Y1485V0077QA0R datasheet(2/5 Pages) VISHAY

Part #	Y1485V0077QA0R

Description	High Precision Bulk Metal® Foil Surface Mount Voltage Divider, TCR Tracking of < 0.5 ppm/°C, Tolerance Match of 0.01 % and Stability of ± 0.005 % (50 ppm)

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Manufacturer	VISHAY [Vishay Siliconix]

Direct Link	http://www.vishay.com

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DSM

Vishay Foil Resistors High Precision Bulk Metal

® Foil Surface Mount Voltage

Divider, TCR Tracking of < 0.5 ppm/°C, Tolerance

Match of 0.01 % and Stability of ± 0.005 % (50 ppm)

www.vishay.com

For any questions, contact: foil@vishay.com

Document Number: 63088

2

Revision: 05-Jun-07

FIGURE 2 - POWER DERATING CURVE

FIGURE 4 - TRIMMING TO VALUES

(Conceptual Illustration)

125

- 55

90

80

- 60

- 40

- 20

0

20

40

60

80

100

120

70

140

70

60

50

40

30

20

10

0

100

110

Ambient Temperature (°C)

Mutual Inductance

Reduction due

to Change in

Current Direction

Current Path

Before Trimming

Note: Foil shown in black, etched spaces in white

Interloop Capacitance

Reduction in Series

Trimming Process

Removes this Material

from Shorting Strip Area

Changing Current Path

and Increasing

Resistance

Current Path

After Trimming

FIGURE 3 - RECOMMENDED LAND

FIGURE 5 - TYPICAL TCR CURVE

(For more details, see table 1)

0.063 ± 0.004

(1.6 ± 0.1)

0.100 ± 0.004

(2.54 ± 0.1)

- 55

- 50

- 25

0

+ 25

+ 50

+ 75

+ 100

+ 125

± 2 ppm/°C

(+ 25 °C reference)

+ 150

+ 100

+ 50

0

- 50

- 100

- 150

- 200

∆R

R

(ppm)

Ambient Temperature (°C)

FIGURE 6 - DIMENSIONS AND IMPRINTING

DIMENSIONS

L

W

H

P

TW

TH

S

t

INCHES

0.160 ± 0.008 0.106 ± 0.008 0.063 ± 0.008 0.031 ± 0.005

0.031 ± 0.004

0.043 ± 0.008

0.100 ± 0.008

0.005 ± 0.002

MILLIMETERS

4.06 ± 0.20

2.69 ± 0.20

1.60 ± 0.20

0.79 ± 0.13

0.79 ± 0.10

1.09 ± 0.20

2.54 ± 0.20

0.13 ± 0.05

w

P

t

L

S

TW

W

E

I

V

T

N

O

R

F

W

E

I

V

E

D

I

S

STAND OFF

BOTTOM VIEW

1

2

3

10K Q 10K

V B0219

VALUE R1

Note:

R1 - between PIN1 and PIN3

R2 - between PIN 2 and PIN3

RATIO TOLERANCE CODE

VALUE R2

DATE CODE

TOP VIEW

1

2

3

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