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Datasheet
- LM2734 Thin SOT23 1A Load Step-Down DC-DC Regulator (Rev. I)
(PDF , 1178 KB) 05 Apr 2013 - View All Technical Documents
Device Uses
- Local Point of Load Regulation
- Core Power in HDDs
- Set-Top Boxes
- Battery Powered Devices
- USB Powered Devices
- DSL Modems
- Notebook Computers
- Automotive
Sample & Buy
| Free Samples | Buy from Authorized Distributors | Part # | Status | Temp (oC) | Price | QTY | Package | Pins | Top Side Marking | Package QTY | Carrier | Distributor Inventory | TI 1k Lead Time | | LM2734XMK/NOPB | ACTIVE | -40 to 125 | 1.20 | 1ku | SOT (DDC) | 6 | View | 1000 | >5K | 1k quantity lead time: In stock | Not Available | | LM2734XMKX/NOPB | ACTIVE | -40 to 125 | 1.20 | 1ku | SOT (DDC) | 6 | View | 3000 | >5K | 1k quantity lead time: In stock | Not Available | | LM2734YMK | ACTIVE | -40 to 125 | 0.95 | 1ku | SOT (DDC) | 6 | View | 1000 | >5K | 1k quantity lead time: In stock | | LM2734YMK/NOPB | ACTIVE | -40 to 125 | 0.95 | 1ku | SOT (DDC) | 6 | View | 1000 | >5K | 1k quantity lead time: In stock | Not Available | Contact Distributor | LM2734YMKX | ACTIVE | -40 to 125 | 0.95 | 1ku | SOT (DDC) | 6 | View | 3000 | No Stock | For lead times contact TI Authorized Distributor or local TI sales office | Not Available | | LM2734YMKX/NOPB | ACTIVE | -40 to 125 | 0.95 | 1ku | SOT (DDC) | 6 | View | 3000 | 1K - 5K | 1k quantity lead time: In stock |
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* 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 |
|---|---|---|---|
| LM2651 | 1.5A High Efficiency Switching Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 1.5A Synchronous Buck Regulator |
| LM27341 | 1.5A - Wide Input Range Buck Regulator with Frequency Synchronization | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 1.5A, 2MHz Fsw, Frequency Sync |
| LM27341-Q1 | 1.5A - Wide Input Range Buck Regulator with Frequency Synchronization | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 1.5A, 2MHz Fsw, Frequency Sync |
| LM2734Z | Thin SOT23 1A Load Step-Down DC-DC Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 3MHz Version |
| LM2734Z-Q1 | Thin SOT23 1A Load Step-Down DC-DC Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 3MHz Version |
| LM2734-Q1 | Thin SOT23 1A Load Step-Down DC-DC Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | The device has SIMILAR FUNCTIONALITY but is not functionally equivalent to the compared device. |
| LM2738 | 550kHz/1.6MHz 1.5A Step-Down DC-DC Switching Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 1.5A Version |
| LM5010 | High Voltage 1A Step Down Switching Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | 1A 80V Switching Reg |
Technical Documents
Datasheet (1)
| Title | Type | Size (KB) | Date | Views |
|---|---|---|---|---|
| 1178 | 05 Apr 2013 |
Application Notes (4)
| Title | Abstract | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| 631 | 26 Apr 2013 | 3,287 | |||
| 247 | 23 Apr 2013 | 896 | |||
| 645 | 22 Mar 2007 | 178 | |||
| 745 | 22 Mar 2007 | 722 |
User Guides (2)
| Title | Abstract | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| 944 | 24 Apr 2013 | 1,313 | |||
| 2141 | 27 Jan 2012 | 1,212 |
External Articles (3)
| Title | Date |
|---|---|
| Methods and Features of LED Drivers | 11 Apr 2012 |
| HD Component Video Over CAT5 Cable Using Current Feedback Amplifiers | 24 Jan 2012 |
| Using a strain-gauge transducer in a Wheatstone-bridge configuration | 24 Jan 2012 |
Tools & Software
Circuit Design & Simulation
Models (4)
| Title | Category | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| LM2734X PSpice Transient Model | PSpice Model | ZIP | 201 KB | 17 Jan 2013 | 168 views |
| LM2734X PSpice Average Model | PSpice Model | ZIP | 51 KB | 17 Jan 2013 | 151 views |
| LM2734Y PSpice Average Model (Rev. A) | PSpice Model | ZIP | 51 KB | 17 Jan 2013 | 151 views |
| LM2734Y PSpice Transient Model | PSpice Model | ZIP | 195 KB | 07 Dec 2012 | 143 views |
Design Kits & Evaluation Modules (3)
| Name | Part# | Type |
|---|---|---|
| High-IF Sub-sampling Receiver Subsystem | SP16160CH1RBKIT | Evaluation Modules & Boards |
| Thin SOT23 1A Load Step-Down DC-DC Regulator | LM2734Y-EVAL | Evaluation Modules & Boards |
| Thin SOT23 1A Load Step-Down DC-DC Regulator | LM2734X-EVAL | Evaluation Modules & Boards |
Software (1)
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High-IF Sub-sampling Receiver Subsystem CAD Files (ZIP 3259 KB ) 228 views, 27 Jan 2012 |
Development Tools (1)
| Name | Part# | Type |
|---|---|---|
| Power Stage Designer of Most Commonly Used Switchmode Power Supplies | POWERSTAGE-DESIGNER | Circuit Design & Simulation |
Support & Community
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Training & Events
| Name | Type | Available During |
|---|---|---|
| In-depth PFC Design Workshop sponsored by Biricha Digital Power Ltd. | In-Person | 30 Apr 2013 - 02 May 2013 |
| Power Fundamentals: Linear Regulator Fundamentals - NPN | Recorded Content | On Demand |
| Power Fundamentals: Buck Regulator Architectures - Current/Emulated Current Mode Buck Regulators | Recorded Content | On Demand |
| Power Fundamentals: Buck Regulator Architectures - COT Buck Regulators | Recorded Content | On Demand |
| Power Fundamentals: Buck Regulator Architectures - Hysteretic Buck Regulators | Recorded Content | On Demand |
See More Training & Events