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LP3907 Datasheet, PDF (13/42 Pages) National Semiconductor (TI) – Dual High-Current Step-Down DC/DC and Dual Linear Regulator with I2C Compatible Interface | |||
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Typical Performance Characteristics â Buck2
VIN= 4.5V to 5.5V, TA = 25°C, VOUT = 1.8V, 3.3V
Efficiency vs Output Current
( VOUT =1.8V, L= 2.2µH âForced PWM mode)
Efficiency vs Output Current
(VOUT =3.3V, L= 2.2µH â Forced PWM mode)
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Typical Performance Characteristics â Buck2
VIN= 4.3V to 5.5V, TA = 25°C, VOUT = 1.8V, 3.3V
Efficiency vs Output Current
(VOUT =1.2V, L= 2.2µH â PWM mode to PFM mode)
Efficiency vs Output Current
(VOUT =2.0V, L= 2.2µH â PWM mode to PFM mode)
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