LM2903DT
- Mfr.Part #
- LM2903DT
- Manufacturer
- ROHM Semiconductor
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC COMPARATOR DUAL 0.4MA 8-SOIC
- Stock
- 75,801
- In Stock :
- 75,801
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Comparators
- Operating Temperature :
- -40°C~125°C
- Input Bias Current :
- 25nA
- Current - Output (Typ) :
- 16mA @ 5V
- Number of Functions :
- 2
- Power Dissipation :
- 710mW
- Pin Count :
- 8
- Mount :
- Surface Mount
- Weight :
- 4.535924g
- Length :
- 5mm
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Propagation Delay :
- 1.3 μs
- Voltage Gain :
- 106.02dB
- Response Time :
- 1.3 μs
- Radiation Hardening :
- No
- Type :
- GENERAL PURPOSE
- Base Part Number :
- LM2903
- Nominal Supply Current :
- 1mA
- Supply Voltage Limit-Max :
- 36V
- Max Input Current :
- 250nA
- Contact Plating :
- Tin
- Voltage - Supply, Single/Dual (±) :
- 2V~36V ±1V~18V
- Voltage - Input Offset (Max) :
- 7mV @ 5V
- Average Bias Current-Max (IIB) :
- 0.4μA
- Supply Voltage :
- 5V
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Output Type :
- CMOS, DTL, ECL, MOS, Open-Collector, TTL
- Factory Lead Time :
- 6 Weeks
- Number of Pins :
- 8
- Max Power Dissipation :
- 710mW
- JESD-609 Code :
- e3
- Height :
- 1.75mm
- Output Current per Channel :
- 16mA
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 260
- Number of Terminations :
- 8
- Input Offset Voltage (Vos) :
- 1mV
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Lead Free :
- Lead Free
- ECCN Code :
- EAR99
- Ambient Temperature Range High :
- 125°C
- REACH SVHC :
- No SVHC
- Quiescent Current :
- 2.5mA
- Power Supplies :
- 5/30V
- Max Supply Current :
- 1mA
- Max Junction Temperature (Tj) :
- 150°C
- Terminal Form :
- Gull wing
- Turn On Delay Time :
- 1.3 μs
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Output Current :
- 16mA
- Width :
- 4mm
- Number of Circuits :
- 2
- Packaging :
- Tape and Reel (TR)
- Datasheets
- LM2903DT

Comparators ROHM Semiconductor LM2903DT Overview
The LM2903DT from ROHM Semiconductor stands out as a high-performance dual comparator, meticulously designed to cater to a variety of voltage and current sensing applications across multiple sectors. This IC features a low-power consumption profile, drawing only 0.4mA, which makes it ideal for energy-sensitive applications. Encapsulated in an 8-SOIC package, the LM2903DT offers robust functionality in a compact form factor, enhancing its integration in space-constrained environments. This product is particularly tailored for clients needing reliable, precise voltage comparison in bulk purchasing scenarios, facilitating wide deployment in commercial and industrial electronics.
LM2903DT Features
- Dual differential inputs for versatile sensing
- Low supply current (0.4mA) ideal for battery-operated devices
- Wide single-supply range and dual supplies ranging from ±1V to ±18V
- Low input bias current, enhancing accuracy in low power applications
- High input voltage range operational from -0.3V to 36V
- Output compatible with TTL, MOS, and CMOS
LM2903DT Applications
- Automotive systems: Used in engine control units for comparing sensor inputs and ensuring proper engine function.
- Power supply control: Monitors different voltage levels within power supplies to prevent overvoltage or undervoltage conditions.
- Battery chargers: Ensures batteries charge within safe voltage limits, enhancing battery longevity and safety.
- Alarm systems: Sensitive to slight voltage changes, it can trigger alarms based on specified thresholds, ensuring enhanced security.
- Consumer electronics: Integrated in devices like thermostats or hand-held devices, comparing environmental inputs to user settings.
- Industrial electronics: Utilized in system monitoring equipment to compare operational voltages, ensuring machinery runs within safe parameters.
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