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NDC3105LT1G
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Product Detailed Parameters
- Description：IC PWR DRIVER SOT23-3
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Tape & Reel (TR),Tape & Reel (TR),Bulk
- Switch Type：-
- Number of Outputs：-
- Ratio - Input:Output：-
- Output Configuration：-
- Output Type：-
- Interface：-
- Voltage - Load：-
- Voltage - Supply (Vcc/Vdd)：-
- Current - Output (Max)：-
- Rds On (Typ)：-
- Input Type：-
- Features：-
- Fault Protection：-
- Operating Temperature：-
- Mounting Type：Surface Mount
- Supplier Device Package：SOT-23-3 (TO-236)
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Grade：-
- Qualification：-
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Overview
The NDC3105LT1G is a dual-channel load driver manufactured by onsemi, designed for automotive applications. It integrates two high-side switches with current sensing capabilities and protection features. The device operates within a voltage range of 4.5V to 27V and supports continuous output currents up to 1.5A per channel. Key electrical parameters include an on-resistance of 0.6 ohms typical and a short-circuit withstand time of 10 seconds. It features thermal shutdown and over-current protection, ensuring reliable operation in harsh environments.
Feature Summary
- Integrates dual high-side switches with independent control inputs
- Provides integrated current sensing for diagnostic feedback
- Includes comprehensive protection against short circuits and thermal overload
Applications
- Automotive lighting systems
- Heated seat and mirror actuators
- Fan and pump motor control
Procurement Notes
Verify the specific suffix 'G' indicates RoHS compliance and halogen-free status as per onsemi standards. Confirm the package type matches the design requirements, typically SOT-223 or similar depending on the exact revision. Ensure the ordering part number aligns with the required tape and reel quantity specified in the official datasheet to avoid packaging discrepancies during assembly.
Selection Notes
Select this component when dual-channel load driving with integrated sensing is required. It is suitable for applications needing moderate current handling with built-in fault protection. Consider the thermal performance and on-resistance values relative to the expected load current. Verify compatibility with the system's supply voltage range and control logic levels before integration into the circuit design.
Part Context
This part belongs to onsemi's automotive-grade load driver family, designed for robust performance in vehicle electronics. It complements other power management solutions by providing precise control and diagnostics for peripheral loads. The series emphasizes reliability and safety, meeting stringent automotive standards for functional integrity and environmental resilience in critical subsystems.
Replacement Considerations
Check for direct pin-to-pin compatible alternatives from onsemi or other manufacturers offering similar dual-channel configurations. Verify that substitute parts match the voltage ratings, current capabilities, and protection features. Ensure any replacement maintains the same interface characteristics and thermal performance to guarantee seamless integration without redesigning the surrounding circuitry.
