Part Number Overview

Manufacturer Part Number
LM2647LQ/NOPB
Description
LM2647 DUAL SYNCHRONOUS BUCK REG
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-WQFN (5x5)
Manufacturer
National Semiconductor
Standard LeadTime
Edacad Model
Standard Package
120
Supplier Stocks

Technical specifications

Mfr
National Semiconductor
Series
-
Package
Bulk
Product Status
Active
Output Type
Transistor Driver
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Number of Outputs
2
Output Phases
2
Voltage - Supply (Vcc/Vdd)
5.5V ~ 28V
Frequency - Switching
200kHz ~ 500kHz
Duty Cycle (Max)
75%
Synchronous Rectifier
Yes
Clock Sync
No
Serial Interfaces
-
Control Features
Current Limit, Enable, Frequency Control, Power Good, Soft Start
Operating Temperature
-5°C ~ 125°C (TJ)
Mounting Type
Surface Mount
Package / Case
28-FQFN Exposed Pad
Supplier Device Package
28-WQFN (5x5)
Base Product Number
LM2647

Environmental & Export Classifications

ECCN
EAR99
HTSUS
8542.39.0001

Other Names

2156-LM2647LQ/NOPB
TEXNSCLM2647LQ/NOPB

Category

/Product Index/Integrated Circuits (ICs)/Power Management (PMIC)/DC DC Switching Controllers/National Semiconductor LM2647LQ/NOPB

Documents & Media

Datasheets
1(LM2647MTC/NOPB Datasheet)

Quantity Price

Quantity: 120
Unit Price: $2.52
Packaging: Bulk
MinMultiplier: 120

Substitutes

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