Ultra Precision Networks
Ultra Precision Series
•
Custom schematics and values available
•
Ultra-stable, high stability Tantalum Ultride
TM
film
•
Ideal for medical instrumentation and process controls
•
Superior biased moisture performance to Nichrome film
•
No internal solder connections - Not susceptible to dendritic growth
The IRC Ultra-Precision Series utilizes our new Tantalum Ultride technology
for superior long-term performance in harsh environments. Based on the
proven performance of our TaNFilm
®
technology, our Ultra-Precision Networks maintain their characteristics resulting
in the highest reliability and performance. Completely manufactured in our state-of-the-art, ISO qualified facility located
in Texas, you can be assured consistent performance, reliability and delivery.
Electrical Data
DIP-U19xx
Resistance Range (W)
Element Power @ 70°C (W)
Absolute Tolerance (%)
Ratio Tolerance (%)
Absolute TCR (ppm/°C)
Tracking TCR (ppm/°C)
Rated Voltage
Voltage Coefficient (ppm/Volt)
Operating Temperature Range (°C)
Film Technology
Substrate
1.00K - 100K
0.04
SIP-U47xx
1.00K - 100K
0.04
FP-U89xx
1.00K - 50K
0.025
To ±0.02
To ±0.01
To ±10
To ±1
SON-UN9xx
1.00K - 50K
0.025
PFC-UD1206
1.00K - 50K
0.025
√
PxR not to exceed 50V
<0.1
-55 to +125
Tantalum Ultride
™
High Purity Alumina
Environmental Data
Test
Noise
Absolute Thermal Shock
Ratio Thermal Shock
Absolute Humidity
Ratio Humidity
Absolute Shelf Life
Ratio Shelf Life
Absolute Stability
Ratio Stability
MIL - STD - 202 Method 107, Cond B
MIL - STD - 202 Method 106,
With Bias
Voltage Applied
1 year, 25 °C
<65% RH
70°C - 1000 hours, rated power
Method
MIL-STD - 202 Method 308
<-35 dB
ΔR
±0.01%
ΔR
±0.03%
ΔR
±0.02%
ΔR
±0.005%
ΔR
±0.01%
ΔR
±0.002%
ΔR
±0.02%
ΔR
±0.005%
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
Ultra Precision Series Issue May 2010 Sheet 1 of 6
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Ultra Precision Networks
Physical Data and Electrical Schematics - DIP
Lead Material:
CDA 110 Copper ½ Hard (ETP)
Plated 30-50 µin. Nickel, 25 µin. Minimum Gold
A ±0.020”
# of
Leads
8
14
Dim
A
0.400″
0.700″
0.800″
0.250”
±0.010”
16
0.020” Max
Meniscus
0.105”
±0.020”
0.050”
0.080” Max
0.135”
+0.015”
-0.010”
0.025”
±0.005”
0.205”
0.010”
0.100” ±0.005”
T
N
C
l ti
0.020”
±0.005”
0.300”
U1959
8
7
6
5
U1989
14
13
12
11
10
9
8
U1999
16
15
14
13
12
11
10
9
R1
R2
R3
R4
R1
R2
R3
R4
R5
R6
R7
R1
R2
R3
R4
R5
R6
R7
R8
1
2
3
4
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
Physical Data and Electrical Schematics - SIP
DIM A (MAX)
0.070 ±0.010
0.187
±0.010
0.130
+0.008/-0.010
0.332 Ref
Dim A
0.598
0.798
0.998
0.26 ±0.003
# of
PINS
6
8
10
0.135
+0.015/-0.010
0.015 min
Clean Lead
Above Seating Plane
0.0050 ±0.003
0.020 ±0.003
0.100 ±0.005
Typ Non-Cumulative
0.010 ±0.001
0.045 ±0.015
Lead Material:
CDA 110 Copper ½ Hard (ETP)
Plated 30-50 µin. Nickel, 25 µin. Minimum Gold
R1
R2
R3
R1
R2
R3
R4
R1
R2
R3
R4
R5
1
2
3
4
5
6
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
U4769
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
U4789
U4709
Ultra Precision Series Issue May 2010 Sheet 2 of 6
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Ultra Precision Networks
Physical Data and Electrical Schematics - Flat Pack
U 8989
0.075″ Max
14
13
12
11
10
9
8
A
R1
R2
R3
R4
R5
R6
R7
1
2
3
4
5
6
7
U 8999
16
15
14
13
12
11
10
9
0.825″ Max
0.305″ Max
included miniscus
0.250″ ± .010″
R1
R2
R3
R4
R5
R6
R7
R8
0.300″ ± .050″
0.030″ max miniscus
typ
1
2
3
4
5
6
7
8
0.005″ ± .001″
0.050″ ± .005″
0.017″ ± .002″
0.250″ ± .010″
# of
leads
14
16
Dimension A
0.375″ ± .010″
0.390″ ± .020″
Physical Data and Electrical Schematics - SON
Dimension
8-Pad
Model UN95x
0.027″
0.028″
0.17″
0.025″
0.050″
0.006R
0.018″
0.040″
0.300″
0.050″
0.21″
14-Pad
Model UN98x
0.027″
0.028″
0.17″
0.025″
0.050″
0.006R
0.018″
0.040″
0.35″
0.050″
0.21″
16-Pad Model
UN99x
0.027″
0.028″
0.17″
0.025″
0.050″
0.006R
0.018″
0.040″
0.40″
0.050″
0.21″
TOP
N
Pin 1
H
BOTTOM
W
A
B
C
E
C
Pin 1
H
E
G
J
L
F
G
F
SIDE VIEW
A
B
H
J
Wrap around terminations 60/40
plated / nickel barrier
L
N
W
Tolerances unless noted otherwise: .XXX is ±0.005″
.XX is ±0.010″
U N959
8
7
6
5
U N989
14
13
12
11
10
9
8
U N999
16
15
14
13
12
11
10
9
R1
R2
R3
R4
R1
R2
R3
R4
R5
R6
R7
R1
R2
R3
R4
R5
R6
R7
R8
1
2
3
4
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Ultra Precision Series Issue May 2010 Sheet 3 of 6
Ultra Precision Networks
Physical Data and Electrical Schematics - PFC Divider
Top
Side
Bottom
Land Pads
0.0895"
0.063" ±.005”
0.024
"
±0.004
"
0.058" ±.005”
0.0725"
R2
0.015" ±0.005"
0.027" ±0.003”
0.180"
0.126" ±0.006”
0.035"
R1
0.030" min
0.0225”
0.050"
0.015" ±0.005”
0.010"
±0.004”
0.058"
0.0315"
Ultra stable Tantalum Ultride
TM
Resistor Film System
Wrap around terminations
60/40 plated / nickel barrier
PACKAGING ON 8mm TAPE
USER DIRECTION OF FEED
Power Derating Curve
100
% Of Rated Power
50
10
25°
70°
125°
Temperature in °C
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Ultra Precision Series Issue May 2010 Sheet 4 of 6
Ultra Precision Networks
Ordering Data
DIP
Family
Model Number
U1959: 8-Pin Schematic A
U1989: 14-Pin Schematic A
U1999: 16-Pin Schematic A
DIP
- U1999 - 03 - 1001 - B - S - 2
TCR Tracking to R
1
1 = ±1 ppm/°C; 2 = ±2 ppm/°C; 5 = ±5 ppm/°C
Ratio Tolerance to R
1
Code
Absolute Tolerance Code
B = ±0.1%; A = ±0.05%; Q = ±0.02%; S = ±0.025%; T = ±0.01%
TCR Characteristic
Code
03
11
12
TCR (ppm/°C)
±25
±15
±10
F = ±1.0%; D = ±0.5%; C = ±0.25%;
B = ±0.1%; A = ±0.05%; Q = ±0.02%
Packaging
Standard Packaging: Shipping Magazines
Resistance Code
Standard Four Digit MIL Resistance Code
Example: 1002 = 10KΩ
SIP
Family
Model Number
U4769: 6-Pin Schematic G
U4789: 8-Pin Schematic G
U4709: 10-Pin Schematic G
SIP
- U4709 - 12 - 1001
- Q - S - 2
TCR Tracking to R
1
1 = ±1 ppm/°C; 2 = ±2 ppm/°C; 5 = ±5 ppm/°C
Ratio Tolerance to R
1
Code
Absolute Tolerance Code
B = ±0.1%; A = ±0.05%; Q = ±0.02%; S = ±0.025%; T = ±0.01%
TCR Characteristic
Code
03
11
12
TCR (ppm/°C)
±25
±15
±10
F = ±1.0%; D = ±0.5%; C = ±0.25%;
B = ±0.1%; A = ±0.05%; Q = ±0.02%
Packaging
Standard Packaging: Shipping Magazines
Resistance Code
Standard Four Digit MIL Resistance Code
Example: 1002 = 10KΩ
Flat Pack
Family
Model Number
8989: 14-Pin Schematic A
8999: 16-Pin Schematic A
FP
-
U8999 - 05 - 1001 -
Q - S - 2
TCR Tracking to R
1
1 = ±1 ppm/°C; 2 = ±2 ppm/°C; 5 = ±5 ppm/°C
Ratio Tolerance to R
1
Code
TCR Code (ppm/°C)
Code
03
11
12
TCR (ppm/°C)
±25
±15
±10
B = ±0.1%; A = ±0.05%; Q = ±0.02%; S = ±0.025%; T = ±0.01%
Absolute Tolerance Code
F = ±1.0%; D = ±0.5%; C = ±0.25%;
B = ±0.1%; A = ±0.05%; Q = ±0.02%
Resistance Code
Standard Four Digit MIL Resistance Code
Example: 1002 = 10KΩ
Packaging
Standard Packaging: Shipping Magazines
© IRC Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Ultra Precision Series Issue May 2010 Sheet 5 of 6
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