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SC4808CMSTRT
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Product Detailed Parameters
- Description：IC REG CTRLR MULT TOP 10MSOP
- Series：-
- Mfr：Semtech Corporation
- Package：Tape & Reel (TR)
- Output Type：Transistor Driver
- Function：Step-Up/Step-Down
- Output Configuration：Positive, Isolation Capable
- Topology：Full-Bridge, Half-Bridge, Push-Pull
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：7V ~ 16V
- Frequency - Switching：50kHz ~ 1MHz
- Duty Cycle (Max)：49%
- Synchronous Rectifier：No
- Clock Sync：Yes
- Serial Interfaces：-
- Control Features：Current Limit, Frequency Control
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Package / Case：10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
- Supplier Device Package：10-MSOP
- Grade：-
- Qualification：-
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Overview
The SC4808CMSTRT is a dual-ended, high-frequency integrated PWM controller designed for isolated applications requiring minimal space. It operates as a step-up/step-down switching controller with transistor driver output configuration. The device integrates current sense summation and slope compensation at the CS pin to ensure stable operation under varying load conditions.
Feature Summary
- Dual-ended architecture optimized for isolated power conversion topologies
- Integrated current sense summation and slope compensation circuitry
- High-frequency PWM control capability for compact magnetic component design
Applications
- Isolated DC-DC converter designs
- Space-constrained power supply modules
- Step-up/step-down voltage regulation systems
Procurement Notes
Verify part status carefully as this specific marking may indicate an obsolete or end-of-life variant within the SC4808 family. Confirm exact suffix compatibility with original design specifications before procurement. Cross-reference with official Semtech lifecycle notices to ensure long-term availability support.
Selection Notes
Select this component when designing isolated converters requiring dual-end drive capabilities in a small footprint. Ensure the application supports high-frequency switching requirements compatible with the internal PWM controller. Verify that external components match the integrated slope compensation characteristics.
Part Context
This component belongs to the SC4808 series of switching controllers from Semtech Corporation. The series focuses on providing efficient power management solutions for isolated applications. The CMSTRT designation indicates specific packaging and tape-and-reel configuration details consistent with surface-mount assembly processes.
Replacement Considerations
Consult official cross-reference data for direct substitutes. Evaluate alternative SC4808 variants based on pinout compatibility and electrical parameter alignment. Verify functional equivalence for isolated step-up/step-down applications before substitution.
