LTC2974CUP#PBF Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
The LTC2974CUP#PBF is an Analog Devices quad-channel digital power supply manager with PMBus interface, operating from 3.13 V to 3.47 V supply in a 64-pin QFN package. It monitors voltage, current, and power across 4 channels with adjustable thresholds and sequencing control. Available from stock worldwide with competitive pricing.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- LTC2974CUP#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $12.0600(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC2974CUP#PBF?
- 4-channel digital power supply management with PMBus interface enables centralized monitoring and control of voltage, current, and power in complex multi-rail systems
- Adjustable voltage, current, and power thresholds with fault logging simplify supply margin testing and in-system diagnostics without external test equipment
- 3.13 V to 3.47 V operating supply range and 64-pin QFN package allow integration close to the point-of-load regulators in dense server and FPGA power trees
What is LTC2974CUP#PBF used for?
The LTC2974CUP#PBF is designed for multi-rail power management in FPGA boards, server blades, and telecom line cards that require precise voltage sequencing, margin testing, and fault detection across 4 supply rails simultaneously. Its PMBus-compliant digital interface integrates seamlessly with system management controllers for real-time power telemetry and automated startup sequencing. High-availability networking equipment and data center power distribution units also use this device to monitor supply health and log fault events.
What are the specifications of LTC2974CUP#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1705 |
| YTEOL | 10 |
| Additional Feature | ALSO OPERATES FROM 3.13 TO 3.47 SUPPLY VOLTAGE |
| Adjustable Threshold | YES |
| Analog IC - Other Type | DIGITAL POWER CONTROLLER |
| JESD-30 Code | S-PQCC-N64 |
| JESD-609 Code | e3 |
| Number of Channels | 4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage-Max (Vsup) | 15V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 12V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| 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 LTC2974CUP#PBF datasheet?
LTC2974CUP#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC2974CUP#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many power supply rails can the LTC2974CUP#PBF monitor and control simultaneously?
The LTC2974CUP#PBF manages 4 independent power supply channels, monitoring voltage, current, and power on each rail. All 4 channels operate concurrently and report telemetry over the PMBus interface, enabling a single chip to replace 4 discrete monitoring circuits in an FPGA or server power distribution system.
What supply voltage does the LTC2974CUP#PBF itself require, and does it support both 3.3 V and 5 V rails?
The LTC2974CUP#PBF operates from a 3.13 V to 3.47 V supply, which is compatible with standard 3.3 V system power rails. It does not operate directly from a 5 V supply without a local LDO, but its 3.3 V range matches the management controller supplies commonly found in server and telecommunications boards.
When should an engineer choose the LTC2974CUP#PBF over a simpler non-digital power supervisor for a multi-rail FPGA design?
Engineers should select the LTC2974CUP#PBF when the design requires programmable sequencing order, adjustable voltage thresholds per rail, PMBus telemetry logging, and margin testing over a digital bus without probing each rail individually. A simple non-digital supervisor provides only fixed-threshold fault signals and cannot report real-time power measurements or be reconfigured after assembly, which limits iterative design validation on high-layer-count boards.
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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.
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|---|---|---|
| 1+ | $14.3000 | $14.30 |
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