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Datasheet
- 0.5-A, 42V Step Down DC/DC Converter with Eco-Mode (Rev. A)
(PDF , 2683 KB) 06 Sep 2013 - View All Technical Documents
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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 | | TPS54040DGQ | ACTIVE | -40 to 150 | 1.38 | 1ku | MSOP-PowerPAD (DGQ) | 10 | View | 80 | TUBE | >5K | 1k quantity lead time: In stock | Not Available | | TPS54040DGQR | ACTIVE | -40 to 150 | 1.15 | 1ku | MSOP-PowerPAD (DGQ) | 10 | 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 |
|---|---|---|---|
| TPS54040A | 3.5V to 42V Input, 0.5A Step-Down Converter with Eco-Mode | CONVERTER (INTEGRATED SWITCH) - STEP-DOWN (BUCK) CONVERTER | “A” version offers tighter Enable threshold and enhanced (2KV) HBM ESD – Recommended for new Designs |
Technical Documents
Datasheet (1)
| Title | Type | Size (KB) | Date | Views |
|---|---|---|---|---|
| 2683 | 06 Sep 2013 |
Application Notes (3)
| Title | Abstract | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| 55 | 17 Apr 2013 | 1,114 | |||
| 472 | 26 Oct 2012 | 3,140 | |||
| 249 | 10 Oct 2012 | 1,595 |
User Guides (2)
| Title | Abstract | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| 139 | 21 Nov 2011 | 414 | |||
| 624 | 20 Mar 2009 | 1,488 |
Selection & Solution Guides (6)
| Title | Type | Size (KB) | Date | Views |
|---|---|---|---|---|
| 3889 | 17 May 2013 | 2,536 | ||
| 58 | 12 Apr 2012 | 1,503 | ||
| 302 | 28 Mar 2012 | 3,522 | ||
| 1595 | 14 Mar 2012 | 2,494 | ||
| 184 | 22 Feb 2012 | 2,244 | ||
| 145 | 31 Jan 2012 | 1,414 |
Tools & Software
Circuit Design & Simulation
Models (4)
| Title | Category | Type | Size (KB) | Date | Views |
|---|---|---|---|---|---|
| TPS54040 PSpice Average Model | PSpice Model | ZIP | 85 KB | 15 Jul 2013 | 123 views |
| TPS54040 PSpice Transient Model | PSpice Model | ZIP | 66 KB | 16 Jul 2009 | 491 views |
| TPS54040 TINA-TI Transient Reference Design | TINA-TI Reference Design | TSC | 482 KB | 17 Nov 2010 | 255 views |
| TPS54040 TINA-TI Transient Spice Model | TINA-TI Spice Model | ZIP | 68 KB | 17 Nov 2010 | 522 views |
Design Kits & Evaluation Modules (1)
| Name | Part# | Type |
|---|---|---|
| TPS54040 42V Input, 5V Output, 0.5A Evaluation Module | TPS54040EVM-456 | Evaluation Modules & Boards |
Software (1)
|
TPS54x40 and TPS54x60 Buck Design Spreadsheet (Rev. A) (ZIP 49 KB ) 876 views, 12 Feb 2013 |
Development Tools (3)
| Name | Part# | Type |
|---|---|---|
| Inverting Power Supply Calculator for SWIFT DC/DC with Integrated FETs | SWIFTINV-CALC | Calculation Tools |
| Positive and Negative Output Voltage Split Rail Calculator for SWIFT DC/DC Converters | SWIFTPOSNEG-CALC | Calculation Tools |
| Power Stage Designer of Most Commonly Used Switchmode Power Supplies | POWERSTAGE-DESIGNER | Circuit Design & Simulation |
Reference Designs (11)
| Description | Part # | Company |
|---|---|---|
| 3-ph E-Meter. Input voltage: 2 and 3 phase; outputs: 16.5V@300mApk, 12V@500mA, 3.3V@100mApk, 1.9V@15 | PMP7146.4 | Texas Instruments |
| 3-ph E-Meter. Input voltage: 2 and 3 phase; outputs: 16.5V@300mApk, 12V@500mA, 3.3V@100mApk, 1.9V@15 | PMP7146.3 | Texas Instruments |
| 3-ph E-Meter. Input voltage: 2 and 3 phase; outputs: 16.5V@300mApk, 12V@500mA, 3.3V@100mApk, 1.9V@15 | PMP7146.2 | Texas Instruments |
| 3-ph E-Meter. Input voltage: 2 and 3 phase; outputs: 16.5V@300mApk, 12V@500mA, 3.3V@100mApk, 1.9V@15 | PMP7146.1 | Texas Instruments |
| 3.3V @ 0.3A Buck Converter | PMP8538 | Texas Instruments |
| 5.0V @ 70mA Buck Converter | PMP7220 | Texas Instruments |
| Buck for wireless charging (5V @ 100mA) | PMP5185 | Texas Instruments |
| Inverting buck-boost using TPS54040 to generate -5V@100mA | PMP5691 | Texas Instruments |
| Sync Buck (1.1V at 110A) | PMP5096 | Texas Instruments |
| Sync Buck(x4), Buck (1V @ 25A) | PMP6000.1 | Texas Instruments |
| TPS54160 Universal Board | PMP4743 | Texas Instruments |
Related End Equipment
Support & Community
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