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LT1615ES5#TRPBF
+BOMIC REG BST SEPIC ADJ 0.3A TSOT23
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メーカーテキサス・インスツルメンツ
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メーカー品番 #LT1615ES5#TRPBF
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データシート LT1615ES5#TRPBF DataSheet
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パッケージ SOT-23-5
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在庫状況3795
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Boost, SEPIC |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 1V |
| Voltage - Input (Max) | 15V |
| Voltage - Output (Min/Fixed) | 1.23V |
| Voltage - Output (Max) | 34V |
| Current - Output | 300mA (Switch) |
| Synchronous Rectifier | No |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
The device is suitable for battery-powered applications due to its low shutdown current of less than 1µA, which helps conserve power when the device is not in use. The LT1615ES5#TRPBF also features current limiting and thermal shutdown to protect against overload conditions. Its compact size and high performance make it ideal for powering applications like OLED displays, CCD bias, or portable devices that require efficient voltage boosting.
Equivalent
1. MAX1674/1675/1676 from Maxim Integrated: Similar step-up DC-DC converters.
2. TPS61070/71/72 from Texas Instruments: Efficient boost converters with similar voltage range.
3. NCP1402 from ON Semiconductor: Low-power step-up DC-DC converter.
Ensure compatibility by checking specific electrical characteristics and package configurations.
Features
1. Input Voltage Range: The device operates with input voltages ranging from 1.2V to 15V.
2. Output Voltage: It can generate output voltages up to 34V, making it suitable for boosting low voltage inputs to higher levels.
3. High Efficiency: Optimized for high-efficiency performance across a wide load range.
4. Switching Frequency: Operates at a fixed frequency of 1.4MHz, allowing for the use of small external components.
5. Current Mode Control: Ensures excellent line and load regulation.
6. Compact Package: Comes in a space-saving 5-lead SOT-23 package.
7. Low Shutdown Current: Features a low shutdown current of less than 1µA, conserving battery life in portable applications.
8. Protection Features: Includes features like over-temperature protection to enhance reliability.
This combination of features makes the LT1615ES5#TRPBF suitable for battery-powered devices and applications requiring efficient voltage conversion in a small form factor.
Pinout
1. SW (Pin 1): This pin is connected to the inductor and the internal switch. It is the switching node through which the inductor current flows.
2. GND (Pin 2): Ground pin and is the return path for the circuit.
3. FB (Pin 3): The Feedback pin is used to set the output voltage. Connect it to a resistor divider network from the output.
4. SHDN (Pin 4): The Shutdown pin is used to enable or disable the converter. Pulling it low puts the device in shutdown mode with low quiescent current.
5. VIN (Pin 5): This pin is the input voltage supply pin for the device.
The LT1615 is designed for applications where small size and high efficiency are important, delivering output voltages up to 34V with an input range of 1.2V to 15V.