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LTO030FR0100JTE3
Vishay Sfernice
RES 0.01 OHM 30W 5% TO220
1489 Pcs New Original In Stock
10 mOhms ±5% 30W Through Hole Resistor TO-220-2 Full Pack Non-Inductive Thick Film
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (336 Ratings)
LTO030FR0100JTE3
Product Overview
13016902
DiGi Electronics Part Number
LTO030FR0100JTE3-DGManufacturer
Vishay Sfernice
LTO030FR0100JTE3
Description
RES 0.01 OHM 30W 5% TO220Inventory
1489 Pcs New Original In Stock
10 mOhms ±5% 30W Through Hole Resistor TO-220-2 Full Pack Non-Inductive Thick Film
Quantity
Minimum 1
Minimum 1
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LTO030FR0100JTE3 Technical Specifications
Category
Through Hole Resistors
Packaging
Tube
Series
LTO 30
Packaging
Tube
Part Status
Active
Resistance
10 MOhms
Tolerance
±5%
Power (Watts)
30W
Composition
Thick Film
Features
Non-Inductive
Temperature Coefficient
±900ppm/°C
Operating Temperature
-55°C ~ 150°C
Package / Case
TO-220-2 Full Pack
Supplier Device Package
TO-220-2
Size / Dimension
0.409" L x 0.126" W (10.40mm x 3.20mm)
Height - Seated (Max)
0.650" (16.50mm)
Number of Terminations
2
Failure Rate
-
Datasheet & Documents
HTML Datasheet
LTO030FR0100JTE3-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
Not Applicable
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8533.29.0000
Additional Information
Other Names
LT30J-.010
Standard Package
50
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Ils ont su me conseiller avec gentillesse et professionnalisme.
de desembre 02, 2025
丁寧な説明と、親切なアフターサービスに感謝しています。
de desembre 02, 2025
商品到着までのプロセスが非常にスムーズで、信頼しています。
de desembre 02, 2025
I appreciate the uniformity in quality across all my transactions with DiGi Electronics; it’s truly dependable.
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Frequently Asked Questions (FAQ)
What are the key thermal management risks when designing with the LTO030FR0100JTE3 in high-power applications, and how can I ensure reliable operation near its 30W rating?
The LTO030FR0100JTE3 is rated for 30W but requires careful heatsinking to avoid thermal runaway or premature failure. At full power, junction temperatures can exceed safe limits without proper airflow and thermal interface design. Always derate the power based on ambient temperature—use a TO-220-compatible heatsink with thermal resistance below 2.5°C/W and apply thermal paste to minimize interface resistance. Monitor case temperature and keep it below 125°C to maintain reliability, especially in enclosed or high-ambient environments.
Can the LTO030FR0100JTE3 be used as a direct replacement for a 0.01Ω, 30W wirewound resistor like the Vishay WSR30R0100FEA in a motor current sensing circuit?
While both the LTO030FR0100JTE3 and WSR30R0100FEA offer 0.01Ω resistance and 30W power handling, the LTO030FR0100JTE3 uses thick film technology with ±900ppm/°C tempco versus the wirewound’s typically <50ppm/°C. This makes the LTO030FR0100JTE3 less stable under temperature swings, which can introduce gain error in precision current sensing. Only consider replacement if your design tolerates higher TCR-induced drift; otherwise, stick with wirewound or use calibration to compensate.
How does the non-inductive characteristic of the LTO030FR0100JTE3 impact its suitability in high-frequency switching applications like DC-DC converters or inrush limiters?
The LTO030FR0100JTE3 is specified as non-inductive, making it ideal for high-frequency or fast-transient applications where parasitic inductance could cause voltage spikes or ringing. However, real-world layout still matters—keep lead lengths short and avoid loop areas in the current path. While it outperforms wirewound resistors in dI/dt scenarios, verify performance with an oscilloscope under actual switching conditions, as thick film construction can still exhibit minor parasitic effects at very high frequencies (>100kHz).
What are the long-term reliability concerns when operating the LTO030FR0100JTE3 continuously at high ambient temperatures, such as in industrial power supplies or automotive under-hood environments?
Operating the LTO030FR0100JTE3 near its -55°C to 150°C range demands attention to power derating and thermal cycling. Continuous operation above 100°C ambient significantly reduces lifespan due to thick film material stress and contact degradation. Implement active cooling or reduce duty cycle if ambient exceeds 85°C. Also, avoid rapid thermal transients—thicken PCB copper or use thermal vias under the tab to stabilize temperature. Consider conformal coating in humid environments despite its MSL 'Not Applicable' rating, as moisture ingress can still affect long-term stability.
Is the LTO030FR0100JTE3 a viable drop-in alternative to the Bourns CSS2H-30L-0R010E in a battery management system (BMS) for electric vehicles, given both are 0.01Ω, 30W shunt resistors?
Although both the LTO030FR0100JTE3 and Bourns CSS2H-30L-0R010E share similar power and resistance ratings, the Bourns part typically offers better TCR (±50ppm/°C vs ±900ppm/°C) and enhanced surge tolerance. The LTO030FR0100JTE3’s higher tempco may introduce unacceptable measurement drift in BMS current sensing over temperature ranges. Additionally, verify mechanical fit—the TO-220 package of the LTO030FR0100JTE3 may require different mounting than the larger CSS2H form factor. Only proceed if system-level calibration compensates for TCR, and validate EMI/thermal performance under full load conditions.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
LTO030FR0100JTE3 CAD Models
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