω.
HSF-1 PERFORMANCE CHARACTERISTICS:
Characteristics
Temperature Coefficient
Thermal Shock
Low Temperature Operation
Short Time Overload
High Temperature Exposure
Resistance to Bonding
Exposure
Solderability
Moisture Resistance
Life Test
Terminal Adhesion Strength
Resistance to Board Bending
Maximum Change
As specified
±0.5% +0.01 ohm
±0.25% +0.01 ohm
±0.5% +0.01 ohm
+0.5 +0.01 ohm
±0.25% 0.01 ohm
95% minimum coverage
±0.5% +0.01 ohm
±0.5% +0.01 ohm
±1% +0.01 ohm
no mechanical damage
±1% + 0.01 ohm
no mechanical damage
Test Method
MIL-R-55342E Par 4.7.9 (-55°C +125°C)
MIL-R-55342E Par 4.7.3 (-65°C +150°C, 5 cycles)
MIL-R-55342E Par 4.7.4 (-65°C @ working voltage)
MIL-R-55342E Par 4.7.5
2.5 x
for 5 seconds
MIL-R-55342E Par 4.7.6 (+150°C for 100 hours)
MIL-R-55342E Par 4.7.7
(Reflow soldered to board at 260°C for 10 seconds)
MIL-STD-202, Method 208 (245°C for 5 seconds)
MIL-R-55342E Par 4.7.8 (10 cycles, total 240 hours)
MIL-R-55342E Par 4.7.10 (2000 hour at 70°C intermittent)
1200 gram push from underside of mounted chip for 60 seconds
Chip mounted in center of 90mm long board, deflected 5mm so as to
exert pull on chip contacts for 10 seconds
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
WIREWOUND AND FILM TECHNOLOGIES DIVISION
Telephone: 361-992-7900
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Facsimile: 361-992-3377
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Website: www.irctt.com
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4222 South Staples Street
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Corpus Christi Texas 78411 USA
A subsidiary of
TT electronics plc
Issue October 2008
HSF-1 SURGE CAPABILITY DATA:
Film
HSF-1 POWER DERATING DATA:
Note: Use for low repetitive pulses where the average power
dissipation is not to exceed the component rating at 70°C.
Surge handling capacity for low-repetitive surges may be
significantly greater than shown above. Contact factory
Ordering Data:
Sample Part No.
HSF-1 - 100 - 11R0 - K - LF - 13
IRC Type
(HSF-1)
Temperature Coefficient
(50 = ±50ppm°C; 100 = ±100ppm/°C)
Resistance Value
Standard 4-digit resistance code. Consult factory for available
values.
Tolerance
(K = 10%)
Lead-Free Construction
Packaging Code
(BLK = Bulk, 7=7" Reel, 13=13" Reel)
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
WIREWOUND AND FILM TECHNOLOGIES DIVISION
Telephone: 361-992-7900
·
Facsimile: 361-992-3377
·
4222 South Staples Street
Website: www.irctt.com
·
·
Corpus Christi Texas 78411 USA
A subsidiary of
TT electronics plc
Issue October 2008
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