
Vishay Semiconductors
DESCRIPTION
SiP12502 is a boost converter IC with fixed output voltage for single or double cell NiMH or Alkaline battery pack.
FEATURES
• Voltage mode control with internal frequency
compensation
• 0.85 V to 5.0 V input voltage range
• Fixed output voltage options - 2.0 V, 3.3 V, and 5.0 V
• Other voltages available upon request
• PWM control with 300 kHz fixed switching frequency
• PFM control for light load
• Powered from the output voltage supply
• Integrated UVLO and soft-start
• Logic controlled shutdown (< 1 µA)
• 85 % typical efficiency
• Internal power MOS switch: 0.2 Ω at 3.3 V output
• Antiringing switch to minimize EMI
• Power good output
• Shutdown input
• Minimum external components
• PowerPAK® MLP33-6 package, (DFN-6, 3 x 3)
• Over voltage protection
APPLICATIONS
• Portable applications
• Battery-powered equipment
• Handheld devices
• Digital cameras
• Wireless handsets
• LCD and OLED bias