Metal Glaze™ Surface Mount
Precision Power Chip
™
Metal Glaze thick
film element fired
at 1000°C to solid
ceramic substrate
PPC Series
• Surge tolerant
• Up to 1000 volts
• Tight TCR - 25 ppm/°C
• Tolerance down to ±0.1%
High
temperature
dielectric
coating
Solder over nickel
barrier
Electrical Data
Power
Rating at
70°C (W)
Resistance
Range
(ohms)
Size
Industry
IRC
Type
Working
Voltage
Tolerance
(±%)
Qty /
Reel (7")
Qty /
Reel (13")
Code
Footprint
B
D
F
1206
2010
2512
3610
PPC1/8
PPC1/2
PPC1
1/8 W
1/2 W
200
300
350
500
100 - 10K
100 - 10K
100 - 10K
100 - 10K
2500
1500
N/A
10000
5000
5000
1500
0.1% (B)
0.25% (C)
0.5% (D)
1 W
H
PPC2
2W 1.33W
N/A
Environmental Data
Characteristics
Maximum Change
As specified
Test Method
MIL-R-55342E Par 4.7.9 (-55°C + 125°C)
Temperature Coefficient
Thermal Shock
±0.5% + 0.01 ohm
±0.25% + 0.01 ohm
±0.5% + 0.01 ohm
±0.5% + 0.01 ohm
MIL-R-55342E Par 4.7.3 (-65°C + 150°C, 5 cycles)
MIL-R-55342E Par 4.7.4 (-65°C @ working voltage)
Low Temperature Operation
Short Time Overload
√
MIL-R-55342E Par 4.7.5 2.5 x
for 5 seconds
High Temperature Exposure
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)
Resistance to Bonding
±0.25% + 0.01 ohm
Exposure
95% minimum coverage
±0.5% + 0.01 ohm
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 hours at 70°C intermittent)
Solderability
Moisture Resistance
±0.5% + 0.01 ohm
1200 gram push from underside of mounted chip for 60
seconds
Life Test
±1% + 0.01 ohm
±1% + 0.01 ohm
no mechanical damage
Chip mounted in center of 90mm long board, deflected 1mm
so as to exert pull on chip contacts for 5 seconds
Terminal Adhesion Strength
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.
A subsidiary of
TT electronics plc
Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
PPC Series Issue November 2008 Sheet 1 of 3