IRC Advanced Film Division
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
TTelectronics plc
• Corpus Christi Texas 78411 USA
© IRC Advanced Film Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: afdsales@irctt.com • Website: www.irctt.com Precision Series Issue July 2006
Parameters Conditions DIP SIP SON PFC-UD
Resistance Range @ 25°C 1.00KΩ to 100KΩ 1.00KΩ to 100KΩ 1.00KΩ to 50KΩ 1.00KΩ to 50KΩ
Power/Resistor Watts @ 70°C 0.040 0.040 0.025 0.025
Noise MIL-STD - 202
Method 308 <-35 dB
Absolute Thermal Shock
MIL - STD - 202
Method 107, Cond B
∆R ±0.01%
Ratio Thermal Shock ∆R ±0.03%
Absolute Humidity MIL - STD - 202
Method 106,
With Bias
Voltage Applied
∆R ±0.02%
∆R ±0.005%
Ratio Humidity
Absolute Shelf Life 1 year, 25 °C
<65% RH
∆R ±0.01%
Ratio Shelf Life ∆R ±0.002%
Absolute Stability 70°C - 1000 hours,
rated power
∆R ±0.02%
Ratio Stability ∆R ±0.005%
Electrical Data
New Technology
• High stability Tantalum UltrideTM film
• Custom schematics and values available
• Ideal for medical instrumentation and process controls
• Superior biased moisture performance to Nichrome film
• No internal solder connections - Not susceptible to dendritic growth
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Environmental Data
Film
Material
Substrate
Material
Operating
Temperature
(°C)
Absolute
Tolerance
(%)
Ratio
Tolerance
(%)
Absolute
TCR
(ppm/°C)
Tracking
TCR
(ppm/°C)
Voltage
Coefficient
(ppm/Volt)
Rated
Voltage
Tantalum
UltrideTM
High Purity
Alumina -55 to 125 To ±0.02 To ±0.01 To ±10 To ±1 < 0.1
The
lesser of
50 Volts
or PxR
√
IRC Advanced Film Division
Precision Series Issue July 2006
• Corpus Christi Texas 78411 USA
© IRC Advanced Film Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: afdsales@irctt.com • Website: www.irctt.com
0.035"
0.0315"
0.058"
0.0895"
0.0725"
0.180"
0.050"
0.0225”
0.015 ±0.005" "
0.030" min
0.058" ±.005”
0.010" ±0.004”
0.027" ±0.003”
0.126 ±0.006" ”
0.015 ±0.005" ”
0.024 ±0.004
" "
R2
R1
R1
R2
0.063" ±.005”
Dimension 8-Pad
Model UN95x
14-Pad
Model UN98x
16-Pad
Model UN99x
A 0.027” 0.027” 0.027”
B 0.028” 0.028” 0.028”
C 0.17” 0.17” 0.17”
E 0.025” 0.025” 0.025”
F 0.050” 0.050” 0.050”
G 0.006R 0.006R 0.006R
H 0.018” 0.018” 0.018”
J 0.040” 0.040” 0.040”
L 0.020” 0.35” 0.40”
N 0.050” 0.050” 0.050”
W 0.21” 0.21” 0.21”
Tolerances unless noted otherwise: .XXX is ±0.005"
.XX is ±0.010”
Physical Data and Electrical Schematics - SON
Physical Data and Electrical Schematics - PFC Divider
Ultra stable Tantalum UltrideTM
Resistor Film System Wrap around terminations
60/40 plated / nickel barrier
R3R1 R2
1 2
R4
3 4
N959
78
56
R3R1 R2
1 2
R4
3 4
78
56
21 43
13
R1 R2
14
R3 R4
12 11
65 7
R5 R6
10 9
R7
8
N989
21 43
13
R1 R2
14
R3 R4
12 11
65 7
R5 R6
10 9
R7
8
R1
5
12
R3
R2
1 2
R5
R4
3 4
15
16
1314
R7R6
6 7
R8
8
1011
9
R1
5
12
R3
R2
1 2
R5
R4
3 4
15
16
1314
R7R6
6 7
R8
8
1011
9
N999
U
U
U
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C
F
Pin 1
JL
B
N
W
E
A
G
H
TOP
BOTTOM
H
Pin 1
SIDE VIEW
Wrap around terminations 60/40
plated / nickel barrier
Top Side Bottom Land Pads
IRC Advanced Film Division
Precision Series Issue July 2006
• Corpus Christi Texas 78411 USA
© IRC Advanced Film Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: afdsales@irctt.com • Website: www.irctt.com
Physical Data and Electrical Schematics - SIP
Physical Data and Electrical Schematics - DIP
0.080” Max
0.250”
±0.010”
0.050”
A ±0.020”
Lead Material:
CDA 110 Copper ½ Hard (ETP)
Plated 30-50 µin. Nickel, 25 µin. Minimum Gold
0.020” Max
Meniscus
0.205” 0.010”
0.300”
0.025”
±0.005”
0.020”
±0.005”
0.100” ±0.005”
Typ Non-Cumulative
0.135”
0.105”
±0.020”
+0.015”
-0.010”
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R4R3R2R1
1 32 654 87
R2
R1
1 2
R3
U4709
R4
5
3 4 6 7 9 10
R5
8
2
1
R1
U4789
43 65
R2
U4769
R3 R2
R1 R3 R4 R5
R4R3R2R1
R1 R2 R3
U1989
21 43
13
R1 R2
14
R3 R4
12 11
65 7
R5 R6
10 9
R7
8
R1
5
U1959
R3
R2
1 2
R4
3 4
R1
5
12
U1999
R3
R2
1 2
R5
R4
3 4
15
16
1314
R7R6
6 7
R8
8
1011 9
678
DIM A (MAX)
0.187
±0.010
0.135
+0.015/-0.010
0.045 ±0.015 0.0050 ±0.003 0.100 ±0.005 0.020 ±0.003
0.015 min
Clean Lead
Above Seating Plane
0.010 ±0.001
0.332 Ref
.
0.130
+0.008/-0.010
0.070 ±0.010
0.26 ±0.003
Typ Non-Cumulative
Lead Material:
CDA 110 Copper ½ Hard (ETP)
Plated 30-50 µin. Nickel, 25 µin. Minimum Gold
AMID fo#
SNIP
895.0 6
897.0 8
899.0 01
IRC Advanced Film Division
Precision Series Issue July 2006
• Corpus Christi Texas 78411 USA
© IRC Advanced Film Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: afdsales@irctt.com • Website: www.irctt.com
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Manufacturing Data
SON & PFC-Divider
SIP & DIP
Power Derating Curve
% Of Rated Power
25° 70° 125°
100
50
10
Temperature in °C
Resistance Range Available Absolute Tolerance Available Ratio Tolerances
(Ratio to R1) Best Absolute TCR Best Available Tracking
TCR (relative to R1)
1KΩ - 50KΩ±0.02% ±0.01% ±10 ppm/°C ±1 ppm/°C
Resistance Range Available Absolute Tolerance Available Ratio Tolerances
(Ratio to R1) Best Absolute TCR Best Available Tracking
TCR (relative to R1)
100Ω - 999Ω±0.05% ±0.01% ±10 ppm/°C ±2 ppm/°C
1KΩ - 100KΩ±0.02% ±0.01% ±10 ppm/°C ±1 ppm/°C
IRC Advanced Film Division
Precision Series Issue July 2006
• Corpus Christi Texas 78411 USA
© IRC Advanced Film Division
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: afdsales@irctt.com • Website: www.irctt.com
Family PFC - UD1206 - 03 - 1003 - 3301 - B - S - 1
Model Number
UD1206
TCR Characteristic
Code TCR (ppm/°C)
03 ±25
11 ±15
12 ±10
R1 Resistance Code
Standard Four Digit MIL Code
1002 = 10KΩ
R2 Resistance Code
Standard Four Digit MIL Code
1002 = 10KΩ
Absolute Tolerance Code
F = ±1.0%; D= ±0.5%; C= ±0.25%;
B= ±0.1%; A = ±0.05%; Q= ±0.02%
Ratio Tolerance Code
B= ±0.1%; A = ±0.05%; Q= ±0.02%;
S= ±0.025%; T = ±0.01%
TCR Tracking
1= ±1 ppm/°C; 2= ±2 ppm/°C; 5= ±5 ppm/°C
Packaging
Standard Packaging: Tape & Reel
Family DIP - U1999 - 03 - 1001 - B - S - 2
Model Number
U1959: Schematic A
U1989: Schematic A
U1999: Schematic A
TCR Characteristic
Code TCR (ppm/°C)
03 ±25
11 ±15
12 ±10
Resistance Code
Standard Four Digit MIL Resistance Code
1002 = 10KΩ
Absolute Tolerance Code
F = ±1.0%; D= ±0.5%; C= ±0.25%;
B= ±0.1%; A = ±0.05%; Q= ±0.02%
Ratio Tolerance to R1 Code
B= ±0.1%; A = ±0.05%; Q= ±0.02%;
S= ±0.025%; T = ±0.01%
TCR Tracking
1= ±1 ppm/°C; 2= ±2 ppm/°C; 5= ±5 ppm/°C
Packaging
Standard Packaging: Shipping Magazines
Family SIP - U4709 - 12 - 1001 - Q - S - 1
Model Number
U4769: Schematic G
U4789: Schematic G
U4709: Schematic G
TCR Characteristic
Code TCR (ppm/°C)
03 ±25
11 ±15
12 ±10
Resistance Code
Standard Four Digit MIL Resistance Code
1002 = 10KΩ
Absolute Tolerance Code
F = ±1.0%; D= ±0.5%; C= ±0.25%;
B= ±0.1%; A = ±0.05%; Q= ±0.02%
Ratio Tolerance to R1 Code
B= ±0.1%; A = ±0.05%; Q= ±0.02%;
S= ±0.025%; T = ±0.01%
TCR Tracking
1= ±1 ppm/°C; 2= ±2 ppm/°C; 5= ±5 ppm/°C
Packaging
Standard Packaging: Shipping Magazines
Family SON - UN989 - 03 - 1001 - B - S - 2
Model Number
UN959: Schematic A
UN989: Schematic A
UN999: Schematic A
TCR Characteristic
Code TCR (ppm/°C)
03 ±25
11 ±15
12 ±10
Resistance Code
Standard Four Digit MIL Resistance Code
1002 = 10KΩ
Absolute Tolerance Code
F = ±1.0%; D= ±0.5%; C= ±0.25%;
B=±0.1%; A = ±0.05%; Q= ±0.02%
Ratio Tolerance to R1 Code
B= ±0.1%; A = ±0.05%; Q= ±0.02%;
S= ±0.025%; T = ±0.01%
TCR Tracking
1= ±1 ppm/°C; 2= ±2 ppm/°C; 5= ±5 ppm/°C
Packaging
Standard Packaging: Shipping Magazines
Ordering Data
SON PFC-Divider
SIP DIP
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For additional information or to discuss your specific requirements,
please contact our Applications Team using the contact details below.