Cart 
Datasheet
- LM2621 Low Input Voltage, Step-Up DC-DC Converter (Rev. C)
(PDF , 1049 KB) 25 Mar 2005 - View All Technical Documents
Device Uses
- PDAs, Cellular Phones
- 2-Cell and 3-Cell Battery-Operated Equipment
- PCMCIA Cards, Memory Cards
- Flash Memory Programming
- TFT/LCD Applications
- 3.3V to 5.0V Conversion
- GPS Devices
- Two-Way Pagers
- Palmtop Computers
- Hand-Held Instruments
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 | | LM2621MM/NOPB | ACTIVE | -40 to 85 | 0.65 | 1ku | VSSOP (DGK) | 8 | View | 1000 | SMALL T&R | >5K | 1k quantity lead time: In stock | Not Available | Contact Distributor | LM2621MMX | ACTIVE | -40 to 85 | 0.65 | 1ku | VSSOP (DGK) | 8 | View | 3500 | LARGE T&R | No Stock | For lead times contact TI Authorized Distributor or local TI sales office | Not Available | | LM2621MMX/NOPB | ACTIVE | -40 to 85 | 0.65 | 1ku | VSSOP (DGK) | 8 | View | 3500 | 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 |
|---|---|---|---|
| LM2623 | General Purpose, Gated Oscillator Based, DC/DC Boost Converter | CONVERTER (INTEGRATED SWITCH) - STEP-UP (BOOST) CONVERTER | Operates With Input Voltages As Low As 0.8V |
| LM2698 | SIMPLE SWITCHER® 1.35A Boost Regulator | CONVERTER (INTEGRATED SWITCH) - STEP-UP (BOOST) CONVERTER | Wider Switch Voltage , Fixed Frequency |
| LM27313 | 1.6 MHz Boost Converter With 30V Internal FET Switch in SOT-23 | CONVERTER (INTEGRATED SWITCH) - STEP-UP (BOOST) CONVERTER | Fixed Frequency , Smaller Package |
| LM27313-Q1 | 1.6 MHz Boost Converter With 30V Internal FET Switch in SOT-23 | CONVERTER (INTEGRATED SWITCH) - STEP-UP (BOOST) CONVERTER | Fixed Frequency , Smaller Package |
| LM2733 | 0.6/1.6 MHz Boost Converters With 40V Internal FET Switch in SOT-23 | CONVERTER (INTEGRATED SWITCH) - STEP-UP (BOOST) CONVERTER | 1A 40V Switch Boost Regulator In SOT-23 |
| LM3224 | 615kHz/1.25MHz Step-up PWM DC/DC Converter | CONVERTER (INTEGRATED SWITCH) - STEP-UP (BOOST) CONVERTER | Wider Switch Voltage , Fixed Frequency |
| LM2704 | Micropower Step-up DC/DC Converter with 550mA Peak Current Limit | LED DRIVER - BACKLIGHT | Low Power 500mA Switch Boost In SOT-23 |
Technical Documents
Datasheet (1)
| Title | Type | Size (KB) | Date | Views |
|---|---|---|---|---|
| 1049 | 25 Mar 2005 |
Tools & Software
Circuit Design & Simulation
Design Kits & Evaluation Modules (1)
| Name | Part# | Type |
|---|---|---|
| Low Input Voltage, Step-Up DC-DC | LM2621EVAL | Evaluation Modules & Boards |
Development Tools (1)
| Name | Part# | Type |
|---|---|---|
| Power Stage Designer of Most Commonly Used Switchmode Power Supplies | POWERSTAGE-DESIGNER | Circuit Design & Simulation |
Support & Community
TI E2E™ Community
As a member of my.TI you can join the TI E2E™ Community where you can ask questions, share ideas and collaborate with fellow engineers and TI experts Contents are provided "AS IS" by the respective TI and Community contributors and do not constitute TI specifications. See Terms of Use. |
||
|
||
Training & Events
| Name | Type | Available During |
|---|---|---|
| Multi-Day PFC Design Workshop (Analog & Digital) sponsored by Biricha Digital Power Ltd. | In-Person | 15 Mar 2014 - 22 Mar 2014 |
| In-depth PFC Design Workshop | In-Person | 12 Nov 2013 - 14 Nov 2013 |
| Digital Power Multi-Day Workshop | In-Person | 05 Nov 2013 - 07 Nov 2013 |
| Optimizing Efficiency of Switching Mode Chargers | Recorded Content | On Demand |
| Single Cell Gauging 101 - Part 2: Classic Fuel Gauging Approaches | Recorded Content | On Demand |
See More Training & Events