Vishay VFC1206 Data Sheet

查询VFC1206供应商

VFC1206 Vishay Foil Resistors

High Precision Flip Chip,

Patents Pending (Industrialized Countries)

FEATURES Nominal TCR: 0.5ppm/°C (- 55°C to + 125°C) Resistance Range: 10Ω to 30K Tolerance: to ± 0.01%

Product may not

Load Life Stability: ± 0.01% maximum ∆R under full rated

be to scale

power at + 70°C for 2000 hours Shelf Life Stability: 50ppm (0.005%) over several years Voltage Coefficient: < 0.00001%/volt (< 0.1ppm/V) Current Noise: < 0.010µV (rms)/volt of applied voltage Non Inductive: < 0.08µH

The VFC1206 is a surface mountable flip chip resistor that

TABLE 1 - RESISTANCE VALUE VS

utilizes Ultra Precision Bulk Metal® “Z” Foil. This product differs

TOLERANCE AND TCR

from other Vishay Bulk Metal® Foil surface mount devices in

as much as it is installed with the foil side facing the PCB VALUE STANDARD MAXIMUM

providing better power handling capabilities. The Foil TOLERANCE (%)* TCR**

element is isolated from the PCB by a protective overcoating. This overcoating plus the overall product design isolates the

100Ω to 30K ± 0.01% ± 2.0ppm/°C

resistor from handling and installation stresses. The temperature coefficient of resistance (TCR) curve shown

50Ω to < 100Ω ± 0.05 ± 3.0ppm/°C

below compares the new revolutionary “Z” Foil with its TCR of < 0.5ppm/°C to the original Vishay “C” Foil. The Bulk Metal®

Foil characteristics of excellent long term stability, low noise 25Ω to < 50Ω ± 0.1 ± 4.0ppm/°C

and availability of tight tolerance are maintained in this Flip Chip configuration. The VFC1206 is available in any value 10Ω to < 25Ω ± 0.25 ± 5.0ppm/°C within the specified resistance range. The flip chip configuration

*Tighter tolerances are available. Please contact Application

is more economical for high volume, anolog applications where Engineering. high precision is required. **Range: - 55°C to + 125°C, + 25°C reference

FIGURE 1 - NOMINAL TCR TABLE 2 - TYPICAL PERFORMANCE SPECIFICATIONS

COMPARISON OF Z FOIL TO C FOIL TEST MIL-PRF-55342 VFC1206

+ 150 CHARACTERISTIC E MAXIMUM

+ 100 ∆R LIMITS* ∆R LIMITS**

Temperature Coefficient of

∆R ± 25ppm/°C See Table 1

< 0.5PPM/°C Resistance

Z Alloy

Thermal Shock ± 0.10% ± 0.02%

(PPM) - 50

Low Temperature Operation ± 0.10% ± 0.02%

< 2PPM/°C Short Time Overload ± 0.10% ± 0.02%

- 150 C Alloy

High Temperature Exposure ± 0.10% ± 0.03%

Resistance to Bonding ± 0.20% ± 0.02%

Ambient Temperature (°C) Moisture Resistance ± 0.20% ± 0.03%

C Alloy 2PPM/°C Z Alloy 0.5PPM/°C

Life 2000hrs at + 70°C ± 0.50% ± 0.01%

The TCR for values < 100Ω are influenced by the termination

NOTES:

composition and result in a deviation from this curve. As shown + 0.01Ω to allow for measurement error.

**As shown + 0.01Ω to allow for measurement error for values less than 100Ω.

VISHAY FOIL • FRANCE +33.4.93.37.28.24 FAX: +33.4.93.37.27.31 • ITALY + 39.2.300.11919 FAX: +39.2.300.11999 • SWEDEN +46.8.594.70590 FAX: +46.8.594.70581

• GERMANY +49.9287.710 FAX: +49 9287.70435 • JAPAN +81.42.729.0661 FAX: +81.42.729.3400 • UK +44 191 514 8237 FAX: +44 1953 457 722 • ISRAEL +972.3.557.0945 FAX: +972.3.558.9121 • SINGAPORE +65.788.6668 FAX: +65.788.0988 • USA +1 610 407-4800 FAX: +1 610 640-9081

Document Number: 63084 www.vishay.com

Revision 03-Jul-02 N1