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TPS61040DBV
0.45A Switching Regulator, 1000kHz Maximum Switching Frequency, SOT-23 PackageTPS61040DBV
0.45A Switching Regulator, 1000kHz Maximum Switching Frequency, SOT-23 Package
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製造商零件號 # : TPS61040DBV
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包裝/封裝: SOT-23-5
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製造商: Texas Instruments
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產品分類 : DC DC Switching Controllers
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TPS61040DBV 數據表
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詳細說明
Additionally, this boost converter IC comes in a compact SOT23-5 package, allowing for easy integration into small and space-constrained applications. Its robust design and comprehensive protection mechanisms make it a reliable choice for powering portable devices
主要特徵
- Fast response time
- Overcurrent protection
- Safe operating area monitoring
- Undervoltage lockout
- High accuracy temperature sensing
- Synchronous rectification for high efficiency
應用
- For portable use
- Emergency lighting
- GPS accuracy
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Rohs Code | Yes | Part Life Cycle Code | Obsolete |
| Part Package Code | SOT-23 | Pin Count ! | 5 |
| Reach Compliance Code | ECCN Code | EAR99 | |
| HTS Code ! | 8542.39.00.01 | Additional Feature ! | OPERATES IN ADJUSTABLE MODE FROM 1.8 TO 28 V |
| Analog IC - Other Type | SWITCHING REGULATOR | Control Mode | CURRENT-MODE |
| Control Technique | PULSE FREQUENCY MODULATION | Input Voltage-Max | 6 V |
| Input Voltage-Min | 1.8 V | Input Voltage-Nom | 2.4 V |
| JESD-30 Code | R-PDSO-G5 | JESD-609 Code | e4 |
| Length | 2.9 mm | Moisture Sensitivity Level | 1 |
| Number of Functions | 1 | Number of Terminals | 5 |
| Operating Temperature-Max | 85 °C | Operating Temperature-Min | -40 °C |
| Output Current-Max | 0.45 A | Package Body Material | PLASTIC/EPOXY |
| Package Code | LSSOP | Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Qualification Status ! | Not Qualified | Seated Height-Max | 1.45 mm |
| Surface Mount ! | YES | Switcher Configuration | BOOST |
| Switching Frequency-Max | 1000 kHz | Temperature Grade ! | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 0.95 mm | Terminal Position | DUAL |
| Width | 1.6 mm |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is TPS61040DBV?
The TPS61040DBV is a high-efficiency, low-power boost converter IC (integrated circuit) designed by Texas Instruments. It is ideal for applications requiring a regulated output voltage from a single-cell Li-ion battery or similar power sources, such as portable devices, handheld instruments, and wireless sensors.
How Does TPS61040DBV Work?
The TPS61040DBV operates as a boost converter, providing a regulated output voltage that is higher than the input voltage. It uses a switching topology to efficiently step up the input voltage to the desired output level. The IC features a low quiescent current and a wide input voltage range, making it suitable for battery-operated applications.
How Many Pins does TPS61040DBV have and What are the Functions of the Pinout Configuration?
The TPS61040DBV is housed in a 5-pin SOT-23 (Small Outline Transistor) package. The pinout configuration includes:
- VIN: Input voltage pin.
- PG: Power good output pin.
- SW: Switch node for the internal MOSFET switch.
- GND: Ground connection.
- VOUT: Regulated output voltage pin.
What are the Pros and Cons of TPS61040DBV?
Pros:
- High Efficiency: Provides high efficiency for extended battery life in portable devices.
- Low Quiescent Current: Minimizes power consumption during standby or light load conditions.
- Wide Input Voltage Range: Accommodates variations in input voltage from the power source.
- Small Package: The SOT-23 package offers a compact footprint for space-constrained designs.
- Power Good Output: Provides a signal indicating the output voltage is in regulation.
Cons:
- Fixed Output Voltage: The output voltage may be fixed, limiting flexibility in certain applications.
- External Components: May require external components such as inductors and capacitors for proper operation.
Are There Any Equivalents/Alternatives to TPS61040DBV for Recommendation?
- The TPS61200 from Texas Instruments is a similar boost converter with additional features such as adjustable output voltage.
- Alternatives to the TPS61040DBV include the LT1301 from Analog Devices and the MCP1623 from Microchip Technology.
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