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NJM2903M
8-Pin DMP Comparator with Dual Inputs
Brands: Nisshinbo Micro Devices
Mfr.Part #: NJM2903M
Datasheet: NJM2903M Datasheet (PDF)
Package/Case: DMP-8
Product Type: Analog Comparators
RoHS Status:
Stock Condition: 9914 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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Add To BomNJM2903M General Description
The NJM2903M is an integrated circuit (IC) that belongs to the LM2903 series of voltage comparator ICs. It is manufactured by New Japan Radio Co., Ltd. This IC consists of two independent precision voltage comparators with an input common-mode voltage range that includes ground. It operates from a single power supply over a wide range of voltages, typically from 2V to 36V. The NJM2903M features low input bias current and offset current, making it suitable for applications requiring precise comparisons, such as voltage monitoring, level shifting, and signal conditioning circuits. It has a high slew rate, enabling fast response times in dynamic comparator applications. The IC is available in miniature surface-mount packages, ensuring compatibility with modern compact circuit designs. With its reliable performance and compact size, the NJM2903M is widely used in various electronic devices and systems across industries such as automotive, industrial automation, and consumer electronics
Features
- Dual voltage comparator
- Low input bias current: 25nA
- Low input offset current: 5nA
- Low supply current: 0.3mA/ch
- Wide single-supply voltage range: 3V to 36V
- Low input offset voltage: 2mV
Application
- Comparator circuits
- Voltage monitoring circuits
- Switching power supply control
- Signal amplification circuits
- Level detectors
- Window comparators
- Pulse width modulation circuits
- Electronic speed controllers
- Battery chargers
- Precision voltage reference circuits
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Category | Analog Comparators | RoHS | Details |
| Mounting Style | SMD/SMT | Package / Case | DMP-8 |
| Number of Channels | 2 Channel | Output Type | Open Collector |
| Response Time | 1.5 us | Comparator Type | General Purpose with Reference |
| Supply Voltage - Min | 2 V | Supply Voltage - Max | 36 V |
| Operating Supply Current | 1 mA | Output Current per Channel | 6 mA |
| Vos - Input Offset Voltage | 7 mV | Ib - Input Bias Current | 250 nA |
| Minimum Operating Temperature | - 40 C | Maximum Operating Temperature | + 85 C |
| Series | NJM2903 | Brand | Nisshinbo |
| Ios - Input Offset Current | 50 nA | Minimum Dual Supply Voltage | 1 V |
| Operating Supply Voltage | 36 V | Pd - Power Dissipation | 300 mW |
| Product | Analog Comparators | Product Type | Analog Comparators |
| Reference Voltage | No | Shutdown | No Shutdown |
| Factory Pack Quantity | 2000 | Subcategory | Amplifier ICs |
| Tradename | NJM2903 | Vcm - Common Mode Voltage | Negative Rail - 0.3 V to Positive Rail 36 V |
| Unit Weight | 0.002681 oz |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The NJM2903M is a dual operational amplifier chip commonly used in various electronic circuits. It offers low power consumption, high voltage gain, and a wide operating voltage range, making it suitable for a range of applications. The chip is known for its reliability and stable performance, making it a popular choice in various industries such as automotive, consumer electronics, and telecommunications.
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Equivalent
Some equivalent products of the NJM2903M chip are LM393, LM2903, MCP602, and TL082. -
Features
The NJM2903M is a dual operational amplifier with low input offset voltage, high input impedance, and low current consumption. It is designed for general-purpose applications and operates from a single power supply. The device also offers high versatility in a compact package. -
Pinout
The NJM2903M is a dual operational amplifier. It has a pin count of 8, with pins numbered from 1 to 8. Pin 1 is the non-inverting input of amplifier 1. Pin 2 is the inverting input of amplifier 1. Pin 3 is the output of amplifier 1. Pin 4 is the V- power supply. Pin 5 is the V+ power supply. Pin 6 is the output of amplifier 2. Pin 7 is the inverting input of amplifier 2. Pin 8 is the non-inverting input of amplifier 2. -
Manufacturer
The manufacturer of the NJM2903M is New Japan Radio Co., Ltd. It is a Japanese semiconductor company that specializes in the design and production of integrated circuits for various industries, including automotive, consumer electronics, industrial, and communication sectors. -
Application Field
The NJM2903M is a dual voltage comparator commonly used in various application areas, including voltage level detection, battery monitoring, threshold detection, signal conditioning, and overcurrent/voltage protection circuits. It is well-suited for applications requiring precision and accuracy in signal comparison and monitoring. -
Package
The NJM2903M chip is packaged in a SOP-8 (Small Outline Package 8-lead) form. Its size is typically around 6.4mm x 5.0mm.
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