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LM2903M
IC COMPARATOR 2 DIFF 8SOIC
- 제조업체
- Mfr.부분 #LM2903M
- 패키지
- 데이터시트
- 재고 있음4128
100% 원래 &새로운
배송 준비 24 시간
365 일 보장
RFQ 및더 많은 할인
사양
| Part Status | Obsolete |
| Base Product Number | LM2903 |
| Type | Standard (General Purpose) |
| Number of Elements | 2 |
| Output Type | Open-Collector, Rail-to-Rail |
| Voltage - Supply, Single/Dual (±) | 2V ~ 36V, ±1V ~ 18V |
| Voltage - Input Offset (Max) | 7mV @ 5V |
| Current - Input Bias (Max) | 0.25µA @ 5V |
| Current - Output (Typ) | 16mA @ 5V |
| Current - Quiescent (Max) | 2.5mA |
| Operating Temperature | -40°C ~ 105°C |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 8-SOIC |
| Packaging | Tube |
개요
Description
Key specifications include a common-mode input voltage range that extends below ground, which is advantageous for applications involving negative voltages. The LM2903M can drive TTL-compatible outputs, making it easy to interface with other digital circuits. Its low propagation delay ensures quick response times, suitable for applications like zero-crossing detection, level shifting, and oscillators.
The LM2903M is available in various package types, including surface-mount options, which facilitate integration into modern circuit designs. Overall, this versatile comparator is widely used in automotive, industrial, and consumer electronics for signal conditioning and control tasks.
Features
1. Dual Comparator: Contains two independent comparators in a single package.
2. Wide Supply Voltage Range: Operates from 2 to 36 V, accommodating a variety of power supply needs.
3. Low Input Offset Voltage: Typically around 2 mV, ensuring accurate comparisons.
4. High Gain: Offers a voltage gain of 100,000 V/V, enhancing sensitivity.
5. Open-Collector Output: Allows easy interfacing with different voltage levels and provides flexibility in output configurations.
6. Broad Operating Temperature Range: Functions effectively from -40°C to +125°C, suitable for harsh environments.
7. Low Power Consumption: Consumes minimal power, making it ideal for battery-operated devices.
These features make the LM2903M versatile for applications such as analog-to-digital conversion, voltage monitoring, and various control systems.
Package
Pinout
Pin Count and Functions:
1. Pin 1 (Non-Inverting Input A): Positive input for the first comparator.
2. Pin 2 (Inverting Input A): Negative input for the first comparator.
3. Pin 3 (Output A): Output for the first comparator.
4. Pin 4 (Ground): Common ground reference.
5. Pin 5 (Non-Inverting Input B): Positive input for the second comparator.
6. Pin 6 (Inverting Input B): Negative input for the second comparator.
7. Pin 7 (Output B): Output for the second comparator.
8. Pin 8 (Supply Voltage): Power supply pin (typically +2V to +36V).
The LM2903M operates as a voltage comparator and is widely used in various applications including signal conditioning, switching, and level detection.
Manufacturer
Application
Equivalent
1. LM393 - A popular dual comparator.
2. TLV170 - A low-power dual comparator.
3. LMV7219 - A low-voltage dual comparator.
4. LM358 - Although primarily an op-amp, it includes comparator functionality in some configurations.
Always check the specific voltage, current, and performance requirements for your application when selecting an equivalent.
배송
배송 방법We
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배송 요금 참조 (DHL/FedEx):
DHL은: 배송 비용은 $25-$45 (0.5kg)에서 2-5 영업일의 추정적 배달 시간이 있습니다.
FedEx는: 배송 비용은 $25-$40 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.
UPS는: 배송 비용은 $25-$45 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.
TNT는: 배송 비용은 $25-$65 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.
EMS는: 배송 비용은 $30-$50 (0.5kg)에서 7-15 영업일의 추정적 배달 시간을 제공합니다.
등록된 항공우편: 배송 비용은 $2-$4 (0.1kg), 예상 배달 시간 5-20 영업일.
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