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S-8338ABDB-P8T1G
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Product Detailed Parameters
- Description：IC REG CTRLR BOOST 8SON
- 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：257.4kHz ~ 1.134MHz
- Duty Cycle (Max)：88.50%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Enable, Frequency Control
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SMD, Flat Leads
- Supplier Device Package：8-SON (A) (2.9x2.8)
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Overview
The S-8338ABDB-P8T1G is a CMOS step-up switching regulator controller from the S-8338 series by ABLIC Inc. It operates within an input voltage range of 1.8 V to 6 V and supports a maximum oscillation frequency of 1.133 MHz via an external resistor. The device utilizes pulse width modulation (PWM) control with a maximum duty ratio of 88.5%. It features built-in under-voltage lockout (UVLO) and timer latch short-circuit protection circuits, ensuring stable operation in low-voltage portable systems.
Feature Summary
- Integrates UVLO and timer latch short-circuit protection for enhanced reliability
- Supports high-frequency PWM control up to 1.133 MHz for compact designs
- Enables flexible output voltage adjustment through external resistors
Applications
- Power supply units for LCD panels
- Portable electronic devices operating on low voltage
- Battery-powered consumer electronics requiring step-up regulation
Procurement Notes
Verify the specific suffix P8T1G corresponds to the 8-SON package variant when sourcing. Confirm RoHS compliance status as per the latest manufacturer documentation. Ensure compatibility with the required switching frequency setting resistor before finalizing procurement specifications.
Selection Notes
Select this component for applications requiring a wide input voltage range starting at 1.8 V. The internal oscillator allows for frequency customization, which aids in optimizing electromagnetic interference levels. Consider the 8-SON package dimensions for PCB layout constraints compared to TSSOP alternatives.
Part Context
This part belongs to the S-8337/8338 series of step-up switching regulators designed for low-voltage operation. The series is characterized by its ability to function efficiently with single-cell lithium-ion batteries or other low-voltage sources, making it suitable for modern miniaturized power management solutions.
Replacement Considerations
The S-8338ACCB-T8T1G serves as a verified substitute within the same series, offering similar electrical characteristics and functionality for step-up conversion applications.
