LM2621MM 1A Surface Mount Voltage Regulator IC National Semiconductor®
Manufacturer: National Semiconductor®
Part Number: LM2621MM
Amps: 1
Voltage: 2.5 to 5
Watts: .5
Ohms: .17
Package: Mini SO-8
Mounting: Surface Mount
Lead/Terminal Type: Gullwing
Number Leads/Terminals: 8
Color: Black
Temperature: 150°C
Shape: Square
Termination Method: Solder
Size (mm): 3 x 3
Price: $1.25
620 available for immediate delivery
Code: G124PE06
Weight: 0.01oz
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Additional Information
Low Input Voltage RegulatorsStep-Up DC-DC Converter
Features:
- Up to 2 MHz Switching Frequency
- 1.2V to 14V Input Voltage
- 1.24V - 14V Adjustable Output Voltage
- Up to 1A Load Current
- 0.17 ohm Internal MOSFET
- Up to 90% Regulator Efficiency
- 80 uA Typical Operating Current
- <2.5uA Guaranteed Supply Current In Shutdown
Typical Electrical Characteristics (TJ=25°C, VDD=VOUT=3.3V unless otherwise noted):
Minimum Start-Up Supply Voltage (ILOAD=0mA): 1.1V
Minimum Operating Supply Voltage (once started , ILOAD=0mA): 0.65V
FB Pin Voltage: 1.24V
Maximum Output Voltage: 14V
Hysteresis Voltage: 30mV
Efficiency (VIN = 3.6V; VOUT = 5V; ILOAD = 500mA): 87%
Switch Duty Cycle: 70%
Operating Quiescent Current (FB Pin > 1.3V; EN Pin at VDD): 80uA
Shutdown Quiescent Current (VDD, BOOT and SW Pins at 5.0V; EN Pin <200mV): 0.01uA
Switch Peak Current Limit: 2.85A
MOSFET Switch On Resistance: 0.17 ohm
Applications:
- PDAs, Cellular Phones
- 2-Cell and 3-Cell Battery-Operated Equipment
- PCMCIA Cards, Memory Cards
- Flash Memory Programming
- TFT/LCD Applications
- GPS Devices
- Two-Way Pagers
- Hand-Held Instruments
Manufactured by: National Semiconductor
Part Number: LM2621MM
Full Datasheet: LM2621MM