LTC4361IDC-2#TRMPBF Analog Devices Integrated Circuit (Small Outline No-lead) In Stock
Analog Devices LTC4361IDC-2#TRMPBF is a single-channel overvoltage and overcurrent protection controller with automatic retry, packaged in a compact 8-pin DFN (SOT-23 compatible no-lead) package. It monitors input rails for fault conditions and disconnects the load within microseconds, then automatically retries after a fixed timeout period. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LTC4361IDC-2#TRMPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.3500(MOQ 19)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC4361IDC-2#TRMPBF?
- Automatic retry mode reconnects the load after a fixed timeout following an overvoltage or overcurrent fault, enabling self-healing operation in unattended systems
- Fixed internal threshold overvoltage detection requires no external resistor dividers, minimizing component count and PCB area
- Single-channel protection controller disconnects load via external N-MOSFET within microseconds of fault detection to protect downstream circuits
- Compact 8-pin DFN no-lead package (approximately 2mm x 3mm) enables dense power protection implementation on constrained PCB layouts
What is LTC4361IDC-2#TRMPBF used for?
The LTC4361IDC-2#TRMPBF is used to protect sensitive electronic loads on 3.3 V, 5 V, and 12 V power rails in industrial control systems, network equipment, and embedded computing boards against voltage surges and overcurrent faults. Its automatic retry feature is especially valuable in remote or unattended IoT gateways and field instruments where manual reset by an operator is not feasible. Data center server blades and telecom line cards also use it as a front-end protection gate on each load segment to prevent a single fault from cascading to adjacent power rails.
What are the specifications of LTC4361IDC-2#TRMPBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1719 |
| YTEOL | 8.5 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | OVERVOLTAGE DETECTOR |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 80V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.45mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline 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 |
Where can I find the LTC4361IDC-2#TRMPBF datasheet?
LTC4361IDC-2#TRMPBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC4361IDC-2#TRMPBF?
Compatible alternatives and drop-in replacements for LTC4361IDC-2#TRMPBF:
suggested
suggested
suggested
suggested
suggested
Frequently Asked Questions
How does the automatic retry mechanism of the LTC4361IDC-2#TRMPBF differ from a manual reset protection controller?
The LTC4361IDC-2#TRMPBF uses an auto-retry architecture: after it detects an overvoltage or overcurrent fault and disconnects the load, it waits for an internal timeout period (typically around 50 ms) and then automatically attempts to reconnect the load. If the fault has cleared, the system resumes normal operation without any human intervention. A manual reset controller, by contrast, requires a power cycle or a logic signal from a microcontroller to re-enable the output, which is impractical in remote or autonomous systems.
What external components are required to build a complete protection circuit with the LTC4361IDC-2#TRMPBF?
A complete protection circuit requires an external N-channel MOSFET (selected for the expected maximum load current and input voltage, e.g., rated for 5 A at 12 V), a current-sense resistor (typically 10 mΩ to 100 mΩ), and decoupling capacitors on the input and gate drive pins. Because the LTC4361IDC-2#TRMPBF uses fixed internal overvoltage thresholds, no external programming resistors or voltage dividers are needed, keeping total external component count to 3 to 5 parts.
How does the LTC4361IDC-2#TRMPBF compare to the LTC4362IDCB-2#TRMPBF in package and application footprint?
The LTC4361IDC-2#TRMPBF uses an 8-pin DFN package (SOT-23 compatible, approximately 2 mm x 3 mm), while the LTC4362IDCB-2#TRMPBF uses a slightly different DCB package variant with the same 8-pin DFN footprint. Both share the auto-retry protection architecture and fixed thresholds, so the primary selection criterion is PCB land pattern compatibility and specific threshold voltage programmed at the factory — the LTC4361 and LTC4362 series differ in their preset overvoltage trip points to match different supply rail voltages such as 5 V, 12 V, or 24 V rails.
For which power rail voltages and load currents is the LTC4361IDC-2#TRMPBF most commonly specified?
The LTC4361IDC-2#TRMPBF is commonly specified on 5 V and 12 V power distribution rails, where its fixed overvoltage threshold is factory-trimmed to trip slightly above the nominal rail voltage (e.g., 6 V trip on a 5 V rail). Load currents are set by the choice of external sense resistor and MOSFET: typical applications protect loads from 1 A to 20 A, with the MOSFET selected accordingly. For higher currents, a MOSFET rated at 30 A or more with R_DS(on) below 5 mΩ is common in 12 V server and telecom bus protection stages.
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+ | $3.1100 | $59.09 |
| 250+ | $2.7551 | $688.77 |
| 500+ | $2.5500 | $1275.00 |
| 1000+ | $2.3500 | $2350.00 |
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