The Diodes Incorporated AL1697 18V Off-Line Dimmable LED Driver is a high-performance, high-power-factor, high-efficiency, and high-precision buck-boost LED driver.
The AL1697 series is ideal for line power dimmable LED light applications.
The AL1697 series topology provides accurate output current over a wide range of line and load regulation. Wide switching frequency operation in boundary conduction mode (BCM) facilitates EMI/EMC design and testing to meet the requirements of the latest regulatory standards.
Characteristic:
- Two internal high-voltage MOSFET options: RDSON 4Ω and 1.8Ω Super Junction
- Tight Current Sensing Tolerance: ±3%
- Low start-up current: 130μA
- Low Operating Current: 170μA at 4kHz Switching Frequency
- Single-winding inductors
- Wide range of dimmer compatibility
- Complies with NEMA SSL6 dimming curves
- Internal protection
- Undervoltage Lockout (UVLO)
- Leading Edge Blanking ()
- Cycle-by-Cycle Overcurrent Protection (OCP)
- Output Open/Short Protection (OVP/OSP)
- Thermal Foldback Protection (TFP)
- Over Temperature Protection (OTP)
- SO-7 package
- RoHS compliant
Apply:
- Line power dimmable LED lights
- Offline LED power drivers
Product Pin Layout Diagram:
Refer to the application circuit schematic:
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