CHIPNOBO

Semiconductor Replacement Engineering & Supply Continuity

Single FETs, MOSFETs

PRODUCT DATASHEET

ChipNobo MPN

NB4447A

GLOBAL BRAND CROSS-REFERENCE

Alpha & Omega Semiconductor Inc.

MOSFET P-CH 30V 17A 8SOIC

AO4447A

  • High-reliability design
  • Long-term stable supply
  • RoHS compliant
MOSFET P-CH 30V 17A 8SOIC

1. PRODUCT POSITIONING

NB4447A is a product identity corresponding to the reference product AO4447A. 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 Alpha & Omega Semiconductor Inc. AO4447A ChipNobo NB4447A Match
Mounting Type Surface Mount Surface Mount ✓
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) ✓
Technology MOSFET (Metal Oxide) MOSFET (Metal Oxide) ✓
Vgs (Max) ±20V ±20V ✓
Part Status Not For New Designs Not For New Designs ✓
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) ✓
Supplier Device Package 8-SOIC 8-SOIC ✓
FET Type P-Channel P-Channel ✓
Drain to Source Voltage (Vdss) 30 V 30 V ✓
Vgs(th) (Max) @ Id 1.6V @ 250µA 1.6V @ 250µA ✓
Drive Voltage (Max Rds On, Min Rds On) 4V, 10V 4V, 10V ✓
Gate Charge (Qg) (Max) @ Vgs 105 nC @ 10 V 105 nC @ 10 V ✓
Power Dissipation (Max) 3.1W (Ta) 3.1W (Ta) ✓
Rds On (Max) @ Id, Vgs 7mOhm @ 17A, 10V 7mOhm @ 17A, 10V ✓
Current - Continuous Drain (Id) @ 25°C 17A (Ta) 17A (Ta) ✓
Input Capacitance (Ciss) (Max) @ Vds 5500 pF @ 15 V 5500 pF @ 15 V ✓
RoHS Status ROHS3 Compliant ROHS3 Compliant ✓
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited) ✓

CHIPNOBO

Semiconductor Replacement Engineering & Supply Continuity

Single FETs, MOSFETs

PRODUCT DATASHEET

3. SUPPLY & LIFECYCLE
ChipNobo Number NB4447A
Lifecycle status Not For New Designs
NRND No
EOL No
PCN monitor No
Last buy date No Deadline
Alternate availability Sufficient
4. APPLICATION AREAS
Electric Vehicle (EV) Battery Management System (BMS)
On-Board Charger (OBC) EV DC/DC Converter
Server PSU VRM Module
48V Power Shelf Servo Motor Drive
Industrial Robot Solar Inverter
Energy Storage System (ESS) 5G Base Station

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 NB4447A.

Important Notice & Disclaimer

Document ID: 【CN-DATA-NB4447A】 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.