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Voltage Regulators

Features:
- Faster Switching with Increased Efficiency
- Uses Small Inductors: 4.7mH
- All Surface Mount Components
- Only 0.5 Square Inch of Board Space
- Low Minimum Supply Voltage: 2.7V
- Quiescent Current: 4mA Typ
- Current Limited Power Switch: 1.5A
- Regulates Positive or Negative Outputs
- Shutdown Supply Current: 12mA Typ
- Easy External Synchronization

Typical Electrical Characteristics:
(TA=25°C, VIN = 5V, VC = 0.6V, VFB = VREF, VSW, S/S and NFB pins open, unless otherwise noted.

Reference Voltage (Measured at Feedback Pin VC = 0.8V): 1.245V
Feedback Input Current (VFB = VREF): 250nA
Negative Feedback Reference Voltage Line Regulation (2.7V £ VIN £ 25V, VC = 0.8V): 0.01%/V
Switching Frequency (2.7V ≤ VIN ≤ 25V): 500kHz
Switch Current Limit Blanking Time: 130ns
Output Switch “On” Resistance (ISW = 1A ; full operating temperature): 0.5Ω

Applications:
- Boost Regulators
- CCFL Backlight Driver
- Laptop Computer Supplies
- Multiple Output Flyback Supplies
- Inverting Supplies

Manufactured by: Linear Tech
Part Number: LT1372IS8