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QFN Datasheet, PDF (1/3 Pages) STATS ChipPAC, Ltd. – Quad Flat No-Lead Package
www.vishay.com
QFN
Vishay Electro-Films
NiCr Thin Film, Top-Contact Resistor
Product may not be to scale
The QFN series nichrome on quartz resistor chips offer a
combination of nichrome stability, excellent frequency
response and small size.
The QFNs are manufactured using Vishay Electro-Films (EFI)
sophisticated thin film equipment and manufacturing
technology. The QFNs are 100 % electrically tested and
visually inspected to MIL-STD-883, method 2032 class H
or K.
FEATURES
• Wire bondable
• Chip size: 0.020 inches square
• Case: 0202
• Resistance range: 1  to 510 k
• Resistor material: Nichrome
• Quartz substrate: < 0.1 pF shunt capacitance
• Power: 25 mW
• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
APPLICATIONS
Vishay EFI QFN top-contact resistor chips are widely used
in hybrid packages where space is limited. Designed with
capacity to handle substantial power loads, they also have
the benefit of nichrome stability.
Recommended for hermetic environments where die is not
exposed to moisture.
TEMPERATURE COEFFICIENT OF RESISTANCE, VALUES, AND TOLERANCES
PARAMETER
VALUE
Total Resistance Range
1 to 510K
Standard Tolerances
± 0.1, ± 0.5, ± 1
TCR
± 25, ± 50, ± 100, ± 250
UNIT

%
ppm/°C
Tightest Standard Tolerance Available
1 % 0.5 %
0.1 %
± 25 ppm/°C
± 50 ppm/°C
± 100 ppm/°C
± 250 ppm/°C
1 Ω 10 Ω 30 Ω 100 Ω
200 kΩ 360 kΩ 510 kΩ
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER
Noise, MIL-STD-202, Method 308
100  to 250 k
< 100  or > 251 k
Stability, 1000 h, + 125 °C, 50 mW
Operating Temperature Range
Thermal Shock, MIL-STD-202, Method 107, Test Condition F
High Temperature Exposure, + 150 °C, 100 h
Dielectric Voltage Breakdown
Insulation Resistance
Operating Voltage
DC Power Rating at + 70 °C (Derated to zero at + 175 °C)
5 x Rated Power Short-Time Overload, + 25 °C, 5 s
VALUE
- 35 typ.
- 20 typ.
± 0.1 % max. R/R
- 55 to + 125
± 0.25 max. R/R
± 0.5 max. R/R
200
1012 min.
100 max.
0.025
± 0.25 max. R/R
UNIT
dB
%
°C
%
%
V

V
W
%
Revision: 05-Apr-13
1
Document Number: 61079
For technical questions, contact: efi@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000