LP3906SQ-JXXI Datasheet, PDF (14/47 Pages) Texas Instruments – Dual High-Current Step-Down DC/DC and Dual Linear Regulator with I2C ompatible

LP3906
SNVS456M – AUGUST 2006 – REVISED MAY 2013
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TYPICAL PERFORMANCE CHARACTERISTICS — BUCK (continued)
T_A = 25°C unless otherwise noted
Load Transient Response
Vout = 1.2 (PWM Mode)
Mode Change by Load Transient
Vout = 1.2V (PWM to PFM)
Figure 24.
Line Transient Response
Vin = 3 – 3.6 V, Vout = 1.2 V, 250 mA load
Figure 25.
Line Transient Response
Vin = 3 – 3.6 V, Vout = 3.3 V, 250 mA load
Figure 26.
Start up into PWM Mode
Vout = 1.8 V, 1.2 A load
Figure 27.
Start up into PWM Mode
Vout = 3.3 V, 1.2 A load
Figure 28.
Figure 29.
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