Datasheet
LM3370
www.ti.com
SNVS406N –NOVEMBER 2005–REVISED MAY 2013
Typical Performance Characteristics (continued)
LM3370, Circuit of Typical Application Circuit, V
IN
= 3.6V, V
OUT1
= 1.5V and V
OUT2
= 2.5V, L = 2.2 µH (NR3015T2R2M), C
IN
=
4.7 µF (0805) and C
OUT
= 10 µF (0805) and T
A
= 25°C, unless otherwise noted.
Typical Operation Waveform
V
IN
= 3.6V, V
OUT1
= 1.5V, V
OUT2
= 2.5V, Startup at PWM for BUCK1
Load = 600 mA Each (V
IN
= 3.6V, V
OUT
= 1.5V, Load = 200 mA)
Figure 21. Figure 22.
Startup at PWM for BUCK2 Line Transient
(V
IN
= 3.6V, V
OUT
= 2.5V, Load = 200 mA) (V
OUT1
= 1.2V)
Figure 23. Figure 24.
Line Transient Load Transient in PFM MODE
(V
OUT2
= 1.8V) (V
OUT1
= 1.5V)
Figure 25. Figure 26.
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