CHIPNOBO

Semiconductor Replacement Engineering & Supply Continuity

DC DC Switching Controllers

PRODUCT DATASHEET

ChipNobo MPN

NB7817IUHF#WTRPBF

GLOBAL BRAND CROSS-REFERENCE

Analog Devices Inc.

40V, 8UA IQ, 3MHZ, TRPLE BCKBST

LTC7817IUHF#WTRPBF

  • High-reliability design
  • Long-term stable supply
  • RoHS compliant
40V, 8UA IQ, 3MHZ, TRPLE BCKBST

1. PRODUCT POSITIONING

NB7817IUHF#WTRPBF is a product identity corresponding to the reference product LTC7817IUHF#WTRPBF. This document presents the available product specifications, mechanical/package information and compatibility summary for engineering and procurement reference.

This document is a product information. Compatibility conclusions should be read together with the applicable Cross-Reference Identification (CID) rule, package/pin verification and engineering review record.

2. TECHNICAL SPECIFICATION COMPARISON (core parameters)
Parameter Analog Devices Inc. LTC7817IUHF#WTRPBF ChipNobo NB7817IUHF#WTRPBF Match
Part Status Active Active ✓
Mounting Type Surface Mount Surface Mount ✓
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) ✓
Output Configuration Positive Positive ✓
Output Type Transistor Driver Transistor Driver ✓
Number of Outputs 3 3 ✓
Function Step-Up, Step-Down Step-Up, Step-Down ✓
Topology Buck, Boost Buck, Boost ✓
Control Features Current Limit Enable Frequency Control Current Limit Enable Frequency Control ✓
Clock Sync Yes Yes ✓
Synchronous Rectifier Yes Yes ✓
Duty Cycle (Max) 100% 100% ✓
Output Phases 2 2 ✓
Package / Case 38-WFQFN Exposed Pad 38-WFQFN Exposed Pad ✓
Supplier Device Package 38-QFN (5x7) 38-QFN (5x7) ✓
Frequency - Switching 100kHz ~ 3MHz 100kHz ~ 3MHz ✓
Voltage - Supply (Vcc/Vdd) 4.5V ~ 40V 4.5V ~ 40V ✓
RoHS Status ROHS3 Compliant ROHS3 Compliant ✓
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited) ✓

CHIPNOBO

Semiconductor Replacement Engineering & Supply Continuity

DC DC Switching Controllers

PRODUCT DATASHEET

3. SUPPLY & LIFECYCLE
ChipNobo Number NB7817IUHF#WTRPBF
Lifecycle status Active
NRND No
EOL No
PCN monitor No
Last buy date No Deadline
Alternate availability Sufficient
4. APPLICATION AREAS
EV DC/DC Converter On-Board Charger (OBC)
Server PSU 48V Power Shelf
VRM Module AI Server
GPU Server Telecom Power System
5G Base Station Solar Inverter
Energy Storage System (ESS) Industrial UPS

5. ENGINEERING & COMMERCIAL NOTES

  • The ChipNobo MPN is the public product identity used by ChipNobo for this replacement reference.
  • The original manufacturer and original MPN are retained as reference identity information.
  • Product PDF data are intended for engineering, procurement and supply-continuity reference.
  • Current price, MOQ, lead time, available supply source and regional availability should be confirmed through RFQ.
  • For customer-specific qualification, PCB footprint approval, reliability requirements or design-in approval, the customer should perform the applicable validation process.

CHIPNOBO REPLACEMENT · Semiconductor Replacement Engineering & Supply Continuity Partner

Document purpose: Product Information / Replacement Reference · Generated from the product data supplied for NB7817IUHF#WTRPBF.

Important Notice & Disclaimer

Document ID: 【CN-DATA-NB7817IUHF#WTRPBF】 Revision: 1.0 Status: Released

The information provided by ChipNobo is intended solely for engineering evaluation, product selection, procurement, and supply continuity reference purposes. Product specifications, lifecycle status, availability, and other information are subject to change without notice. Customers should always verify relevant information against the latest official documentation published by the respective manufacturers.

Cross-reference and replacement recommendations are provided for engineering reference purposes only. They do not constitute a guarantee of pin-to-pin compatibility, interchangeability, or suitability for any particular application. Customers are responsible for conducting all necessary engineering reviews, testing, and qualification prior to product selection and use.

Manufacturer names, trademarks, and part numbers are referenced solely for product identification purposes. Their use does not imply any affiliation with, endorsement by, or authorization from the respective manufacturers, unless expressly stated otherwise.

To the maximum extent permitted by applicable law, ChipNobo makes no warranties, express or implied, regarding the completeness, accuracy, or suitability of the information provided and shall not be liable for any loss or damage arising from its use or reliance, except as otherwise expressly agreed in writing and subject to applicable law.