UCR1206M2490T-T1 datasheet, PDF

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UCR1206M2490T-T1: DescriptionFixed Resistor, Thin Film, 0.25W, 249ohm, 200V, 0.01% +/-Tol, 5ppm/Cel, Surface Mount, 1206, CHIP; CategoryPassive components The resistor; File Size621KB，3 Pages; ManufacturerThin Film Technology Corp (TFT); Environmental Compliance

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UCR1206M2490T-T1 Overview

Fixed Resistor, Thin Film, 0.25W, 249ohm, 200V, 0.01% +/-Tol, 5ppm/Cel, Surface Mount, 1206, CHIP

UCR1206M2490T-T1 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Objectid	145045798241
package instruction	CHIP
Reach Compliance Code	compliant
ECCN code	EAR99
Other features	ANTI-SULFUR, ULTRA PRECISION
structure	Rectangular
JESD-609 code	e3
Installation features	SURFACE MOUNT
Number of terminals	2
Maximum operating temperature	155 °C
Minimum operating temperature	-55 °C
Package height	0.406 mm
Package length	3.2 mm
Package form	SMT
Package width	1.6 mm
method of packing	TR
Rated power dissipation(P)	0.25 W
Rated temperature	70 °C
resistance	249 Ω
Resistor type	FIXED RESISTOR
size code	1206
surface mount	YES
technology	THIN FILM
Temperature Coefficient	5 ppm/°C
Terminal surface	Matte Tin (Sn) - with Nickel (Ni) barrier
Terminal shape	WRAPAROUND
Tolerance	0.01%
Operating Voltage	200 V

UCR1206M2490T-T1 Preview

CR02M580.02A - Page 1 of 3

Product Family:

Part Number Series:

Ultra Reliable Chip Resistor

UCR

Series (Ultra Tight Tolerance)

Construction:



High Purity Alumina Substrate

Ni alloy thin-film resistive element

SiO2 protective barrier

Wrap around electrodes

100% matte tin over Ni terminations

Anti-Sulfur

Features:



0603, 0805 and 1206 sizes

TCR’s to ±2 ppm/°C

Tolerances to 0.01%

SiO2 barrier provides exceptional

stability and reliability, Automotive Grade

High volume production suitable for

commercial and special applications

Description:

These ultra precision, highly stable precision chip resistors are perfect for demanding applications where high reliability

and environmental stability is a must, such as automotive or test and measure applications. The incorporation of a SiO2

protective barrier protects the products and allows for a very stable product with excellent long term reliability.

Product Dimensions:

Dimension

UCR0603

(1608)

0.063 ±0.008

0.031 ±0.008

0.016 ±0.004

0.012 ±0.008

UCR0805

(2012)

0.079 ±0.008

0.049 ±0.008

0.016 ±0.004

0.016 ±0.008

UCR1206

(3216)

0.126 ±0.008

0.063 ±0.008

0.016 ±0.004

0.018 ±0.008

0.016 ±0.008

All dimensions are shown in inches. Metric case sizes are

shown in parenthesis.

Part Numbering:

Ex: UCR0805M2002T-T05

Product

Designator

Size W x L

(English)

0603

0805

1206

Temp. Coefficient

of Resistance

(TCR)

L = ±2ppm/°C

M = ±5ppm/°C

Resistance Value

Resistance

Tolerance

T = ±0.01%

Q = ±0.02%

A = ± 0.05%

B = ±0.10%

D = ±0.50%

T&R Packaging

Quantity

-T05 = 500

-T1 = 1,000

(see note)

UCR

4 digits with the first 3

being significant. The

last digit specifies the

number of zeros.

Note: Refer to available package sizes in the Electrical Specifications section of this document. When requesting

quotes or ordering parts, it is not necessary to add the T&R package quantity (-T##) to the end of the part number.

This will be added by us based on the quantity ordered.

Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /

www.thin-film.com

CR02M580.02A - Page 2 of 3

Electrical Specifications:

Type

Power Rating @ 70°C

UCR0603

1/16 Watt

±0.01% (T)

±0.02% (Q)

± 0.05% (A)

±0.10% (B)

±0.50% (D)

100 ~ 7.5k

UCR0805

1/10 Watt

±0.01% (T)

±0.02% (Q)

± 0.05% (A)

±0.10% (B)

±0.50% (D)

100 ~ 36k

E-24, E-96 Values

UCR1206

1/4 Watt

±0.01% (T)

±0.02% (Q)

± 0.05% (A)

±0.10% (B)

±0.50% (D)

100 ~ 68k

Tolerance% (code)

Resistance Range (Ω)

Resistance Offering

TCR ppm/°C (code)

Max Operating Voltage

Operating Temperature

Packaging

±2 (L)

±5 (V)

100 V

±2 (L)

±5 (V)

150 V

-55°C ~ 155°C

±2 (L)

±5 (V)

200 V

500pcs/reel (T05)

1,000 pcs/reel (T1)

500pcs/reel (T05)

1,000 pcs/reel (T1)

500pcs/reel (T05)

1,000 pcs/reel (T1)

Reliability Specifications:

Test

Test Method

Typical ΔR Limits

Short Time Overload

Applied voltage: 2.5X rated voltage or 2X maximum operating voltage, whichever is less.

Test duration: 5 seconds

Test Temperature: 70°C

Applied voltage: rated voltage

Test period: 2000 hours with power cycling as follows:

90 min. power ON/30 min. power OFF,

Test Condition: 85°C/85% RH

Applied voltage: 1/10 rated power

Test period: 2000 hours with power cycling as follows:

90 min. power ON/30 min. power OFF

Repeat 100 cycles as follows:

-65°C(30 min.) / Room temp (2 min) /

+150°C(30 min.) / Room temp (2 min)

+155°C for 100 hours with no load

± 0.02%

Load Life

± 0.02%

Moisture Load Life

± 0.05%

Temperature Cycle

High Temperature

Exposure

± 0.02%

Load Life Test Data for 3,000Hrs @ 70°C at Rated Power:

Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /

www.thin-film.com

CR02M580.02A - Page 3 of 3

Typical TCR Curve and Thermal Characteristic of Resistance:

Power Derating Curve:

Recommended Mounting Footprints:

Thin Film Technology Corp. / 1980 Commerce Drive, North Mankato, MN 56003 (USA) / (507) 625-8445 /

www.thin-film.com

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