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LTC3220EPF#TRPBF
+BOMIC LED DRIVER RGLTR 20MA 28UTQFN
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #LTC3220EPF#TRPBF
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Bảng dữ liệu LTC3220EPF#TRPBF DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Switched Capacitor (Charge Pump) |
| Number of Outputs | 18 |
| Voltage - Supply (Min) | 2.9V |
| Voltage - Supply (Max) | 5.5V |
| Current - Output / Channel | 20mA |
| Frequency | 850kMz |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 28-UFQFN Exposed Pad |
| Supplier Device Package | 28-UTQFN (4x4) |
| Base Product Number | LTC3220 |
Tổng quan
Description
Key features include a built-in switching regulator, low quiescent current, and the ability to operate in both boost and buck modes. The LTC3220EPF is housed in a compact 16-lead TSSOP package, making it ideal for space-constrained designs. It also includes features like soft start, over-current protection, and thermal shutdown for enhanced reliability. This IC is commonly used in portable electronics, IoT devices, and other applications requiring efficient power management.
Equivalent
Features
1. Input Voltage Range: Operates from a low input voltage of 1.8V to 5.5V, making it suitable for single-cell lithium-ion batteries.
2. Output Voltage: Adjustable output voltage ranging from 2.5V to 5.25V, allowing for flexibility in application.
3. Efficiency: High efficiency up to 95%, reducing power loss and heat generation.
4. Quiescent Current: Very low quiescent current (as low as 2.5µA), ensuring long battery life in portable applications.
5. Output Current: Capable of delivering up to 1A of output current, suitable for powering various devices.
6. Soft-Start: Built-in soft-start feature to minimize inrush current during startup.
7. Thermal Protection: Features thermal shutdown to prevent overheating.
8. Compact Package: Available in a small 10-lead plastic package, ideal for space-constrained designs.
These features make the LTC3220EPF#TRPBF ideal for energy-sensitive applications.
Pinout
Pin Count: 10 pins
Functions:
1. VOUT (Pin 1): Output voltage to power the load.
2. SW (Pin 2 & 3): Switch pins for the internal buck converter.
3. VIN (Pin 4): Input voltage from the energy harvesting source.
4. GND (Pin 5): Ground reference.
5. VFB (Pin 6): Feedback voltage pin for output regulation.
6. LO (Pin 7): Load output pin for connecting the load.
7. EN (Pin 8): Enable pin to turn the device on/off.
8. FREQ (Pin 9): Frequency selection pin for the internal oscillator.
9. BAT (Pin 10): Battery connection for energy storage.
These pins facilitate energy harvesting, charge management, and power delivery in portable applications.
Manufacturer
The LTC3220EPF#TRPBF is a power management IC specifically designed for energy-efficient power conversion in portable and battery-operated devices. Analog Devices is known for its innovation and commitment to providing high-quality and reliable products that meet the demands of modern electronic systems. The company operates worldwide and serves a diverse set of markets, emphasizing technology development and customer collaboration.