LTC3890EGN-1#PBF

$11.25

Description：IC REG CTRLR BUCK 28SSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:8913f60d6e3a Category: DC DC Switching Controllers Brand: Analog Devices Inc.

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LTC3890EGN-1#PBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 28SSOP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3890EGN-1#PBF

Description：IC REG CTRLR BUCK 28SSOP
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4V ~ 60V
Frequency - Switching：105kHz ~ 835kHz, 350kHz ~ 535kHz
Duty Cycle (Max)：99%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：28-SSOP (0.154", 3.90mm Width)
Supplier Device Package：28-SSOP
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LTC3890EGN-1#PBF

LTC3890EGN-1#PBF

DC DC Switching Controllers Overview

The LTC3890EGN-1#PBF is a high voltage, low IQ dual two-phase synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4V to 60V and provides two independent output channels. The device features a switch frequency range of 900kHz and supports a maximum duty cycle of 99%. It includes a precision 0.8V reference and offers an output voltage range from 800mV to 24V. The controller is housed in a 28-pin SSOP package and is rated for operation between -40°C and +125°C.

DC DC Switching Controllers Feature Summary

Dual-channel architecture driving N-channel synchronous power MOSFET stages
Low quiescent current operation extending battery life in portable systems
OPTI-LOOP compensation optimizing transient response across varying capacitance

DC DC Switching Controllers Applications

Automotive always-on systems
Battery-operated digital devices
Distributed DC power systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix designation against official Analog Devices documentation to confirm package type and temperature grade. Ensure compatibility with required thermal management solutions given the SSOP form factor. Cross-reference pinout assignments with target PCB layout requirements prior to integration.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring wide input voltage ranges up to 60V with dual isolated outputs. Consider the SSOP package constraints for thermal dissipation in high-current designs. Evaluate OPTI-LOOP capabilities against load transient specifications to ensure stable regulation without external compensation adjustments.

DC DC Switching Controllers Part Context

This part belongs to the LTC3890 family of PolyPhase controllers designed for high-efficiency power conversion. It complements other variants like the EUH and MPUH series which offer different packaging options such as QFN. The EGn variant specifically addresses space-constrained designs requiring surface-mount assembly with standard industrial temperature ratings.