Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 1/20 1. Scope This specification applies for the fuse series of thin film chip fuse made by TA-I. Over Coat 2. Construction Conductor Sn Plating Ceramic Substrate Fuse Element Cu / Ni Plating 3. Type Designation CFS 06 V5 T R50 2 Rated Voltage Chip Fuse Packaging Size V6:63V 04:0402(1005) 06:0603(1608) 12:1206(3216) V5:50V T: Paper Tape (5K/10K) Rated Current R50:0.5A 1R0:1A V3:32V TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 2/20 4. Dimensions Unit: mm Type (Inch Size code) CFS04 (0402) CFS06 (0603) CFS12 (1206) Dimensions (mm) L W C d t 1.0±0.1 0.52±0.05 0.2±0.1 0.25±0.1 0.35±0.05 1.6±0.1 0.8±0.10 0.3±0.2 0.35±0.2 0.45±0.10 3.1±0.1 1.55±0.10 0.5±0.3 0.50±0.2 0.60±0.10 5. Applications and ratings Part Designation CFS04V3TR50 CFS04V3TR80 CFS04V3T1R0 CFS04V3T1R25 CFS04V3T1R50 CFS04V3T1R60 CFS04V3T2R0 CFS04V3T2R50 CFS04V3T3R0 CFS04V3T3R15 CFS04V3T4R0 Rated Marking Current F K L M P N S T 3 U W 0.50A 0.80A 1.00A 1.25A 1.50A 1.60A 2.00A 2.50A 3.00A 3.15A 4.00A Fusing Time Open within 5sec.at250% rated current Resistance (mΩ) Body Rated Breaking Temperature Voltage Capacity rising Tolerance±25% 300 78 75 44 34.5 29.5 23 18 15 14 10 DC 32V DC32V 35A <75℃at 100% rated current *Resistance valve was measured with less than 10% of rated current TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Part Designation Fusing Time Resistance (mΩ) Marking Rated Current CFS06V5TR40 E 0.4A Tolerance± 25% 350 CFS06V5TR50 F 0.50A 232 CFS06V3TR63 CFS06V3TR70 CFS06V3TR80 CFS06V3T1R0 CFS06V3T1R25 CFS06V3T1R50 CFS06V3T1R60 CFS06V3T2R0 CFS06V3T2R50 CFS06V3T3R00 CFS06V3T3R15 CFS06V3T4R0 CFS06V3T5R0 I J K L M P N S T 3 U W Y 0.63A 0.70A 0.80A 1.00A 1.25A 1.50A 1.60A 2.00A 2.50A 3.00A 3.15A 4.00A 5.00A 150 148 113 67 50 42 40 27 19.5 16 15 11 8 CFS06V3T6R0 6 6.00A Open within 5sec.at250% rated current Rated Voltage DC 50V DC 32V Document No TCFS-XX0S004I Issued date 2012/11/26 Page 3/20 Breaking Capacity Body Temperature rising 50A DC50V/ AC35V 50A DC32V/ AC35V <75℃at 100% rated current 6 *Resistance valve was measured with less than 10% of rated current Part Designation Rated Marking Current Fusing Time Resistance (mΩ) Body Rated Breaking Temperature Voltage Capacity rising Tolerance±25% CFS12V6TR50 F 0.50A 596 CFS12V6TR80 K 0.80A 165 CFS12V6T1R0 L 1.00A 132 CFS12V6T1R25 M 1.25A 90 CFS12V6T1R50 P 1.50A CFS12V6T2R0 S 2.00A CFS12V3T2R50 T 2.50A CFS12V3T3R00 3 3.00A 23 CFS12V3T4R0 W 4.00A 15.5 CFS12V3T5R0 Y 5.00A 13 CFS12V3T7R0 Z 7.00A 7 Open within 5sec.at250% rated current DC 63V DC63V 50A 79 <75℃at 100% rated current 41 33 DC 32V DC32V 50A *Resistance valve was measured with less than 10% of rated current TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 4/20 6. Temperature Derating Curve 6.1 Normal Ambient Temperature: 25℃ 6.2 Operating Temperature: -20℃~105℃,whit proper Derating factor as below: 105 7. Reliability Tests Parameter Requirement Test Method Carrying capacity No fusing Rated current ,4hr Fusing Time Within 5sec 250% of its rated current Interrupting Ability No mechanical damages After the fuse is interrupted ,rated voltage applied for 30sec again Bending Test No mechanical damages Distance between holding points: 90mm, Bending:3mm,1time ,30sec Resistance to solder Heat ±20% 260℃±5℃,10±1second Solder ability 95% coverage minimum 235℃±5℃, 2±0.5second 245℃±5℃, 2±0.5second (Lead Free) Temperature Rise <75℃ 100% of its rated current, Measure of surface temperature Resistance to Dry Heat ±20% 105℃±5℃,1000 hrs Resistance to Solvent No evident damages on protective coating and marking 23℃±5℃of Isopropyl alcohol 90second Residual Resistance 10kΩ and more Measure DC resistance after fusing △R< 10 % -20℃/+25℃/+125℃/+25℃, 10 cycles Thermal Shock TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 5/20 8. Marking Symbol for Rating Current Symbol Rating Current(A) E F I J K L M P N S T 3 U W Y Z 0.4 0.5 0.63 0.7 0.8 1 1.25 1.5 1.6 2 2.5 3 3.15 4 5 7 9. Taping & Reel 9.1 Taping Dimensions 4mm pitch paper Packing Type A B W F E P1 P2 P0 D0 Paper Tape CFS04 0.7±0.05 1.2±0.05 8.0±0.2 3.5±0.05 1.75±0.1 2.0±0.1 2.0±0.05 4.0±0.1 +0.1 ψ1.5 0 Paper Tape CFS06 1.1±0.1 1.9±0.1 8.0±0.2 3.5±0.05 1.75±0.1 4.0±0.1 2.0±0.05 4.0±0.1 ψ1.5 Paper Tape CFS12 2.0±0.15 T 0.45±0.1 +0.1 0.64±0.1 -0 +0.1 3.6±0.2 8.0±0.2 3.5±0.05 1.75±0.1 4.0±0.1 2.0±0.05 4.0±0.1 ψ1.5 0.84±0.1 -0 Unit: mm Paper Tape Type CFS Size 2 mm pitch 04 180mm/R 10000 Type series Paper Tape 4 mm pitch 180mm/R CFS CFS 06 12 5000 5000 TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 6/20 9.2 Reel Specifications Unit: mm Series CFS04 CFS06 CFS12 ψA ψB 178 ±2.0 60.0±1.0 ψC W 13.0±1.0 9.0±1.0 T 11.4±2.0 9.3 Peel –off force : PULL 300 mm/min Top cover tape 10〜15∘ STANDARD : 0.1 ~ 0.7 N carrier tape 10. Storage Conditions: Temperature: 5℃~35℃,Humidity:40%~75% 11. Shelf Life: 2 years from manufacturing date TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 7/20 12. Label Date Code Rating current Type QTY: 5000 PCS R50 LOT NO: T942F0032K 0942 250% CFS06V5T Customer Label 13. Recommended land patterns Chip Fuse Land pattern Type Dimension Size a b c CFS 04 ( 0402 ) 0.5~0.6 1.4~1.6 0.4~0.6 CFS 06 ( 0603 ) 0.7~0.9 2.0~2.2 0.8~1.0 CFS 12 ( 1206 ) 2.0~2.4 4.4~5.0 1.5~1.8 TA-I TECHNOLOGY CO., LTD Document No TCFS-XX0S004I Issued date 2012/11/26 Page 8/20 Thin Film Chip Fuse 14. Recommend IR – Reflow profile : (solder : Sn96.5 / Ag3 / Cu0.5) Peak : 250 5 ℃ , 5 sec 0 Pre – heat Zone : 150 to 180 ℃, 90±30 sec Soldering Zone : 230℃ or higher , 30±10 sec 15. Approval by UL248-14 The fuses have been approved by UL. File No. of UL Recognition is E241710 16. ECN Engineering Change Notice: The customer will be informed with ECN if there is significant modification on the characteristics and materials described in Approval Sheet. 17. Manufacturing Country & City : TA-I TECHNOLOGY CO., LTD. ( Taiwan– Tao Yuan ) Tel: (+886) 3-3246169 Fax : (+886) 3-3246167 Associated companies : (1)TA-I TECHNOLOGY ( SU ZHOU ) CO., LTD. ( China – Su Zhou) Tel : (+86) 512-63457879 Fax : (+86) 512-63457869 (2) TA-I TECHNOLOGY ELECTRONIC (DONGGUAN ) CO., LTD. ( China –Dongguan ) Tel : (+86) 769-8339-4790〜3 Fax : (+86) 769-8339-4794 (3) FORTUNE TASK RESISTOR FACTORY ( China – Dongguan ) Tel : (+86) 769-8339-4790〜3 Fax : (+86) 769-8339-4794 (4) TAI OHM ELECTRONICS ( M ) SDN. BHD. ( Malaysia – Penang ) Tel : (+60) 4- 3900480 Fax : (+60) 4-3901481 (5) P.T.TAI ELECTRONIC Indonesia ( Indonesia – Jakarta ) Tel : (+62) 21-44820254 Fax : (+62) 21-44820256 TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 9/20 ★ Selection Guideline of Fuse: ■Checklist of selection factors ◎Normal operating current ◎Normal operating voltage ( AC or DC ) ◎Ambient Temperature ◎Overload current and length of time in which the fuse must open . ◎Type of fuse ( SMD or Tube ) and physical size limitation ( 0603 or 1206 ) ◎Agency Approval required ( e.g., UL248-14 ) ■ Normal operating current e.g., Rectangular Wave, If I p = 1.5 A , Normal operating current = 1.5 A TA-I TECHNOLOGY CO., LTD Document No TCFS-XX0S004I Issued date 2012/11/26 Page 10/20 Thin Film Chip Fuse █ Derating ratio for different ambient Temperature ◎ Referring to bottom figure and select the appropriate derating ratio : e.g., Ambient temperature is 60 degree C the derating ratio ≒ 0.95 105 █ Calculating the required rating of fuse needed . ◎ Safety coefficient : 70 % is safety coefficient from practical experience Normal Operating Current ◎ < rating current of fuse 0.7 x derating ratio Ambient temperature Safety coefficient e.g., Condition : Normal operating current =1.5 A Ambient temperature 40 ℃ : Derating ratio ≒ 0.95 1.5 0.7 x 0.95 < rating current of fuse 2.255 < rating current of fuse TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 11/20 ■ Determination of the type of fuse e.g., Condition : ◆ Calculating value =2.255 A ◆ Normal operating voltage , 2.255A < rating current of fuse : DC 12 V ◆ Following bottom index-table : Suggesting use CFS06V3T2R50 . Part Part Part Rated Rated Rated Rated Marking Marking Current Voltage Designation Current Voltage Designation Designation CFS04V3TR50 F 0.5A 32V CFS04V3TR80 K 0.80A CFS04V3T1R0 L CFS04V3T1R25 CFS06V5TR40 Marking Rated Rated Current Voltage E 0.40A 50V CFS12V6TR50 F 0.50A 63V 32V CFS06V5TR50 F 0.5A 50V CFS12V6TR80 K 0.80A 63V 1.00A 32V CFS06V3TR63 I 0.63A 32V CFS12V6T1R0 L 1.00A 63V M 1.25A 32V CFS06V3TR70 J 0.7A 32V CFS12V6T1R25 M 1.25A 63V CFS04V3T1R50 P 1.50A 32V CFS06V3TR80 K 0.80A 32V CFS12V6T1R50 P 1.50A 63V CFS04V3T1R60 N 1.60A 32V CFS06V3T1R0 L 1.00A 32V CFS12V6T2R0 S 2.00A 63V CFS04V3T2R0 S 2.00A 32V CFS06V3T1R25 M 1.25A 32V CFS12V3T2R50 T 2.50A 32V CFS04V3T2R50 T 2.50A 32V CFS06V3T1R50 P 1.50A 32V CFS12V3T3R00 3 3.00A 32V CFS04V3T3R0 3 3.00A 32V CFS06V3T1R60 N 1.60A 32V CFS12V3T4R0 W 4.00A 32V CFS04V3T3R15 U 3.15A 32V CFS06V3T2R0 S 2.00A 32V CFS12V3T5R0 Y 5.00A 32V CFS04V3T4R0 W 4.00A 32V CFS06V3T2R50 T 2.50A 32V CFS12V3T7R0 Z 7.00A 32V CFS06V3T3R00 3 3.00A 32V CFS06V3T3R15 U 3.15A 32V CFS06V3T4R0 W 4.00A 32V CFS06V3T5R0 Y 5.00A 32V CFS06V3T6R0 6 6.00A 32V ■ Inrush current : ◆ Considering inrush waveform & calculate I2t (A2s) value ◆ Choosing fuse’s I2t (A2s) value > calculate I2t (A2s) value ◆ Considering Ratio of I2t repeat numbers to blowing . ◆ Confirm with us. e.g., choosing 0603 Fuse Condition : 1. Rectangular Wave , Ip = 4 A , t = 1 ( ms ) , Calculate Ip2t = 42 x 1 x 10 –3 = 0.016 (A2s) CFS06V3T2R50 ( I2t = 0.200 (A2s) ) 2. Choosing 3. Inrush shock : 100,000 times ( ≒0.35 ) , Page 12 index-table Inrush derating ratio TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse 4. Document No TCFS-XX0S004I Issued date 2012/11/26 Page 12/20 Calculating : 1. Choosing fuse’s I2t (A2s) value X Derating ratio 2. 0.200 x 0.35 = 0.070 (A2s) I2t (A2s) value > calculate Inrush 100,000 times 3. 0.070 > 0.016 The fuse is able to meet circuit‘s application 2 2 TA-I FUSE I t (A s) CFS04V3TR50 Typical 2 2 I t (A s)* 0.00370 CFS06V5TR40 Typical 2 2 I t (A s)* 0.004 CFS12V6TR50 Typical 2 2 I t (A s)* 0.030 CFS04V3TR80 0.00947 CFS06V5TR50 0.009 CFS12V6TR80 0.068 CFS04V3T1R0 0.01479 CFS06V3TR63 0.017 CFS12V6T1R0 0.098 CFS04V3T1R25 0.02310 CFS06V3TR70 0.023 CFS12V6T1R25 0.155 CFS04V3T1R50 0.02400 CFS06V3TR80 0.024 CFS12V6T1R50 0.236 CFS04V3T1R60 0.03734 CFS06V3T1R0 0.026 CFS12V6T2R0 0.339 CFS04V3T2R0 0.04040 CFS06V3T1R25 0.057 CFS12V3T2R50 0.605 CFS04V3T2R50 0.06760 CFS06V3T1R50 0.081 CFS12V3T3R00 0.933 CFS04V3T3R0 0.09860 CFS06V3T1R60 0.086 CFS12V3T4R0 1.537 CFS04V3T3R15 0.10868 CFS06V3T2R0 0.115 CFS12V3T5R0 2.533 CFS04V3T4R0 0.11450 CFS06V3T2R50 0.200 CFS12V3T7R0 5.684 CFS06V3T3R00 0.210 CFS06V3T3R15 0.279 CFS06V3T4R0 0.326 CFS06V3T5R0 0.622 CFS06V3T6R0 2.700 Part Number Part Number Part Number 2 Note*: Typical I t value is measured at 10x-rated current, Application with surge over 10x-rated current. Please confirm with us. TA-I chip fuse Clearing by repeater rush current Ratio of I2t 1 0.1 10 100 1000 10000 100000 2 Ratio of I t Repeat numbers to blowing TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 13/20 Inrush Waveform TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 14/20 4A 2A 2.5A 3A 3.15A 1.6A 1A 1.25A 1.5A 0.8A 0.5A TA-I 0402(250%)Chip Fuse I-t Curve 100 Clearing time(S) 10 1 0.1 0.01 0.001 0.1 1 Current (A) 10 100 TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 15/20 TA-I 0402(250%) Chip Fuse I2-t Curve 4A 3.15 3A 2.5A 2A 1.6A 1.5A 100 10 1.25A 1A 0.8A Joule integral (A2*S) 0.5A 1 0.1 0.01 0.001 0.001 0.01 0.1 1 Clearing time in second TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 16/20 TA-I 0603 (250%) Chip Fuse I-t Curve TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 17/20 TA-I 0603 (250%) Chip Fuse I2-t Curve TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 18/20 1.5 2A 2.5 3A 4A 5A 7A 1A 1.25 0.8A 0.5A TA-I 1206(250%) Chip Fuse I-t Curve 100 Clearing time(S) 10 1 0.1 0.01 0.001 0.1 1 10 100 Current (A) TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 19/20 TA-I 1206(250%) Chip Fuse I2-t Curve 1000 7A 5A 100 4A 3A 2.5A Joule integral (A2*S) 2A 1.5A 1.25A 1A 10 0.8A 0.5A 1 0.1 0.01 0.001 0.01 0.1 1 Clearing time in second TA-I TECHNOLOGY CO., LTD Thin Film Chip Fuse Document No TCFS-XX0S004I Issued date 2012/11/26 Page 20/20 Test Circuit Board a e f c b d Type a b c d e f CFS0402 19 6 0.84 2.6 0.61 0.6 CFS0603 19 6 1.60 2.6 1.15 0.9 CFS1206 19 6 2.40 2.6 1.90 1.0 Unit: mm TA-I TECHNOLOGY CO., LTD