LM7705MM

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LM7705MM

Switching Voltage Regulators

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  • Mfr. Partie #LM7705MM
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  • En stock19416

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Spécifications

Vue d'ensemble

Description

The LM7705MM is a high-efficiency, low-dropout (LDO) voltage regulator designed primarily for portable applications. It operates from a wide input voltage range and provides a stable output voltage with excellent load and line regulation. This device is particularly noted for its low quiescent current, making it suitable for battery-operated devices where power efficiency is critical.
The LM7705MM features a built-in current limit and thermal shutdown protection, enhancing its reliability and safety in various applications. It is available in a small package, which is advantageous for space-constrained designs.
Key specifications include a typical dropout voltage, high power supply rejection ratio (PSRR), and a range of output voltage options. This makes the LM7705MM ideal for use in mobile phones, tablets, and other consumer electronics requiring a stable power supply while optimizing battery life.
Overall, the LM7705MM combines performance, compactness, and efficiency, making it a popular choice among engineers for designing modern electronics.

Features

The LM7705MM is a precision voltage reference designed for various applications requiring stable and accurate reference voltages. Key features include:
1. Output Voltage: Provides a fixed output voltage of 1.23V, making it suitable for low-voltage applications.
2. Temperature Coefficient: Low temperature drift, typically around ±3 mV/°C, ensuring stable performance over a wide temperature range.
3. Low Output Noise: Designed with low noise output, enhancing performance in sensitive applications.
4. Wide Supply Voltage Range: Operates with a supply voltage range of 2.5V to 12V, providing flexibility in design.
5. High Accuracy: Offers high initial accuracy, typically ±1%, facilitating precise voltage referencing.
6. Low Quiescent Current: Consumes minimal power, making it suitable for battery-operated devices.
7. Compact Package: Available in a surface-mount SOIC-8 package, enabling efficient use of PCB space.
Overall, the LM7705MM is ideal for applications in precision instrumentation, data acquisition systems, and analog-to-digital converters (ADCs).

Package

The LM7705MM is packaged in a 5-pin SOT-23 surface mount package.

Pinout

The LM7705MM is a voltage reference and a power management IC designed for high-performance applications. It typically has a pin count of 8. The primary functions of its pins are as follows:
1. VOUT (Pin 1): Output voltage.
2. GND (Pin 2): Ground reference.
3. VREF (Pin 3): Reference voltage output.
4. R1 (Pin 4): Resistor connection for setting output voltage.
5. R2 (Pin 5): Additional resistor connection for output voltage adjustment.
6. COMP (Pin 6): Compensation pin for stability.
7. VIN (Pin 7): Supply voltage input.
8. ENABLE (Pin 8): Enable/disable control pin.
The LM7705MM offers precision voltage regulation and is commonly used in applications requiring stable voltage references, such as ADCs and DACs.

Manufacturer

The LM7705MM is manufactured by Texas Instruments (TI), a prominent semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing a wide range of analog, digital signal processing (DSP), and embedded processing components. TI's products are widely used in various industries, including automotive, industrial, consumer electronics, and communications. The company is known for its innovation in integrated circuits and has a strong presence in the global electronics market.

Application

The LM7705MM is primarily used in battery-powered applications for voltage regulation, particularly in low-power, high-efficiency systems. Key application areas include portable devices, wireless sensors, energy harvesting, and battery management systems. It is designed for use in low dropout (LDO) voltage regulation, providing low quiescent current and stable output voltage, making it suitable for IoT devices and other energy-sensitive applications.

Equivalent

The LM7705MM is a low-power voltage reference IC. Equivalent products include the LM4041, TL431, and LM1117 for similar voltage reference and regulation functions. For low dropout voltage references, the LM295 and LM1117-ADJ are also options. Always check specifications for exact compatibility and performance requirements.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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