BITECH 664_12

Nichrome Resistor Networks
on Ceramic Substrates
Models 664, 667, 668
• Isolated and bussed circuits
• Thin film resistor network
•
0.150” SOIC packages


• RoHS compliant





Features


Passivation coating provides protection in humid environments
Precision
Nichrome
Resistors
on Ceramic
Precision Nichrome
Resistors
on Ceramic
Passivation coating provides protectionExcellent
in humid
environments
frequency
response
Excellent
response
Excellent
long frequency
term resistance
stability
Excellent long term resistance stability
JEDEC 95, MS-012
(SOIC narrow body in 8, 14 and
16 lead
counts)
JEDEC
95,pin
MS-012
Industry Standard Packaging
Industry Standard Packaging
(SOIC narrow body in 8, 14 and 16 lead pin
counts)
<±
0.05%
Ratio Tolerances
TCR Tracking
Tolerances
Ratio
Tolerances
< <± ±
5 0.05%
ppm/°C
TCR Tracking Tolerances
< ± 5 ppm/°C
Schematics





1 

Electrical

2
Standard
Resistance
Range
2
Standard Resistance
Range
TCR
TCR
TCR Tracking
TCR
Tracking
Operating Temperature Range
Operating Temperature Range
Interlead Capacitance
Interlead Capacitance
Insulation Resistance
Insulation
Resistance
Maximum Operating
Voltage
Maximum
Operating
VoltageMethod 308)
Noise, Maximum
(MIL-STD-202,
Resistor Maximum
Power Rating
at 70°C
Noise,
(MIL-STD-202,
Method 308)
Power
Rating
at 70°without
C
1Resistor
Specifications
subject
to change
notice.
2 E96 codes available.
1K ohms 1K
to ohms
100Kto ohms
(Isolated)
100K ohms
(Isolated)
1K ohms1K
toohms
20Ktoohms
(Bussed)
20K ohms
(Bussed)
ppm/°C
± 25± 25
ppm/°
C
5 ppm/°C
± 5±ppm/°
C
-55°C to +125°C
-55°C to +125°C
< 2pF
< 2pF
≥ 10,000 Megohms
 10,000
Megohms
100 Vdc
or √ PR
100 Vdc or -40
 PR
dB
0.1
Watts
-40
dB
0.1 Watts
General Note
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
1
Specifications subject to change without notice.
©2 TT
electronics
plc
E96
codes available.
BI Technologies Corporation
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
01.12
tts)
Nichrome Resistor Networks
on Ceramic Substrates
Models 664, 667, 668
Package Power And Derating Curve




3
Model
Package Power @ 70°C(watts)3
664
0.4
667
0.5
668
0.5

Environmental (Mil-R-83401)
Thermal Shock plus Power Conditioning
∆R 0.25%
∆R 0.1%
Short Time Overload
Terminal Strength
∆R 0.1%
Moisture Resistance
Mechanical Shock
Vibration
Low Temperature Operation
High Temperature Exposure
Resistance to Solder Heat
Flammability
Storage Temperature Range
Mechanical
Lead Plating
Lead Material
Lead Configuration
Lead Coplanarity
Substrate Material
Resistor Material
ΔR 0.1%
ΔR 0.25%
ΔR 0.1%
ΔR 0.1%
ΔR 0.1%
100V for 1 minute
∆R 0.1%
∆R 0.1%
∆R 0.1%
100V for 1 minute
215°C for 3 minutes
MIL-STD-202, Method 215
MIL-STD-202, Method 208
UL-94V-0 Rated
-65°C to +125°C
215°C for 3 minutes
MIL-STD-202, Method 215
100 matte Tin (RoHS)
MIL-STD-202, Method 208
Gull Wing
UL-94V-0 Rated
-65°C to +125°C
Body Material
3
ΔR 0.2%
∆R 0.25%
∆R 0.1%
Temperature Exposure, Maximum
Lead Solderability
ΔR 0.1%
ΔR 0.25%
Dielectric Withstanding Voltage
Marking Permanency
ΔR 0.1%
∆R 0.2%
∆R 0.25%
Load Life, 1,000 Hours
ΔR 0.25%
Copper Alloy
0.004” (0.102 mm)
Alumina
Passivated Nichrome
Molded Epoxy
Maximum power per resistor @ 70°C is 100 mW, not to exceed package power
General Note
80/20 Tin Lead (Standard)
100 matte Tin (RoHS)
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
Copper Alloy
© TT electronics plc
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
Gull Wing
01.12
0.004” (0.102 mm)
Nichrome Resistor Networks
on Ceramic Substrates
Models 664, 667, 668




Ordering
Information4 



66 4 -A- 1002 A LF 7
66 4 -A-1002 A LF 7
Model Series:
66 = Passivated Nichrome
on Ceramic
Packaging Option:
7=7” Tape & Reel
13 = 13” Tape & Reel
(No Code used for Tubes)
Model Series:
66 = Passivated Nichrome
on Ceramic
Number of Leads:
4= 8 leads
7=14 leads
8=16 leads
Lead Finish:
LF=Lead Free (RoHS)
Number of Leads:
4= 8 leads
7=14 leads
8=16 leads
Circuit Type:
A=Isolated
B=Bussed
Packaging Option:
7=7” Tape & Reel
13 = 13" Tape & Reel
(No Code used for Tubes)
Lead Finish:
No Code=SnPb
LF=Lead Free (RoHS)
Tolerance Code
Resistance Code
Tolerance Code
Circuit Type:
A=Isolated
B=Bussed
Resistance Code
Resistance Code4
First 3 digits are significant. Fourth digit denotes number of trailing zeros. For values less than 100, use
“R” to denote a decimal point. Example, 51 and 10000 ohms are coded as 51R0 and 1002 respectively.



Standard
values follow E96. 
First 3 digits are significant. Fourth digit denotes number of trailing zeros. For values less than 100, use “R” to denote a
decimal point. Example, 51 and 10000 ohms are coded as 51R0 and 1002 respectively. Standard values follow E96.
Resistance Tolerance Code
Accuracy
Code at 25°C




A
Absolute Resistance Tolerances (%)
Accuracy Code at 25°C
A
Ratio Tolerances (R1 Ref) (%)
± 0.1
B
D
F
± 0.1
± 0.5
± 1.0
± 0.1
± 0.1
± 0.5
B
± 0.05
D
F
Absolute
Resistance
Tolerances
(%)
Temperature
Coefficient
of Resistance
(ppm/°C)
± 0.1
± 0.1
± 0.5
± 1.0
±25
RatioCoefficient
Tolerances
(R1 Ref) (%)
Temperature
of Resistance,
Tracking (ppm/°C)
± 0.05
± 0.1
± 0.1
± 0.5
±5
Temperature Coefficient of Resistance (ppm/°C)
±25
Temperature Coefficient of Resistance, Tracking (ppm/°C)
Packaging
Options (Unit Count/Package Type)
±5
Model + Pin count
Tubes
7” Tape & Reel




664
Model + Pin count
664
100
667
50
668
50
667
668
Typical
Marking
13” Tape & Reel
1000
2500
Tubes
7” Tape & Reel
13” Tape & Reel
100
1000
500
2500
2500
50
500
2500
50
500
2500
500


2500


Lot number printed
on backside of 664

4 Contact customer service for custom designs and features.
4
Contact customer service for custom designs and features.
General Note
BI
Technologies Corporation
TT electronics reserves the right to make changes in product specification without notice or liability.
4200
Bonita Place
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
Fullerton, CA 92835 USA
Website: plc
www.bitechnologies.com
© TT electronics
May 29, 2008
page 3 of 3
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
BI technologies
01.12