EN
  • EN
  • DE

LTC3855IFE#PBF

Part No LTC3855IFE#PBF
Manufacturer Analog Devices Inc.
Catalog PMIC - Voltage Regulators - Linear + Switching
Description DC DC Cntrlr Dual-OUT Sync Buck 4.5V to 38V Input 38-Pin TSSOP EP
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Mounting SMD (SMT)
Case / Package SOP
Duty Cycle 95 %
Lead Free Yes
Max Frequency 850 kHz
Maximum Operating Temperature 125 °C
Min Operating Temperature -40 °C
Number of Channels 1
Number of Outputs 2
Number of Pins 38
RoHS Compliant
Schedule B 8542390000
Win Source Part Number 1030590-LTC3855IFE#PBF
Categories PMIC - Voltage Regulators - Linear+Switching
Manufacturer Analog Devices Inc.
Popularity Low
Supply and Demand Status Shortage
Ultra Librarian 3D Model Ultra Librarian LTC3855IFE#PBF CAD Model

Description

Analog Devices Inc. LTC3855IFE#PBF - Dual, Multiphase Synchronous Step-Down DC/DC Controller

The LTC3855IFE#PBF is a high-performance, dual, multiphase synchronous step-down DC/DC controller from Analog Devices Inc. that provides a compact and efficient power management solution for a wide range of applications. This device is designed to convert a higher DC input voltage into a lower DC output voltage with high efficiency, which is crucial for powering sensitive electronic circuits in modern electronic systems.

Featuring a wide input voltage range from 4.5V to 38V, the LTC3855IFE#PBF can accommodate a variety of power sources, including 12V and 24V rails commonly found in industrial, automotive, and telecommunications equipment. Its output voltage can be precisely regulated to as low as 0.6V, with a tolerance of ±1% over temperature, which is essential for powering today's low-voltage digital ICs.

One of the key advantages of the LTC3855IFE#PBF is its ability to operate in multiphase mode, which allows the controller to drive multiple synchronous buck converter stages in parallel. This multiphase operation significantly reduces input and output ripple current, which in turn minimizes the size of the input and output capacitors required. Moreover, the phase-locked loop (PLL) feature of the LTC3855IFE#PBF ensures that the phases are evenly spaced, improving the overall performance of the power supply.

The LTC3855IFE#PBF also boasts integrated N-channel MOSFET gate drivers, which provide powerful driving capabilities for external MOSFETs. This results in lower switching losses and better thermal performance, enabling the design of compact and highly efficient power systems. Additionally, the device offers a range of programmable features, including soft-start, frequency synchronization, and selectable operating modes, giving designers the flexibility to optimize the power supply for specific application requirements.

Safety and protection features are also built into the LTC3855IFE#PBF, such as overvoltage, undervoltage, and overcurrent protection, which safeguard the power supply and the load from various fault conditions. The LTC3855IFE#PBF is available in a thermally enhanced 38-lead TSSOP package, which ensures reliable operation even in environments with high ambient temperatures.

With its robust feature set and flexibility, the LTC3855IFE#PBF from Analog Devices Inc. is an ideal choice for engineers looking to develop efficient, reliable, and high-density power solutions for their next-generation electronic systems.

You May Also Be Interested in

Texas Instruments
IC REG QD BCK/LINEAR SYNC 20WQFN
Lowest to $1.9126
Recom Power
DC DC CONVERTER 9V 2W / Isolated Module DC DC Converter 1 Output 9V 222mA 10.8V - 13.2V Input
Need more? Email Us
Analog Devices Inc.
EVAL BOARD FOR LT8619 / LT8619 series DC/DC, Step Down 1, Non-Isolated Outputs Evaluation Board
Lowest to $112.3429
Texas Instruments
IC REG QD BCK/LINEAR SYNC 25USMD
Lowest to $2.1676
Texas Instruments
DC DC CONVERTER +/-12V 30W / Isolated Module DC DC Converter 2 Output 12V -12V 1.25A, 1.25A 36V - 75V Input
Need more? Email Us
Texas Instruments
DC DC CONVERTER 8V 200W / Isolated Module DC DC Converter 1 Output 8V 25A 36V - 75V Input
Need more? Email Us
Texas Instruments
IC REG 6OUT BCK/LINEAR 20USMD
Lowest to $14.6121
Linear Technology
IC REG TRPL BUCK/LINEAR 28QFN
Lowest to $9.1407
Texas Instruments
IC REG QD BCK/LINEAR SYNC 25USMD
Need more? Email Us

Top Sellers

FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.5143
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.2963
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $18.8657
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $9.5038
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $6.2963
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0713
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677

Pricing & Ordering

Quantity Unit Price Ext. Price
4+ $18.3986 $73.5944
8+ $15.0963 $120.7704
12+ $14.6246 $175.4952
17+ $14.1528 $240.5976
22+ $13.6811 $300.9842
29+ $12.2658 $355.7082
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 10 pieces
MOQ: 4 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess