Datasheet

Input Voltage - V
Output Current - A
Minimum I
SW
0
0.02
0.04
0.06
0.08
0.1
0.12
0.14
0.16
0.9 1.0 1.1 1.2 1.3 1.4
I =330mA
SW
Input Voltage - V
Output Current - A
Minimum I
SW
I =400mA
SW
0
0.03
0.06
0.09
0.12
0.15
0.18
0.21
0.24
0.27
0.7 1.2 1.7 2.2 2.7 3
TLV61220
SLVSB53 –MAY 2012 www.ti.com
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
Input Voltage, I
SW
= 330 mA, Minimum I
SW
= 200 mA, V
O
= 1.8V 1
Output Current Input Voltage, I
SW
= 400 mA, Minimum I
SW
= 200 mA, V
O
= 3.3V 2
Input Voltage, I
SW
= 380 mA, Minimum I
SW
= 200 mA, V
O
= 5V 3
vs Output Current, V
O
= 1.8 V, V
I
= [0.7 V; 1.2 V; 1.5 V] 4
Efficiency vs Output Current, V
O
= 3.3 V, V
I
= [0.7 V; 1.2 V; 2.4V; 3V] 5
vs Output Current, V
O
= 5 V, V
I
= [0.7 V; 1.2 V; 3.6V; 4.2V] 6
vs Input Voltage, V
O
= 1.8 V, I
O
= [100µA; 1mA ; 10mA; 50mA] 7
Efficiency vs Input Voltage, V
O
= 3.3 V, I
O
= [100µA; 1mA ; 10mA; 50mA] 8
vs Input Voltage, V
O
= 5 V, I
O
= [100µA; 1mA ; 10mA; 50mA] 9
vs Output Current, , V
O
= 1.8 V, V
I
= [0.7 V; 1.2 V] 10
Output Voltage
vs Output Current, , V
O
= 3.3 V, V
I
= [0.7 V; 1.2 V; 2.4 V] 11
Load transient, V
I
= 1.2 V, V
O
= 3.3 V, I
O
= 5mA to 20 mA 12
Waveforms Line transient, V
I
= 1.8 V to 2.4V, V
O
= 3.3 V, I
O
= 30 mA 13
Startup after Enable, V
I
= 1.2 V, V
O
= 3.3 V, R
LOAD
= 50 Ω 14
MAXIMUM OUTPUT CURRENT vs INPUT VOLTAGE MAXIMUM OUTPUT CURRENT vs INPUT VOLTAGE
(V
O
=1.8V, Minimum I
SW
=200mA, L=4.7µH) (V
O
=3.3V, Minimum I
SW
=200mA, L=4.7µH)
Figure 1. Figure 2.
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