L4CL LITTELFUSE | Alldatasheet
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Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Littelfuse L4CL Series kelvin sensing, low resistance, high power chip resistors exhibit excellent performance in resistance, noise performance, surface heat distribution and have a lower surface temperature.
Description
■ Tolerance down to 0.3% ■ Separate voltage sensing terminals ■ Ceramic substrate ■ Small size ■ High voltage Features & Benefits ■ Power management ■ Low ESL ■ Server Application RoHS Pb Resources Accessories Samples Additional Information Electrical Specifications Part Number Size Resistance Value Power Rating (W) TCR (ppm / ºC) Standard Package Qty Inch mm Ro (mΩ) Rt (%) L4CL1206LR001FNR 1206 3216 1 ±1 .0% 0.5 ±75 5000 L4CL1206LR002FNR 1206 3216 2 ±1 .0% 0.5 ±75 5000 L4CL1206LR003FNR 1206 3216 3 ±1 .0% 0.5 ±75 5000 L4CL1206LR004FNR 1206 3216 4 ±1 .0% 0.5 ±75 5000 L4CL1206LR005FNR 1206 3216 5 ±1 .0% 0.5 ±50 5000 L4CL1206LR006FNR 1206 3216 6 ±1 .0% 0.5 ±50 5000 L4CL1206LR007FNR 1206 3216 7 ±1 .0% 0.5 ±50 5000 L4CL1206LR008FNR 1206 3216 8 ±1 .0% 0.5 ±50 5000 L4CL1206LR009FNR 1206 3216 9 ±1 .0% 0.5 ±50 5000 L4CL1206LR010DNR 1206 3216 10 ±0.5% 0.5 ±30 5000 L4CL1206LR011DNR 1206 3216 11 ±0.5% 0.5 ±30 5000 L4CL1206LR012DNR 1206 3216 12 ±0.5% 0.5 ±30 5000 L4CL1206LR013DNR 1206 3216 13 ±0.5% 0.5 ±30 5000 L4CL1206LR014DNR 1206 3216 14 ±0.5% 0.5 ±30 5000 L4CL1206LR015DNR 1206 3216 15 ±0.5% 0.5 ±30 5000 L4CL1206LR016DNR 1206 3216 16 ±0.5% 0.5 ±30 5000 L4CL1206LR018DNR 1206 3216 18 ±0.5% 0.5 ±30 5000 L4CL1206LR020DNR 1206 3216 20 ±0.5% 0.5 ±30 5000 L4CL1206LR021DNR 1206 3216 21 ±0.5% 0.5 ±30 5000 L4CL1206LR022DNR 1206 3216 22 ±0.5% 0.5 ±30 5000 L4CL1206LR024DNR 1206 3216 24 ±0.5% 0.5 ±30 5000
Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Part Number Size Resistance Value Power Rating (W) TCR (ppm / ºC) Standard Package Qty Inch mm Ro (mΩ) Rt (%) L4CL1206LR027DNR 1206 3216 27 ±0.5% 0.5 ±30 5000 L4CL1206LR028DNR 1206 3216 28 ±0.5% 0.5 ±30 5000 L4CL1206LR030DNR 1206 3216 30 ±0.5% 0.5 ±30 5000 L4CL1206LR033DNR 1206 3216 33 ±0.5% 0.5 ±30 5000 L4CL1206LR034DNR 1206 3216 34 ±0.5% 0.5 ±30 5000 L4CL1206LR036DNR 1206 3216 36 ±0.5% 0.5 ±30 5000 L4CL1206LR039DNR 1206 3216 39 ±0.5% 0.5 ±30 5000 L4CL1206LR043DNR 1206 3216 43 ±0.5% 0.5 ±30 5000 L4CL1206LR047DNR 1206 3216 47 ±0.5% 0.5 ±30 5000 L4CL1206LR050DNR 1206 3216 50 ±0.5% 0.5 ±30 5000 L4CL1206LR051DNR 1206 3216 51 ±0.5% 0.5 ±30 5000 L4CL1206LR056DNR 1206 3216 56 ±0.5% 0.5 ±30 5000 L4CL1206LR059DNR 1206 3216 59 ±0.5% 0.5 ±30 5000 L4CL1206LR062DNR 1206 3216 62 ±0.5% 0.5 ±30 5000 L4CL1206LR068DNR 1206 3216 68 ±0.5% 0.5 ±30 5000 L4CL1206LR075DNR 1206 3216 75 ±0.5% 0.5 ±30 5000 L4CL1206LR082DNR 1206 3216 82 ±0.5% 0.5 ±30 5000 L4CL1206LR091DNR 1206 3216 91 ±0.5% 0.5 ±30 5000 L4CL1206LR100DNR 1206 3216 100 ±0.5% 0.5 ±30 5000 L4CL2512LR003FYR 2512 6432 3 ±1 .0% 1 ±50 4000 L4CL2512LR004FYR 2512 6432 4 ±1 .0% 1 ±50 4000 L4CL2512LR005FYR 2512 6432 5 ±1 .0% 1 ±30 4000 L4CL2512LR006FYR 2512 6432 6 ±1 .0% 1 ±30 4000 L4CL2512LR007FYR 2512 6432 7 ±1 .0% 1 ±30 4000 L4CL2512LR008FYR 2512 6432 8 ±1 .0% 1 ±30 4000 L4CL2512LR009FYR 2512 6432 9 ±1 .0% 1 ±30 4000 L4CL2512LR010FYR 2512 6432 10 ±1 .0% 1 ±30 4000 L4CL2512LR011FYR 2512 6432 11 ±1 .0% 1 ±30 4000 L4CL2512LR012FYR 2512 6432 12 ±1 .0% 1 ±30 4000 L4CL2512LR013FYR 2512 6432 13 ±1 .0% 1 ±30 4000 L4CL2512LR014FYR 2512 6432 14 ±1 .0% 1 ±30 4000 L4CL2512LR015FYR 2512 6432 15 ±1 .0% 1 ±30 4000 L4CL2512LR016FYR 2512 6432 16 ±1 .0% 1 ±30 4000 L4CL2512LR018FYR 2512 6432 18 ±1 .0% 1 ±30 4000 L4CL2512LR020FYR 2512 6432 20 ±1 .0% 1 ±30 4000 L4CL2512LR021FYR 2512 6432 21 ±1 .0% 1 ±30 4000 L4CL2512LR022FYR 2512 6432 22 ±1 .0% 1 ±30 4000 L4CL2512LR024FYR 2512 6432 24 ±1 .0% 1 ±30 4000 L4CL2512LR027FYR 2512 6432 27 ±1 .0% 1 ±30 4000 L4CL2512LR028FYR 2512 6432 28 ±1 .0% 1 ±30 4000 L4CL2512LR030FYR 2512 6432 30 ±1 .0% 1 ±30 4000 L4CL2512LR033FYR 2512 6432 33 ±1 .0% 1 ±30 4000 L4CL2512LR034FYR 2512 6432 34 ±1 .0% 1 ±30 4000 L4CL2512LR036FYR 2512 6432 36 ±1 .0% 1 ±30 4000 L4CL2512LR039FYR 2512 6432 39 ±1 .0% 1 ±30 4000 Electrical Specifications (Continued)
Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Part Number Size Resistance Value Power Rating (W) TCR (ppm / ºC) Standard Package Qty Inch mm Ro (mΩ) Rt (%) L4CL2512LR043FYR 2512 6432 43 ±1 .0% 1 ±30 4000 L4CL2512LR047FYR 2512 6432 47 ±1 .0% 1 ±30 4000 L4CL2512LR050FYR 2512 6432 50 ±1 .0% 1 ±30 4000 L4CL2512LR051FYR 2512 6432 51 ±1 .0% 1 ±30 4000 L4CL2512LR056FYR 2512 6432 56 ±1 .0% 1 ±30 4000 L4CL2512LR059FYR 2512 6432 59 ±1 .0% 1 ±30 4000 L4CL2512LR062FYR 2512 6432 62 ±1 .0% 1 ±30 4000 L4CL2512LR068FYR 2512 6432 68 ±1 .0% 1 ±30 4000 L4CL2512LR075FYR 2512 6432 75 ±1 .0% 1 ±30 4000 L4CL2512LR082FYR 2512 6432 82 ±1 .0% 1 ±30 4000 L4CL2512LR091FYR 2512 6432 91 ±1 .0% 1 ±30 4000 L4CL2512LR100FYR 2512 6432 100 ±1 .0% 1 ±30 4000 L4CL2512L0M50FYR 2512 6432 0.5 ±1 .0% 0.33 ±100 4000 L4CL2512LR001FYR 2512 6432 1 ±1 .0% 0.5 ±75 4000 L4CL2512LR002FYR 2512 6432 2 ±1 .0% 0.5 ±75 4000 Resistors are available in steps of 1 mOhm. Ratings not indicated in the above table may be available on request. Electrical Specifications (Continued)
Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Temperature De-rating Curve Storage / Environment Conditions Time Temperature TP TL TS(max) TS(min) tP tL tS time to peak temperature PreheatPreheat Ramp-upRamp-up Ramp-downRamp-dow Critical Zone TL to TP Critical Zone TL to TP Profile Feature Pb-Free Assembly Average Ramp-Up Rate (Tsmax to Tp) 3 ºC / second max Preheat Temperature Minimum (Tsmin) 150 ºC Temperature Maximum (Tsmax) 200 ºC Time (Tsmin to (Tsmax) 60–180 seconds Time maintained above Temperature Minimum (TL) Time (tL) 217 ºC 60–150 seconds Peak T emperature (TP) 260 +0 ºC Time within 5 ºC of Actual Peak T emperature (tp) 20–40 seconds Ramp-Down Rate 6 ºC / second Maximum Time 25 ºC to Peak T emperature 8 minutes Maximum Soldering Parameters –Wave Soldering Products should be stored under the following environmental conditions. T emperature: +5 to +35 °C Humidity: 45 to 85% relative humidity Moisture Sensitivity Level: 1, J-STD-020 Do not keep products in environments where they may be subject to particulate contamination or harmful gases such as sulfuric acid or hydrogen chloride as it may cause oxidization on electrodes, resulting poor solderability. Products should be stored in a space that does not expose to high temperatures, vibration, or direct sunlight. Products should be stored in the original airtight packaging until use. -55 0 100 Ambient Temperature (ºC) Rated Power (%) 70 80 120 155
Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Reliability Specifications T est Procedure Specifications ESD HBM, 100pF , 1 .5k ohms Repetition: 5 times Component Classification: 5C (25KV) ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Load Life (Operational Life) Test Temperature: 125°C Applied voltage: rated power (derated Power will be required if temp exceeds the derating point of part) Test Period: 1,000 hours (condition D) ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Biased Humidity Test conditions: 85°C and 85% RH 10% of rated power Test Period 1,000 hours ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. T emp. Cycling (Thermal Shock) Repeat 1,000 cycles as follows: -55°C for 30 minutes 125°C for 30 minutes Transition time of 1 minute max ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. High T emp. Exposure (Storage) Test Temp 125°C Test Period: 1,000 hours No Electrical Load ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Resistance to soldering heat Condition B (Solder dip, no pre-heat) 260°C ±1 .0% Parts must meet initial electrical specs. Resistance to Solvents 3 minute soak 2-3 ounce force 10 strokes/repetition 3 repetitions Appearance: Without distinct damage, and the marking shall be legible. T erminal Strength (SMD) Applied force based on part size ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Flammability UL -94 V-0 or V-1 are acceptable Electrical test not required V-0 burning less than 10 seconds or V-1 burning less than 30 seconds Flame Retardance Mounted parts subjected to voltages from 9.0 to 32 VDC (current clamped up to 500A) No Flame when full automotive battery potential is applied. Vibration Frequency: 10-2,000 Hz Acceleration: 5G Test duration: 20 minutes, 12 cycles ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Mechanical Shock Force: 100G peak Test duration: 6 ms Half-sine waveform Velocity: 12.3ft/sec ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Board Flex 90 mm span between fulcrums 2 mm bend 60 seconds minimum holding time ±1 .0% Appearance: Without distinct damage, and the marking shall be legible. Solderability Non-activated flux dip: 5-10 seconds SAC solder dip: 5 seconds at 245°C A new solder shall cover minimum of 95%.
Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Dimensions Recommended Land Pattern All dimensions in mm Part Number W L T A B C D Part Number P D W1 W2 Loading Packaging Part Number Halogen Free Packaging Option Quantity Quantity & Packaging Codes L4CL1206 Ye s Tape and Reel 5000 NR L4CL2512 Ye s Tape and Réel 4000 YR
Current Sense Resistor Datasheet © 2023 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 04/17/23 Four-Terminal Surface Mount Resistor L4CL Series Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at http://www.littelfuse.com/disclaimer-electronics. Part Numbering System Tape and Reel Specifications L4CL 1206 L R001 F N R Series Quantity Code Tolerance Code Packaging CodeSize Resistance Value Code Littelfuse Surface Mount CSR 4 digit code for all values. R or M denotes decimal position as necessary N = 5,000 Y = 4,000 F = ±1% D = ± 0.5% R = Tape and Reel1206, 2512 Part Number A±5 (mm) N±2 (mm) W1±1 (mm) L4CL1206 178 60 9.0 L4CL2512 178 60 13 Part Number W P0 P P2 A0 B0 D0 F E T T1 K0