Semtech Corporation SC1185ACSWTRT
- Part Number:
- SC1185ACSWTRT
- Manufacturer:
- Semtech Corporation
- Ventron No:
- 3769759-SC1185ACSWTRT
- Description:
- IC CTLR PWM SYNC PROGR 24SOIC
- ECAD Model:
-
- Datasheet:
- SC1185ACSWTRT
Description
The SC1185 combines a synchronous voltage mode controller with two low-dropout linear regulators, providing the necessary circuitry for implementing three DC/DC converters to power advanced microprocessors like Pentium® II.
Features
Synchronous design for no heatsink solution
95% efficiency (switching section)
5-bit DAC for output programmability
On-chip power good function
Designed for Intel Pentium II requirements
1.5V, 2.5V @ 1.25% for linear section
1.265V ± 1.5% Reference available
24-lead SO package (lead-free option available)
Applications
Pentium II microprocessor supplies
Flexible motherboards
1.3V to 3.5V microprocessor supplies
Programmable triple power supplies
The SC1185 combines a synchronous voltage mode controller with two low-dropout linear regulators, providing the necessary circuitry for implementing three DC/DC converters to power advanced microprocessors like Pentium® II.
Features
Synchronous design for no heatsink solution
95% efficiency (switching section)
5-bit DAC for output programmability
On-chip power good function
Designed for Intel Pentium II requirements
1.5V, 2.5V @ 1.25% for linear section
1.265V ± 1.5% Reference available
24-lead SO package (lead-free option available)
Applications
Pentium II microprocessor supplies
Flexible motherboards
1.3V to 3.5V microprocessor supplies
Programmable triple power supplies
Semtech Corporation SC1185ACSWTRT technical specifications, attributes, parameters and parts with similar specifications to Semtech Corporation SC1185ACSWTRT.
- Factory Lead Time12 Weeks
- MountSurface Mount
- Mounting TypeSurface Mount
- Package / Case24-SOIC (0.295, 7.50mm Width)
- Number of Pins24
- Operating Temperature0°C~70°C
- PackagingTape & Reel (TR)
- Published2005
- JESD-609 Codee3
- Pbfree Codeyes
- Part StatusObsolete
- Moisture Sensitivity Level (MSL)1 (Unlimited)
- Number of Terminations24
- ECCN CodeEAR99
- Terminal FinishMatte Tin (Sn)
- Voltage - Supply4.5V~7V
- Terminal PositionDUAL
- Terminal FormGULL WING
- Number of Functions1
- Terminal Pitch1.27mm
- Base Part NumberSC1185
- Pin Count24
- Number of Outputs3
- Output Voltage3.5V
- Input Voltage-Nom5V
- Output Current15kA
- Voltage - Output 21.5V
- Input Voltage (Min)4.5V
- TopologyStep-Down (Buck) (1), Linear (LDO) (2)
- Control ModeVOLTAGE-MODE
- Frequency - Switching140kHz
- Input Voltage (Max)7V
- Control TechniquePULSE WIDTH MODULATION
- Voltage - Output 32.5V
- Switcher ConfigurationPUSH-PULL
- Duty Cycle95 %
- w/SequencerNo
- Voltage/Current - Output 1Controller
- Voltage/Current - Output 21.5V -
- Voltage/Current - Output 32.5V -
- Height Seated (Max)2.65mm
- Length15.4mm
- Width7.5mm
- RoHS StatusRoHS Compliant
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