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MAX16822AASA/V+T
+StücklisteIC LED DRV RGLTR PWM 350MA 8SOIC
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HerstellerAnalog Devices Inc./Maxim Integrated
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Herstellerteil #MAX16822AASA/V+T
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Datenblatt MAX16822AASA/V+T DataSheet
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Auf Lager2585
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck) |
| Internal Switch(s) | Yes |
| Number of Outputs | 1 |
| Voltage - Supply (Min) | 6.5V |
| Voltage - Supply (Max) | 65V |
| Current - Output / Channel | 350mA |
| Frequency | 2MHz |
| Dimming | PWM |
| Applications | Lighting |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | Automotive |
| Qualification | AEC-Q100 |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | MAX16822 |
Übersicht
Description
Key features include PWM dimming control, which allows for flexible brightness adjustment, and thermal protection to prevent overheating. The MAX16822 also incorporates a built-in diagnostic feature for fault detection, enhancing reliability in operation.
With its small footprint and low thermal resistance, it is ideal for compact designs. The device also boasts high efficiency, minimizing power loss and extending the life of connected LEDs. Overall, the MAX16822AASA/V+T is a versatile solution for efficient and effective LED lighting in demanding environments.
Equivalent
Features
1. Wide Input Voltage Range: Operates from 4.5V to 60V, suitable for various automotive power environments.
2. Constant Current Control: Provides precise LED current regulation with ±3% accuracy.
3. Switching Frequency: Adjustable frequency up to 1MHz for design flexibility and reduced component size.
4. Integrated High-Side Switch: Simplifies design by integrating the power switch, enhancing reliability.
5. Thermal Protection: Includes thermal shutdown to prevent damage under excessive heat conditions.
6. Programmable Soft-Start: Reduces inrush current and improves system reliability during startup.
7. Diagnostics and Fault Reporting: Features LED open/short detection and fault signals for enhanced system monitoring.
This device is ideal for applications such as front and rear lighting in vehicles, providing efficiency, reliability, and ease of integration.
Pinout
Pin Functions:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node for the internal power switch.
3. GND (Pin 3): Ground reference.
4. COMP (Pin 4): Compensation pin for loop stability.
5. Rset (Pin 5): Resistor connection for setting output current.
6. CSN (Pin 6): Current sense negative terminal.
7. CSP (Pin 7): Current sense positive terminal.
8. ILIM (Pin 8): Current limit setting.
9. VC (Pin 9): Voltage control pin for dimming.
10. EN (Pin 10): Enable pin to turn the device on/off.
11. GATE (Pin 11): Gate driver output for an external MOSFET.
12. ISD (Pin 12): Current setting for shutdown mode.
13. SLP (Pin 13): Sleep mode pin for low-power operation.
14. SDA (Pin 14): I²C data pin.
15. SCL (Pin 15): I²C clock pin.
16. NC (Pin 16): Not connected.
The device is typically used for driving high-brightness LEDs in various applications.
Manufacturer
Maxim Integrated specializes in various applications, including power management, signal processing, interface, and sensing solutions for industries such as automotive, communications, consumer, industrial, and healthcare. Their products are widely recognized for innovation and reliability, catering to the needs of engineers and designers in developing efficient and advanced electronic systems.