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Datasheet
- LM3402/LM3402HV 0.5A Constant Current Buck Regulator for Driving High Pwr LEDs (Rev. E)
(PDF , 1323 KB) 02 May 2013 - View All Technical Documents
Device Uses
- LED Driver
- Constant Current Source
- Automotive Lighting
- General Illumination
- Industrial Lighting
| WEBENCH® LM3402 |
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| What are WEBENCH® tools? |
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 | Not Available | | LM3402MM |  OBSOLETE | -40 to 125 | Contact Distributor | VSSOP (DGK) | 8 | View | 411 | For lead times contact TI Authorized Distributor or local TI sales office | | LM3402MM/NOPB | ACTIVE | -40 to 125 | 0.91 | 1ku | VSSOP (DGK) | 8 | View | 1000 | SMALL T&R | >5K | 1k quantity lead time: In stock | Not Available | Not Available | LM3402MMX | OBSOLETE | -40 to 125 | Contact Distributor | VSSOP (DGK) | 8 | View | No Stock | For lead times contact TI Authorized Distributor or local TI sales office | Not Available | Contact Distributor | LM3402MMX/NOPB | ACTIVE | -40 to 125 | 0.91 | 1ku | VSSOP (DGK) | 8 | View | 3500 | LARGE T&R | No Stock | Typical lead time for 1k quantity: 4 to 8 weeks | | LM3402MR/NOPB | ACTIVE | 0.91 | 1ku | SO PowerPAD (DDA) | 8 | View | 95 | TUBE | 1K - 5K | 1k quantity lead time: In stock | Not Available | | LM3402MRX/NOPB | ACTIVE | 0.91 | 1ku | SO PowerPAD (DDA) | 8 | View | 2500 | LARGE T&R | >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 |
|---|---|---|---|
| LM3401 | Hysteretic PFET Controller for High Power LED Drive | POWER MANAGEMENT - LED LIGHTING | Vin 4.5V To 35V, External PFET For Up To 4.0A Output Current |
| LM3402HV | 0.5A Constant Current Buck Regulator for High Power LED Drivers | POWER MANAGEMENT - LED LIGHTING | For Vin Range 6V To 75V |
| LM3404 | 1.0A Constant Current Buck Regulator for High Power LED Drivers | POWER MANAGEMENT - LED LIGHTING | For 1.0A Output Current |
| LM3405A | 1.6MHz, 1A Constant Current Buck LED Driver with Internal Compensation | POWER MANAGEMENT - LED LIGHTING | Vin 3.0V To 22V, Up To 1.0A Output Current, Fixed 1.6 MHz Switching Frequency |
| LM3407 | 350 mA, Constant Current Output Floating Buck Switching Converter for High Power LEDs | POWER MANAGEMENT - LED LIGHTING | Vin 4.5V To 30V, Adjustable Switching Frequency, EMSOP-8 Package |
Technical Documents
Datasheet (1)
| Title | Type | Size (KB) | Date | Views |
|---|---|---|---|---|
| 1323 | 02 May 2013 |
Application Notes (5)
| Title | Abstract | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| 171 | 03 May 2013 | 2,470 | |||
| 76 | 01 May 2013 | 1,064 | |||
| 146 | 01 May 2013 | 904 | |||
| 60 | 23 Apr 2013 | 1,480 | |||
| 542 | 21 Mar 2007 | 868 |
User Guides (3)
| Title | Abstract | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| 1828 | 01 May 2013 | 1,478 | |||
| 179 | 01 May 2013 | 1,376 | |||
| 417 | 01 May 2013 | 965 |
External Articles (5)
| Title | Date |
|---|---|
| Driving High-Power LEDS | 11 Apr 2012 |
| A Matter of Light, Part 1--The ABC's of LEDs | 24 Jan 2012 |
| A Matter of Light, Part 2--Buck Whenever Possible | 24 Jan 2012 |
| A Matter of Light, Part 3--When to Buck & Buck-Boost | 24 Jan 2012 |
| A Matter of Light, Part 4--PWM Dimming | 24 Jan 2012 |
Circuit Design & Simulation
| WEBENCH® LM3402 |
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| What are WEBENCH® tools? |
Design Kits & Evaluation Modules (3)
| Name | Part# | Type |
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| LM3402 LM3404 High Power PSOP-8 Evaluation board | LM3404MREVAL | Evaluation Modules & Boards |
| LM3402MA (Mini SOIC) - 0.5A Constant Current Buck Regulator for HB LEDs (LM3402EVAL Board) | LM3402EVAL | Evaluation Modules & Boards |
| LM3404FSTDIMEV - Fast Dimming and True Constant LED Current Evaluation Board | LM3404FSTDIMEV | Evaluation Modules & Boards |
Support & Community
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