圖片僅供參考
RT4533GJ6
+物料清單IC LED DRVR RGLTR PWM TSOT23-6
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製造商Richtek美國股份有限公司。
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製造商部分 #RT4533GJ6
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有存貨6329
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正品保證
規格
| 屬性 | 價值 |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Up (Boost) |
| Internal Switch(s) | Yes |
| Number of Outputs | 1 |
| Voltage - Supply (Min) | 2.5V |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Output | 36.5V |
| Current - Output / Channel | 1.2A (Switch) |
| Frequency | 1.1MHz |
| Dimming | PWM |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | SOT-23-6 Thin, TSOT-23-6 |
| Supplier Device Package | TSOT-23-6 |
| Base Product Number | RT4533 |
概述
Description
The RT4533GJ6 offers features like PWM and analog dimming, enabling flexible control of LED brightness. It also includes protections such as over-voltage, over-current, and short-circuit protection to enhance reliability and safety during operation.
Its small package size makes it suitable for space-constrained applications. Overall, the RT4533GJ6 is favored in the electronics industry for its balance of performance, efficiency, and size, making it a suitable choice for modern LED backlighting needs.
Equivalent
Features
1. Dual Output Channels: Capable of driving two strings of LEDs, making it suitable for applications requiring multiple LED arrays.
2. Wide Input Voltage Range: Operates efficiently over a wide input voltage range, enhancing its compatibility with various power sources.
3. High Efficiency: Designed to maximize power efficiency, which helps in reducing energy consumption and heat generation.
4. Adjustable Current Regulation: Provides precision in controlling the LED current, allowing for consistent brightness and extended LED lifespan.
5. Protection Features: Includes built-in safeguards like over-voltage protection, over-temperature protection, and short-circuit protection to ensure reliability and longevity.
6. Compact Package: The device is available in a small form factor, making it ideal for space-constrained applications.
7. PWM Dimming Support: Allows for pulse-width modulation (PWM) dimming, enabling flexible control over brightness levels.
These features make the RT4533GJ6 suitable for various applications, including portable devices, LCD backlighting, and other LED lighting systems.
Pinout
1. Pin Count: 6 pins.
2. Pin Functions:
- Pin 1 (SW): Switch pin connected to the inductor.
- Pin 2 (GND): Ground pin, used for device grounding.
- Pin 3 (FB): Feedback pin for controlling the LED current.
- Pin 4 (EN): Enable pin for turning the device on or off.
- Pin 5 (VIN): Supply voltage input pin.
- Pin 6 (OVP): Over-voltage protection pin to prevent damage from excess voltage.
These pins collectively aid in managing and driving white LEDs with high efficiency, offering protection features and maintaining brightness stability.