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Home Products Integrated Circuits (ICs)PMIC - Power Supply Controllers, Monitors~~LTC2950CDDB-2#TRMPBF~~

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LTC2950CDDB-2#TRMPBF - Analog Devices Inc.

Name: Analog Devices Inc. LTC2950CDDB-2#TRMPBF
Brand: Analog Devices Inc.
SKU: LTC2950CDDB-2#TRMPBF
Availability: InStock
Rating: 5 (6 reviews)

Manufacturer Part Number: LTC2950CDDB-2#TRMPBF

Manufacturer: Analog Devices, Inc.

Allelco Part Number: 32D-LTC2950CDDB-2#TRMPBF

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 9,655 pcs available, New & Original

Parts Description: IC PUSH BUTTON ON/OFF CTRLR 8DFN

Package: 8-DFN (3x2)

Data sheet: LTC2950CDDB-2#T.pdf

Datasheets
LTC2950-1, LTC2950-2.pdf

Environmental Information
Material Declaration LTC2950CDDB-2#TRMPBF.pdf

Other Related Documents
Tape and Reel Packaging.pdf

RoHs Status: ROHS3 Compliant

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In stock: 9655

Specifications

LTC2950CDDB-2#TRMPBF Tech Specifications
Analog Devices Inc. - LTC2950CDDB-2#TRMPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LTC2950CDDB-2#TRMPBF

Product Attribute	Attribute Value
Manufacturer	Analog Devices, Inc.
Voltage - Supply	2.7V ~ 26.4V
Voltage - Input	-
Supplier Device Package	8-DFN (3x2)
Series	-
Package / Case	8-WFDFN Exposed Pad

Product Attribute	Attribute Value
Package	Tape & Reel (TR)
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Current - Supply	6 µA
Base Product Number	LTC2950
Applications	Push Button, On/Off Controller

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Parts Introduction

LTC2950CDDB-2#TRMPBF (1)

Manufacturer Part Number

LTC2950CDDB-2#TRMPBF

Manufacturer

Analog Devices, Inc.

Introduction

The LTC2950CDDB-2#TRMPBF is a power management integrated circuit (PMIC) from Analog Devices, Inc. It is a power supply controller and monitor.

Product Features and Performance

Operates over a wide input voltage range of 2.7V to 26.4V

Provides up to 6A of supply current

Monitors system power status and provides push-button control

Supports on/off control for various applications

Product Advantages

Wide operating voltage range

High current capability

Power status monitoring

Push-button control functionality

Key Technical Parameters

Input Voltage: 2.7V to 26.4V

Supply Current: Up to 6A

Operating Temperature: 0°C to 70°C

Package: 8-WFDFN Exposed Pad

Quality and Safety Features

RoHS3 compliant

Compatibility

Surface mount package

Compatible with various electronic systems and applications

Application Areas

Push-button control

On/off controller for various electronic devices

Product Lifecycle

Currently available product

No information on discontinuation or replacements

Key Reasons to Choose This Product

Wide input voltage range for versatility

High current capability for power-hungry applications

Integrated power monitoring and push-button control

Surface mount package for easy integration

RoHS3 compliance for environmental responsibility

Frequently Asked Questions(FAQ)

What are the key electrical characteristics of the LTC2950CDDB-2#TRMPBF for use in low-power push-button control applications?: The LTC2950CDDB-2#TRMPBF operates with a supply voltage range of 2.7V to 26.4V and draws only 6 µA of quiescent current, making it suitable for battery-powered or energy-efficient systems where power conservation is critical. This low leakage current helps minimize standby power loss, which is essential in applications such as portable medical devices or IoT endpoints that rely on long operational life.

How does the operating temperature range of the LTC2950CDDB-2#TRMPBF impact its deployment in industrial environments?: With an operating temperature specification of 0°C to 70°C, the LTC2950CDDB-2#TRMPBF is limited to indoor or controlled-environment applications and cannot be reliably used in harsh outdoor or industrial settings exposed to higher thermal stress. Engineers selecting this device must ensure ambient conditions remain within this envelope to guarantee stable operation and avoid potential reliability issues.

Can the LTC2950CDDB-2#TRMPBF be used in automotive applications, and what constraints apply?: No, the LTC2950CDDB-2#TRMPBF is not qualified for automotive environments due to its commercial-grade temperature rating and lack of AEC-Q100 compliance. Its maximum junction temperature and limited thermal endurance make it unsuitable for under-hood or high-reliability vehicle systems, where extended temperature ranges and fault tolerance are required.

What is the significance of the 8-DFN (3x2) package in PCB layout and thermal management for the LTC2950CDDB-2#TRMPBF?: The compact 8-DFN (3x2) package supports space-constrained designs while offering an exposed pad for improved thermal dissipation. This allows better heat transfer from the IC to the PCB, reducing thermal resistance and enhancing long-term reliability—especially important when driving moderate loads through the controller’s output stage.

How does the LTC2950CDDB-2#TRMPBF compare to other push-button controllers like the LTC2950-1 or LTC2950-3 in terms of input voltage handling?: Unlike the LTC2950-1 which supports up to 5.5V, or the LTC2950-3 with a 16V limit, the LTC2950CDDB-2#TRMPBF extends the input range to 26.4V, providing greater flexibility for systems powered by higher-voltage rails such as 24V industrial buses or legacy telecommunications equipment.

What design considerations should engineers evaluate when integrating the LTC2950CDDB-2#TRMPBF into a microcontroller-based system with strict timing requirements?: The LTC2950CDDB-2#TRMPBF introduces propagation delays in button press detection and power sequencing, which can affect synchronization with microcontrollers. Designers must account for these delays in firmware logic, especially in time-critical applications like data acquisition or safety interlocks, to avoid race conditions or false triggers during startup or shutdown transitions.

Is the LTC2950CDDB-2#TRMPBF compatible with lead-free reflow soldering processes commonly used in modern manufacturing?: Yes, the LTC2950CDDB-2#TRMPBF is RoHS3 compliant and has an MSL rating of 1, indicating it can withstand unlimited storage life without special handling and is fully compatible with standard lead-free reflow profiles used in surface-mount assembly lines.

What precautions should be taken when using the LTC2950CDDB-2#TRMPBF near noisy power rails or unregulated inputs?: Given its 2.7V to 26.4V input range, the LTC2950CDDB-2#TRMPBF may operate on unstable or transient-heavy supplies. Engineers should include bulk capacitance at the input and consider adding TVS diodes or filtering networks to suppress voltage spikes, ensuring the device remains within absolute maximum ratings and maintains reliable switching behavior.

How does the base product number LTC2950 relate to the variant LTC2950CDDB-2#TRMPBF, and what does the suffix indicate?: The LTC2950CDDB-2#TRMPBF is a specific configuration within the LTC2950 family, where the “C” denotes commercial grade, “D” indicates the DFN package, “DB” specifies the 8-pin dual-row configuration, and “-2” refers to a particular threshold version. Understanding this naming convention helps designers select the correct part for their voltage thresholds and packaging needs.

What role does the exposed pad play in the thermal performance of the LTC2950CDDB-2#TRMPBF during continuous operation?: The exposed pad in the 8-DFN package provides a low-impedance path to the PCB ground plane, significantly lowering thermal resistance and helping dissipate heat generated during prolonged conduction or switching events. This improves junction temperature stability and prevents thermal throttling or premature failure in dense layouts.

Can the LTC2950CDDB-2#TRMPBF be paralleled with another instance to increase current delivery capability?: No, the LTC2950CDDB-2#TRMPBF is a single-channel controller designed for discrete on/off signaling rather than load sharing. Attempting to parallel devices would create race conditions and inconsistent turn-on/turn-off behavior, leading to potential damage or erratic system response.

What is the expected lifecycle status and availability risk associated with the LTC2950CDDB-2#TRMPBF?: As an Analog Devices Inc. component in a standard PMIC series, the LTC2950CDDB-2#TRMPBF benefits from long-term support and broad distributor availability. However, its classification under EAR99 and absence from certain government procurement lists may affect export compliance, though it poses minimal obsolescence risk in current market conditions.

How should noise immunity be ensured when routing signals near the LTC2950CDDB-2#TRMPBF on a mixed-signal PCB?: To maintain signal integrity, traces connected to the button input and enable/disable pins should be routed away from high-speed digital lines or switching regulators. A ground guard ring around sensitive nodes and decoupling capacitors placed close to the VCC pin help suppress coupling and stabilize reference levels during dynamic switching events.

What are the implications of using the LTC2950CDDB-2#TRMPBF in a system requiring hot-swappable power connections?: The LTC2950CDDB-2#TRMPBF lacks built-in protection against backpowering or inrush current during hot insertion. If the system experiences sudden rail changes, additional circuitry such as P-channel MOSFETs with gate control or current-limiting resistors must be added to prevent reverse current flow or excessive stress on the IC.

How does the cutoff frequency or response speed of the LTC2950CDDB-2#TRMPBF influence debouncing effectiveness in mechanical switch interfaces?: The internal comparator and hysteresis settings in the LTC2950CDDB-2#TRMPBF provide inherent noise filtering, but mechanical switch bounce lasting several milliseconds may still require external RC filtering or firmware debouncing to achieve clean transitions. The trade-off lies between responsiveness and noise immunity, depending on application latency requirements.

What documentation resources beyond the datasheet are recommended for successful implementation of the LTC2950CDDB-2#TRMPBF?: Engineers should consult the LTspice simulation models, application notes such as AN108 (Push Button Switch Controllers), and reference designs from Analog Devices that demonstrate layout best practices, timing diagrams, and compatibility with common microcontrollers to accelerate development and reduce debug cycles.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LTC2950CDDB-2#TRMPBF

Product Attribute
Part Number	LTC2950CDDB-2#TRPBF	LTC2950CDDB-1#TRMPBF	LTC2950CDDB-1#TRPBF	LTC2950CTS8-2#TRMPBF
Manufacturer	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Series	-	-	-	-
Current - Supply	-	-	-	-
Applications	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Voltage - Supply	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Voltage - Input	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42

LTC2950CDDB-2#TRMPBF Datasheet PDF

Download LTC2950CDDB-2#TRMPBF pdf datasheets and Analog Devices Inc. documentation for LTC2950CDDB-2#TRMPBF - Analog Devices Inc..

Datasheets: LTC2950-1, LTC2950-2.pdf
Environmental Information: Material Declaration LTC2950CDDB-2#TRMPBF.pdf
Other Related Documents: Tape and Reel Packaging.pdf

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Customer Reviews

Evaluation: 10 Articles

Nath***rooks

Jun 11, 2026

Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.
Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
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