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S-8333AAFC-T8T1G
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Product Detailed Parameters
- Description：IC REG CTRLR BOOST 8TSSOP
- Series：-
- Mfr：ABLIC Inc.
- Package：Tape & Reel (TR)
- Output Type：Transistor Driver
- Function：Step-Up
- Output Configuration：Positive
- Topology：Boost
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：1.8V ~ 6V
- Frequency - Switching：280kHz ~ 1.08MHz
- Duty Cycle (Max)：89%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Frequency Control
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：8-TSSOP
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Overview
The S-8333AAFC-T8T1G is a CMOS step-up switching regulator controller manufactured by ABLIC Inc. It operates within an input voltage range of 1.8 V to 6 V and utilizes pulse width modulation (PWM) control. The device features an internal oscillator with a frequency settable up to 1.08 MHz via an external resistor. It provides overcurrent protection and supports a maximum duty ratio adjustable through an external resistor. The component is housed in an 8-pin TSSOP package.
Feature Summary
- Integrates PWM control circuitry for efficient step-up voltage regulation
- Features an externally programmable oscillation frequency for flexible design
- Includes built-in overcurrent protection mechanisms
- Supports low-voltage operation starting at 1.8 V
Applications
- Power supply circuits for portable electronic devices
- LCD backlight driver systems
- Battery-powered equipment requiring voltage boosting
Procurement Notes
Verify the specific suffix codes against official datasheets to confirm pinout compatibility and electrical tolerances. Confirm RoHS compliance status and environmental certifications prior to integration. Ensure the selected package variant matches the intended PCB footprint and thermal requirements for the final assembly.
Selection Notes
Select this component when designing boost converters requiring high-frequency operation and precise duty cycle control. Evaluate the external resistor values required to set the desired switching frequency and maximum duty ratio. Consider the input voltage range and load requirements to ensure stable operation under varying conditions.
Part Context
This part belongs to the S-8333 series of switching regulators, designed for low-voltage applications. The series offers various output configurations and package options to suit different power management needs in compact electronic designs.
Replacement Considerations
Consult official substitution lists for compatible alternatives. Verify that any replacement maintains identical pin assignments, voltage ratings, and control characteristics.
