RL1220 Datasheet PDF

CYNTEC CO., LTD. DOCUMENT RLA00000 REVISION PAGE A4 1 OF 10 1/4W 1220 LOW RESISTNACE CHIP RESISTOR 1. Scope This specification applies to 2.0mm x 1.25mm size 1/4W, fixed metal film chip resistors rectangular type for use in electronic equipment. 2. Type Designation RL1220 - - (1) (2) (3) (4) Where (1) Series No. (2) Temperature coefficient of resistance T.C.R. (3) Resistance value: refer to paragraph 4-1 For example-Three digits of number ( 0.1 R) R10 = 0.1Ω 1R0 = 1.0Ω Four digits of number R < 0.1Ω R022 = 0.022Ω The “R” shall be used as a decimal point. (4) Resistance tolerance: refer to paragraph 4-1. 3. Construction and Physical Dimensions L a a Code Letter W Dimensions (mm) 1220 2.00 0.2 1.25 0.2 0.40 -0.1 +0.05 L W t t b a b 0.4 0.2 0.4 0.2 Figure 1. Construction and Dimensions CYNTEC CO., LTD. 4. Ratings 4.1 Specification Power Rating* Resistance Value Resistance Tolerance 1/4 W 22mΩ 82mΩ 1%(F) , 5%(J) DOCUMENT RLA00000 REVISION PAGE A4 2 OF 10 0.1Ω 10Ω 1%(F) , 2%(G) Note*: Power Rating is based on continuous full load operation at rated ambient temperature of 70°C.