High-precision solder tab sampling resistor

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High-precision solder tab sampling resistor

Features	Applications
1-7 watts	Current Sensing
Tolerance ±5%, ±2%, and ±1%	Drive Technology
TCR down to ±40ppm/°C	Power Electronics
Low Inductance	Home Appliances
Excellent Solderability	Automotive Electronics
RoHS Compliant	Communication Systems
Customizable

Dimensions

C/mm	W/mm	H/mm	A/mm	L/mm	T/mm
2.4~3.5	10~30	7.5~30	3.5±0.5	1.0±0.1	1.5±0.2

Ordering Information

Please provide:Span "W"

Height range "H"
Rated current or rated power height range

Thickness /mm	Overcurrent /A	Material	TCR /ppm/°C	10 mΩ	15 mΩ	20 mΩ	25 mΩ	30 mΩ
				Standard Span (mm) and Resistance Range (mΩ)
1.3×3.5	30	Constantan	±40	2.5~7	2.8~7.6	3.6~8.4	4~8.8	4.4~9
1.3×3.5	28	Karma	±40	7~19	7.8~21	10~23	11~24	12~25
1.3×3.5	30	Nickel	±200	2~5.5	2.5~6	3~6.5	3.5~7	4~7.5
1.1×3.3	25.5	Karma	±40	8.5~25	10~25	12~28	13~29	16~31
1.1×2.8	25.5	Nickel-Copper	±200	2.4~6.5	3~7	3.5~7.7	4.2~8.2	4.8~8.8
1.0×4	33	Nickel-Copper	±200	2~5	2.3~5.5	2.8~6	3.2~6.5	3.7~7
0.9×4	28	Constantan	±40	3.3~9.5	4~10	5~10	5.5~11	6.5~12
0.9×2.7	19	Constantan	±40	5~14	6~15	7.5~15	8.5~16	10~17.5
0.85×2.4	15	Constantan	±40	5~16	6~17	7.5~18	9~19	10~20
0.8×3.3	20	Constantan	±40	4~12	5~13	6~14	7~15	8~16
0.8×3.3	19	Karma	±40	11~33	13~35	17~38	19~40	22~44
0.8×3	19	Constantan	±40	4.5~13	5.5~14	6.6~15	7.7~16	8.8~17
0.8×2.4	15	Constantan	±40	6~17	7.5~18	9~20	11~21	12~22
0.8×2	11	Karma	±40	19~55	22~58	28~64	31~66	37~69
0.7×6	32	Constantan	±40	3.5~6.8	3.5~7.7	4.3~8.5	4.3~8.5	5~9.5
0.6×6	28	Constantan	±40	4~8	4~9	5~10	5~10	6~11
0.6×5	21	Karma	±40	11~29	13~30	15~33	16~34	20~37
0.6×2.4	11.5	Constantan	±40	9~22	10~24	12~25	13~26	15~28
0.6×2.4	10	Karma	±40	26~60	29~66	34~69	37~71	42~77
0.5×6	23.5	Constantan	±40	3.5~10	4.4~11	5.3~12	6.2~13	7~14
0.5×3.5	13.5	Constantan	±40	6~18	7.5~19	9~20.5	11~22	12~24
0.5×3.3	13	Constantan	±40	6~20	8~22	9~23	11~24	12~26
0.5×3.3	11	NiCr	±120	14~44	16~47	20~50	23~53	27~58
0.5×3	12	Constantan	±40	9~22	10~24	11~25	13~26	14~28
0.4×3.3	10	Constantan	±40	8~25	10~27	12~29	14~31	16~33
0.4×3.3	9	NiCr	±120	21~56	25~60	29~65	33~69	38~74
0.4×3	9.5	Constantan	±40	10~27	13~29	14~31	16~34	19~36
0.4×3	8.5	NiCr	±120	23~60	30~65	32~69	36~76	43~81
0.4×2.4	7.5	Constantan	±40	13~35	15~37.5	17.5~40	20~42	23~45
0.4×2.4	7	NiCr	±120	29~78	34~84	40~90	45~95	51~101
0.36×2.4	6	NiCr	±120	28~80	33~87	40~94	48~100	55~107
0.3×6	14	Constantan	±40	5~24	7~25	8~26	9~28	11~29
0.3×4	9	Constantan	±40	8~36	10~38	12~40	14~43	16~44
0.3×3.5	8.5	Constantan	±40	9~41	11~43	13~45	16~48	18~50
0.3×3.3	8	Constantan	±40	9~43	12~46	14~48	16~50	19~53
0.3×3.3	7	Karma	±40	25~120	32~126	39~134	45~140	52~147
0.3×3	7	Constantan	±40	10~45	13~50	15~53	18~56	21~58

Material Resistivity

Material	Resistance Rate
Copper-Nickel	48 μΩ.cm
Constantan	48 μΩ.cm
NiCr	108 μΩ.cm
Karma	133 μΩ.cm

Item Parameters

Items	Parameters
Material	Constantan/Tinned Copper
Diagrammatize	Testpoint A: 3.5mm±0.5mm, H: 17mm±2.0mm, etc.
Resistance Value	5mΩ±1%
Rated Power	5W
Mark	RO05F
Operating Temperature	-65℃~170℃

Endurance Test

Items	Limits	Additional Requirements
Short Time Overload	±1%	Rated power X 5 times, 5s, No mechanical damage
Terminal Strength	>13kg	No mechanical damage
Vibration	Resistance deviation <±0.5%, No appearance damage	10Hz to 2000Hz, 10g, 24H each direction
Resistance to Soldering Heat	±0.5%	260±5℃, 10±1s, No mechanical damage
Solderability	Covered with new solder by 95% at least	245±5℃, 5±0.5s
Temperature Cycle	±1%	-55°C~+125°C, 1000 cycles, No mechanical damage
Biased Humidity	±1%	85°C/85%RH, 1000hrs, 10% of operating power
Load Life	±1%	70±2℃, 1000h, Rated voltage (90 min ON, 30 min OFF)

These tables summarize the key information from the provided content. Note that some tables have been truncated for brevity, and the full details can be expanded as needed.

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