LTC3892IUH#TRPBF Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
High-voltage synchronous buck switching controller accepting 4.5V to 60V input and adjustable output from 0.8V to 59.4V with current-mode control in a 32-QFN package. Includes an integrated 5V bias output and phase-shift control for precise regulation in industrial and telecom power designs. Available from stock worldwide with fast delivery.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 32
- Lifecycle
- ACTIVE
- Datasheet
- LTC3892IUH#TRPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $7.7300(MOQ 19)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC3892IUH#TRPBF?
- Wide 4.5V to 60V input range covers automotive, industrial, and telecom supply rails in a single controller design
- Adjustable output from 0.8V to 59.4V with current-mode control enables accurate regulation across diverse load conditions
- Integrated 5V bias output eliminates a separate bias rail supply, reducing BOM cost and board area in multi-rail systems
What is LTC3892IUH#TRPBF used for?
The LTC3892IUH#TRPBF is a high-voltage synchronous buck controller suited for industrial power supplies, telecom rectifiers, and automotive DC-DC conversion where input voltages span 4.5V to 60V. Its current-mode control and phase-shift technique provide fast transient response and cycle-by-cycle current limiting, making it ideal for powering FPGAs, DSPs, and high-current processors from a 48V bus. The integrated 5V output and wide adjustable output range simplify multi-output power architectures in railway on-board electronics, server power modules, and LED driver stages.
What are the specifications of LTC3892IUH#TRPBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1693 |
| YTEOL | 10 |
| Additional Feature | ALSO HAS 5V OUTPUT; OPERATES IN ADJUSTABLE MODE FROM 0.8V TO 59.4V |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE |
| Control Technique | PHASE-SHIFT CONTROL |
| Input Voltage-Max | 60V |
| Input Voltage-Min | 4.5V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | S-PQCC-N32 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Voltage-Max | 59.4V |
| Output Voltage-Min | 0.8V |
| Output Voltage-Nom | 3.3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 585kHz |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the LTC3892IUH#TRPBF datasheet?
LTC3892IUH#TRPBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC3892IUH#TRPBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the full input voltage range of the LTC3892IUH#TRPBF and which power bus voltages does it support?
The LTC3892IUH#TRPBF accepts input voltages from 4.5V to 60V, making it compatible with 12V, 24V, and 48V industrial bus rails as well as automotive systems operating at 12V to 42V during load-dump transients. Its 60V absolute maximum rating provides margin against voltage spikes common in industrial and automotive environments.
How does the LTC3892IUH#TRPBF current-mode control improve transient response compared to voltage-mode controllers?
Current-mode control in the LTC3892IUH#TRPBF senses the inductor current each switching cycle, providing inherent cycle-by-cycle current limiting and a single-pole output filter response. This reduces phase delay and allows the compensator to achieve crossover frequencies 5 to 10 times higher than voltage-mode designs at the same switching frequency, resulting in output voltage deviations of less than 50 mV for a 10A load step.
What output voltage range does the LTC3892IUH#TRPBF support and how is it set?
The LTC3892IUH#TRPBF output is adjustable from 0.8V to 59.4V using an external resistor divider from the output rail to the FB pin. The 0.8V reference allows direct generation of low-voltage processor core rails without additional LDOs, while the 59.4V upper limit enables near-unity step-down for high-voltage-to-high-voltage conversion in 48V telecom systems.
Does the LTC3892IUH#TRPBF include any integrated output that simplifies board design, and what is its specification?
Yes. The LTC3892IUH#TRPBF includes an integrated 5V bias output rail that powers the gate driver and internal logic, eliminating the need for a separate 5V SMPS or LDO in the system. This saves approximately 2 to 4 passive components and reduces PCB area by up to 20% in typical 48V-to-core converter designs.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
More from Analog Devices
LT3062EDCB#TRPBF
Small Outline No-lead
Integrated Circuit
LT3062EDCB#TRMPBF
Small Outline No-lead
Integrated Circuit
LT8641IUDC#TRPBF
Other
Integrated Circuit
HMC412AMS8GTR
Small Outline Packages
Integrated Circuit
LT3062HMS8E#PBF
Small Outline Packages
Integrated Circuit
LT3062IMS8E#PBF
Small Outline Packages
Integrated Circuit
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 19+ | $10.2500 | $194.75 |
| 100+ | $8.4000 | $840.00 |
| 1000+ | $7.7300 | $7730.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit