LT1964ES5-5

Name: LT1964ES5-5
Brand: Analog Devices
Rating: 4.5 (10 reviews)
Author: Lisleapex

Negative 5V low-dropout regulator in a small 5-pin TSOT-23 package, supporting up to 0.2A output current

3,632 Effective Inventory

LT1964ES5-5

Effective Inventory3,632

Negative 5V low-dropout regulator in a small 5-pin TSOT-23 package, supporting up to 0.2A output current

Manufacturer Part # : LT1964ES5-5
Package/Case: SOT23-5
Part Status : OBSOLETE
Brand: Analog Devices
Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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LT1964ES5-5 DataSheet

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LT1964ES5-5 Details

The LT1964ES5-5 is an LDO Regulator from Analog Devices Inc., designed for noise bypassing and output capacitor stabilization in automotive applications. This device features a negative 5V, 0.2A output voltage with specific temperature and package configurations, making it suitable for compact circuit designs.

Key Features

- Regulated Output Voltage with Specific Conditions: The LT1964ES5-5 provides a regulated output voltage under specific operating conditions.
Operating Temperature Range: Operates over an extended temperature range from -40°C to 125°C.
Package Configuration: Available in a 5-Lead Plastic SOT-23 package for compact circuit designs.
Output Voltage Noise Specifications: Features output voltage noise specifications for reliable operation.

Application

Noise Bypassing Application: The LT1964ES5-5 is commonly used in applications where noise bypassing and output capacitor stabilization are crucial for reliable operation.
Total Supply Current Drawn from Input (-Vin): Minimizes total supply current drawn from input (-Vin) to reduce standby power consumption.

Where to Use

The LT1964ES5-5 is suitable for use in a variety of automotive and industrial applications where noise bypassing and output capacitor stabilization are essential. This includes battery-powered systems, automotive electronics, and other applications where power management and low dropout voltage regulation are critical.

How to Use

To use the LT1964ES5-5, connect the input (-Vin) to a stable power source, and attach the regulated output to your circuit. Ensure proper grounding and ensure the device is installed in compliance with applicable electrical codes and regulations.

(Tip: For detailed usage instructions, refer to the datasheet for specific application guidance.)

Application Circuit

The application circuit diagram for the LT1964ES5-5 illustrates how to connect the regulator to your device or module. It includes connections for power supply, ground, and input (-Vin), ensuring proper operation and reliable voltage regulation.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

LD1117V5.0: A comparable low-dropout voltage regulator from STMicroelectronics with similar features and performance.
MIC5214-5.1: An alternative low-dropout voltage regulator from Micrel with equivalent functionality and specifications.

Complementary

The LT1964ES5-5 can be complemented by the LT3015, which offers higher current capabilities and a wider operating temperature range, suitable for more demanding applications where reliable voltage regulation is critical.

When selecting complementary regulators, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	LDO Voltage Regulators	RoHS	N
Mounting Style	SMD/SMT	Package / Case	SOT-5
Output Voltage	- 5 V	Output Current !	200 mA
Number of Outputs	1 Output	Polarity	Negative
Quiescent Current !	30 uA	Input Voltage, Min	- 20 V
Input Voltage, Max	- 1.9 V	PSRR / Ripple Rejection - Typ	54 dB
Output Type	Fixed	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature !	+ 125 C	Dropout Voltage !	340 mV
Series	LT1964	Brand	Analog Devices
Dropout Voltage - Max	420 mV	Line Regulation !	15 mV
Load Regulation !	15 mV	Operating Supply Current	30 uA
Product	LDO Voltage Regulators	Product Type !	LDO Voltage Regulators
Subcategory	PMIC - Power Management ICs	Type	Low Dropout Micropower Regulator

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LT1964ES5-5 PDF Download

FAQs

What is LT1964ES5-5?

The LT1964ES5-5 is a low dropout linear voltage regulator manufactured by Analog Devices. It is designed to provide a stable and precise output voltage despite changes in input voltage or load conditions, making it suitable for various electronic devices and systems.

How Does LT1964ES5-5 Work?

The LT1964ES5-5 regulates the output voltage by comparing the reference voltage with a divided fraction of the output voltage and providing the necessary feedback to ensure regulation. It maintains a constant output voltage by adjusting the pass transistor to compensate for input voltage fluctuations and load variations.

How Many Pins does LT1964ES5-5 have and What are the Functions of the Pinout Configuration?

The LT1964ES5-5 is housed in a SOT-23 package with 5 pins. The pinout configuration includes:

OUT: Regulated output voltage pin.
IN: Input voltage pin.
GND: Ground pin.
SHDN: Shutdown control pin.
ADJ: Output voltage adjust pin.

What are the Pros and Cons of LT1964ES5-5?

Pros:

Low Dropout Voltage: Operates with a low dropout voltage, ensuring efficient voltage regulation.
Precision Regulation: Provides stable and accurate output voltage, suitable for sensitive electronic circuits.
Low Noise and Ripple: Minimizes output noise and ripple for clean power delivery.
Thermal Shutdown Protection: Includes thermal shutdown protection to prevent overheating.
Compact Size: SOT-23 package offers space-saving benefits for compact designs.

Cons:

Higher Cost: May be more expensive compared to standard linear regulators.
External Components: Requires external capacitors and resistors for proper operation and stability.
Heat Dissipation: May require additional heat sinking for higher power dissipation applications.

Are There Any Equivalents/Alternatives to LT1964ES5-5 for Recommendation?

Alternatives to the LT1964ES5-5 include the LM2940 from Texas Instruments and the LP2950 from ON Semiconductor.
The equivalent part to the LT1964ES5-5 is the MAX8881 from Maxim Integrated.