Thin film resistive layer - Cermet Cm 30 or Cm 50


PRODUCT SPECIFICATION


SUBSTRATE
Glass, Sital, Polished Ceramic, Ceramic as Fired, others on request

CONTACT
Ti + Pd + Au, NiCr +Ni + Au, Cr + Ni +Au, others on request

SPECIFIED AREA
up to 3 mm to edge

RESISTOR VALUES
900 - 1.100 Ω / sq. - Cm 30, others on request
600 - 1.500 Ω / sq. - Cm 50, others on request

UNIFORMITY OF FINAL SHEET RESISTIVITY
Annealing 2 h/350
C:

complete delivery:   ± 15% on ceramic
complete delivery:   ± 10% on glass
within batch:             ± 6%   on ceramic
within batch:             ± 3%   on glass

STABILITY, MAXIMUM RESISTIVE CHANGE
after 1.000 h at 125 °C:     < 0.14% on ceramic and glass
after 1.000 h at 150 °C:     < 0.16% on ceramic and glass
after 10.000 h at 125 °C:   < 0.17% on ceramic and glass
after 10.000 h at 150 °C:   < 0.20% on ceramic and glass

TEMPERATURE COEFFICIENT OF RESISTANCE
TCR within -55 °C to +150 °C:
absolute - ppm/°C:         0 ±
30   Cm 30
absolute - ppm/°C:         0 ± 50   Cm 50
tracking - ppm/(°C.cm):    < 5   Cm 30, Cm 50


Back to "Resistive layers" page