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770 Datasheet(PDF) 3 Page - CTS Corporation

Part No. 770
Description  High-Reliability Cermet Resistors
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Manufacturer  CTS [CTS Corporation]
Direct Link  http://www.ctscorp.com
Logo CTS - CTS Corporation

770 Datasheet(HTML) 3 Page - CTS Corporation

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Document No. 008-0339-0
Page 3 - 4
Rev. A
Series 770
Conformal Coated SIP Resistor Network
ELECTRICAL CHARACTERISTICS
CIRCUIT SCHEMATICS
ENVIRONMENTAL SPECIFICATIONS
TYPICAL
LIMIT
±0.25%
±0.5%
-40°C (30 minutes), +85°C (30 minutes), 5 cycles
±0.25%
±0.5%
2.5 times rated voltage, 5 seconds (100V maximum)
R ≤ 100Ω
±1.00%
R > 100Ω
±2.00%
±100ppm/°C
+25°C/-55°C, +25°C/+125°C
±3.00%
+125°C, 1000 hours, no load
R ≤ 100Ω
±1.00%
R > 100Ω
±2.00%
10G Ω min.
200V
±0.25%
±0.5%
200V
Lead Pull
±0.25%
±0.5%
9.8N pull 10 seconds
Lead Bend
2.45N
±0.25%
±0.5%
+260°C ±5°C, 10 seconds ±1 second
RMA Flux, +230°C, 5 seconds dip, 95% coverage
±0.25%
±0.5%
100g, 1 msec., 3 shocks each plane
±0.25%
±0.5%
20g, 10-2000Hz, 4 hours/plane
Conforms to UL94V-0
Isopropyl alcohol
TEST CONDITION
DELTA RESISTANCE
TEST
Temperature Cycling
Short Time Overload
Temperature Coefficient (T.C.R.)
Life at Elevated Temperature
+40°C ±2°C, 90%/95% R.H., 1000 hours
Moisture Resistance
Non-Fungus per MIL-STD 810C
+70°C ±2°C, 1000 hours, rated load
three 45° bends
Resistance to Solvents
Load Life
Dielectric Strength
Mechanical Shock
Resistance to Solder Heat
Solderability
Vibration
Terminal Strength
Flammability
Insulation Resistance
PRODUCT CHARACTERISTICS
CIRCUIT
SCHEMATIC
PIN
COUNT
T.C.R.
MAXIMUM
RESISTANCE
RANGE
RESISTANCE
TOLERANCE
MAXIMUM
WORKING
VOLTAGE
MAXIMUM
OVERLOAD VOLTAGE
RATED
AMBIENT
TEMPERATURE
OPERATING
TEMPERATURE
RANGE
1 - Bussed
4 - 12
3 - Isolated
4 - 12
5 - Dual Terminator
6, 8, 10
Note 3
Notes:
2 Except Part Number 77083120P (12 ohms).
3 See Page 2 for Schematic 5 available part numbers.
4 P = Power Rating, R = Resistance.
+25°C
-55°C to +125°C
±100ppm/°C 22 - 1M (E24)
2
±2%
E = (√P*R)2.5 or 100,
whichever is less 3
For resistors operated at ambient temperatures above +25°C, power rating shall be derated per the Derating Curve below.
POWER RATING
SINGLE RESISTOR
ELEMENT
150mW 1
@ +25°C
100mW
@ +70°C
1 Power rating is based on continuous full load operation at an ambient temperature of +25°C.
E = √P*R or 50,
whichever is less 3
PACKAGE POWER RATINGS
PACKAGE POWER DERATING CURVE
PIN
COUNT
PACKAGE
POWER
@+25°C
PACKAGE
POWER
@+70°C
4
500mW
300mW
5
700mW
400mW
6
800mW
500mW
7
900mW
600mW
8
1.10W
700mW
9
1.20W
800mW
10
1.40W
900mW
11
1.50W
1.00W
12
1.60W
1.10W
(1) BUSSED
Available in 4 to 12 pin configurations.
(3) ISOLATED
Available in 4, 6, 8, 10, 12 pin configurations.
(5) DUAL TERMINATOR
Available in 6, 8, 10 pin configurations.


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