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AOZ1948AI_2#A
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Product Detailed Parameters
- Description：IC LED DRIVER CTRLR PWM 8SOIC
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Type：DC DC Controller
- Topology：Step-Down (Buck)
- Internal Switch(s)：No
- Number of Outputs：1
- Voltage - Supply (Min)：8V
- Voltage - Supply (Max)：16V
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：-
- Dimming：PWM
- Applications：Backlight, Lighting
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
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Overview
The AOZ1948AI#A is an LED driver controller from Alpha & Omega Semiconductor, packaged in an 8-SOIC format. It functions as a PWM control IC designed for managing LED lighting applications. The component integrates control circuitry to regulate LED current and brightness through pulse-width modulation signals. As a dedicated controller, it requires external power switches and passive components to form a complete driving stage. The device supports standard surface-mount assembly processes suitable for automated manufacturing.
Feature Summary
- PWM-based LED current regulation
- Integrated control logic for LED drivers
- Compact 8-pin SOIC package
Applications
- LED lighting systems
- General illumination circuits
- LED backlighting modules
Procurement Notes
Verify the exact part number suffix against official manufacturer documentation to confirm pinout and electrical specifications. Ensure compatibility with required operating voltages and thermal management solutions. Confirm RoHS compliance status if environmental regulations apply to your specific deployment environment.
Selection Notes
Select this controller when designing LED drivers requiring PWM dimming capabilities. Evaluate the need for external MOSFETs and inductors based on target current levels. Consider the 8-SOIC footprint constraints during PCB layout planning to ensure adequate thermal dissipation and signal integrity for the control loop.
Part Context
This component belongs to Alpha & Omega Semiconductor's portfolio of power management integrated circuits. It is specifically categorized under LED driver controllers within their product line. The device complements other PMIC offerings by providing specialized control functionality for lighting applications rather than general voltage regulation.
Replacement Considerations
Consult official substitution guides for compatible alternatives. Verify pin-to-pin compatibility and electrical parameter alignment before replacing existing designs with similar LED driver controllers from the same or different manufacturers.
