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LT1964EDD#TRPBF

In Stock: 7,679

200mA, Low Noise, Low Dropout Negative Micropower Regulator

Manufacturers:
Analog Devices, Inc
Mfr.Part#:
LT1964EDD#TRPBF
Datasheet:
LT1964EDD#TRPBF Datasheet (PDF)
Package/Case:
DFN-8
Product Type:
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
RoHS:
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Request Free CAD Models for LT1964EDD#TRPBF

LT1964EDD#TRPBF Information

Description

The LT1964EDD#TRPBF is a negative linear voltage regulator (LDO) from Analog Devices, offering low noise, low quiescent current, and adjustable output voltage. It features a dropout voltage of 340mV and can deliver up to 200mA of output current. The device has a shutdown feature that reduces the quiescent current to 3µA. The LT1964EDD#TRPBF is suitable for battery-powered instruments and noise-sensitive applications, such as audio equipment or medical devices. It also complements the LT1761 family of positive LDOs with its negative output voltage option. In summary, the LT1964EDD#TRPBF is a low-noise, adjustable negative LDO regulator that provides a reliable and efficient power supply solution for various applications.

Features

The LT1964EDD#TRPBF features:

Low noise: 30µV RMS (10Hz to 100kHz)
Low quiescent current: 30µA
Low dropout voltage: 340mV
Output current: 200mA
Adjustable output from -1.22V to -20V
Positive or negative shutdown logic
3µA quiescent current in shutdown
Stable with 1µF output capacitor
Thermal limiting

These features make it suitable for battery-powered instruments, low noise regulator applications, and as a negative complement to the LT1761 family of positive LDOs.

Package

The package type of LT1964EDD#TRPBF is DFN-8(3x3).

Pinout

The LT1964EDD#TRPBF has a package type of DFN-8(3x3) with 8 pins.

Here is the pinout:

IN: Input voltage
OUT: Adjustable output voltage (negative)
GND: Ground
EN: Enable input (shutdown logic)
VCC: Positive supply voltage
COMP: Compensation pin
FB: Feedback pin
PGND: Power ground

The pins are used for the functions mentioned above, such as setting the output voltage and enabling/disabling the regulator.

Manufacturer

The manufacturer of the LT1964EDD#TRPBF is Analog Devices, which is a leading global analog semiconductor company.

Applications

According to the product information, the application areas of LT1964EDD#TRPBF are:

Battery-Powered Instruments
Low Noise Regulator for Noise-Sensitive Instrumentation
Negative Complement to LT1761 Family of Positive LDOs

Equivalent

Based on the features and specifications, equivalent products to LT1964EDD#TRPBF could be:

Texas Instruments TLV7035
STMicroelectronics LDO-20V
ON Semiconductor NCP1402
Maxim Integrated MAX1550

These products offer similar adjustable negative voltage regulation, low noise, and low dropout voltage characteristics. However, please note that each product may have its unique features and specifications, so a detailed comparison is recommended for specific application requirements.

Specifications

Source Content uid	LT1964EDD#TRPBF	Pbfree Code	No
Part Life Cycle Code	Active	Pin Count	8
Reach Compliance Code	compliant	Adjustability	ADJUSTABLE
JESD-30 Code	S-PDSO-N8	Moisture Sensitivity Level	1
Number of Functions	1	Number of Terminals	8
Packing Method	TR	Peak Reflow Temperature (Cel)	260
Regulator Type	ADJUSTABLE NEGATIVE SINGLE OUTPUT LDO REGULATOR	Surface Mount	YES
Terminal Finish	MATTE TIN	Terminal Form	NO LEAD
Terminal Position	DUAL	Time@Peak Reflow Temperature-Max (s)	30
Product Category	LDO Voltage Regulators	Mounting Style	SMD/SMT
Output Voltage	- 1.22 V to - 20 V	Output Current	200 mA
Number of Outputs	1 Output	Polarity	Negative
Quiescent Current	30 uA	Input Voltage, Min	- 20 V
Input Voltage, Max	20 V	PSRR / Ripple Rejection - Typ	54 dB
Output Type	Adjustable	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 125 C	Dropout Voltage	340 mV
Dropout Voltage - Max	420 mV	Ib - Input Bias Current	30 nA
Line Regulation	1 mV	Load Regulation	2 mV
Operating Supply Current	30 uA	Output Voltage Range	- 1.22 V to - 20 V
Product	LDO Voltage Regulators	Product Type	LDO Voltage Regulators
Reference Voltage	- 1.22 V	Subcategory	PMIC - Power Management ICs
Type	Low Dropout Micropower Regulator	Unit Weight	0.007281 oz
Output Configuration	Negative	Number of Regulators	1
Voltage - Input (Max)	-20V	Voltage - Output (Min/Fixed)	-1.22V
Voltage - Output (Max)	-20V	Voltage Dropout (Max)	0.49V @ 200mA
Current - Output	200mA	PSRR	54dB (120Hz)
Control Features	Enable	Protection Features	Over Current, Over Temperature, Reverse Polarity
Operating Temperature	-40°C ~ 125°C	Mounting Type	Surface Mount
Base Product Number	LT1964	Package/Case	DFN-8