LM3670
(ACTIVE) Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits

Description &
Features
Sample &
Buy
Technical
Documents
Tools &
Software
Support & Community
WEBENCH® LM3670
    Min   Max   Range  
  Vin V    2.50 – 5.50V  
  Vout V    0.70 – 3.30V  
  Iout A    ≤ 0.35A  
  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 L1 Cout Cin R1 R2 C1 C2 '
 
What are WEBENCH® tools?

Sample & Buy

Free Samples Buy from Authorized Distributors Part # Status Temp (oC) Price | QTY Package | Pins Device Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
Not Available Contact Distributor LM3670MF-1.2 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
LM3670MF-1.2/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor LM3670MF-1.5 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
LM3670MF-1.5/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R 1K - 5K 1k quantity lead time: In stock
Not Available Contact Distributor LM3670MF-1.6 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
Contact Distributor LM3670MF-1.6/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available
LM3670MF-1.8 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R 1K - 5K 1k quantity lead time: In stock
LM3670MF-1.8/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor LM3670MF-1.875 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
LM3670MF-1.875/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 1K - 5K For lead times contact TI Authorized Distributor or local TI sales office
Not Available
LM3670MF-3.3 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R 1K - 5K 1k quantity lead time: In stock
LM3670MF-3.3/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available
LM3670MF-ADJ ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   675 For lead times contact TI Authorized Distributor or local TI sales office
LM3670MF-ADJ/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 1000 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available Contact Distributor LM3670MFX-1.2 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.2/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.5 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.5/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.6 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.6/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.8 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.8/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.875 ACTIVE -40 to 85 0.36 | 1ku SOT-23 (DBV) | 5 View   No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available Contact Distributor LM3670MFX-1.875/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 3000 No Stock For lead times contact TI Authorized Distributor or local TI sales office
Not Available
LM3670MFX-ADJ/NOPB ACTIVE -40 to 85 0.30 | 1ku SOT-23 (DBV) | 5 View 3000 | LARGE T&R >5K 1k quantity lead time: In stock

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Related Products

Part # Name Product Family Comments
LM3671   2MHz, 600mA Step-Down DC-DC Converter   CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER    2 MHz Switching Frequency, 600mA Output Current  
LM3671-Q1   2MHz, 600mA Step-Down DC-DC Converter   CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER    2 MHz Switching Frequency, 600mA Output Current  
LM3674   2MHz, 600mA Step-Down DC-DC Converter in SOT 23-5   CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER    2 MHz Switching Frequency, 600mA Output Current With PWM Only Mode  

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 1202 20 Feb 2013

Application Notes (1)

Title Abstract Type Size (KB) Date Views
PDF 464 22 Mar 2007 616

User Guides (1)

Title Abstract Type Size (KB) Date Views
PDF 1925 30 Apr 2013 1,280

Selection & Solution Guides (1)

Title Type Size (KB) Date Views
PDF 9158 11 Mar 2013 40,564

Tools & Software

Circuit Design & Simulation

WEBENCH® LM3670
    Min   Max   Range  
  Vin V    2.50 – 5.50V  
  Vout V    0.70 – 3.30V  
  Iout A    ≤ 0.35A  
  Ambient Temp °C    ≤ 100°C  
Footprint BOM Cost Efficiency
 
 
 
'U1 L1 Cout Cin R1 R2 C1 C2 '
 
What are WEBENCH® tools?

Design Kits & Evaluation Modules (3)

Name Part# Type
Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits LM3670MF-1.8EV Evaluation Modules & Boards
Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits LM3670MF-1.2EV Evaluation Modules & Boards
Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits LM3670MF-1.5EV Evaluation Modules & Boards

Development Tools (1)

Name Part# Type
Power Stage Designer of Most Commonly Used Switchmode Power Supplies POWERSTAGE-DESIGNER Circuit Design & Simulation

Related End Equipment

  • Mobile Phones
  • HandHeld
  • PDAs
  • Palm-Top PCs
  • Portable Instruments
  • Battery Powered Devices

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Support & Community


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Training & Events

Name Type Available During
Survey of Control Topologies for TPS and LM Non-Isolated DC/DC Controllers
This presentation will illustrate and survey each control mode’s operation and switching characteristics.
On-Line Training   On Demand  
WEBENCH Power Supply Design Seminar
Designing stable power supplies is extremely easy using WEBENCH Design tools.
1-Day Workshops   Mon, 07 Oct 2013 - Thu, 10 Oct 2013  
Technology Days 2013
See the latest cutting-edge analog and digital technologies across a wide range of applications.
1-Day Workshops   Thu, 10 Oct 2013 - Thu, 07 Nov 2013  
Telehealth: Trends, Challenges and Solutions
This session will present the overview of telehealth systems and relevant technologies.
On-Line Training   On Demand  
IP Network Camera Analog Solutions Overview
This session discusses system-level solutions for IP Camera and DVR/DVS.
On-Line Training   On Demand  
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