Datasheet

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PARAMETER MEASUREMENT INFORMATION
V
IN
GND
EN
FB
SW
TPS62240DVR
R
1
R
2
V
OUT
MODE
C
4.7 F
IN
m
L
2.2 Hm
C
22pF
1
C
10 F
OUT
m
L:LPS30152.2 H,110m
C GRM188R60J475K4.7 FMurata0603size
C
m W
m
IN
OUT
GRM188R60J106M10 FMurata0603sizem
TYPICAL CHARACTERISTICS
TPS62240 , TPS62242 , TPS62243
SLVS762B – JUNE 2007 – REVISED SEPTEMBER 2007
Table of Graphs
FIGURE
vs Output current, Power Save Mode Figure 1
vs Output current, Forced PWM Mode Figure 2
Efficiency
vs Output current Figure 3
vs Output current Figure 4
vs Output current, T
A
= 25 ° C, Mode = GND Figure 5
vs Output current, T
A
= – 40 ° C, Mode = GND Figure 6
vs Output current, T
A
= 85 ° C, Mode = GND Figure 7
Output voltage accuracy
vs Output current, T
A
= 25 ° C, Mode = V
I
Figure 8
vs Output current, T
A
= 85 ° C, Mode = GND Figure 9
vs Output current, T
A
= – 40 ° C, Mode = V
I
Figure 10
Startup timing Figure 11
PWM Mode with V
O
= 1.8V Figure 12
Typical operation PFM Mode with V
O
= 1.8V Figure 13
PFM Mode Ripple Figure 14
1 mA to 50 mA with V
O
= 1.8V Figure 15
PFM load transient 20 mA to 200 mA with V
O
= 1.8V Figure 16
50 mA to 200 mA with V
O
= 1.8V Figure 17
I
O
= 50 mA, 3.6V to 4.2V Figure 18
PFM line transient
I
O
= 250 mA, 3.6V to 4.2V Figure 19
PFM to PWM Figure 20
Mode transition
PWM to PFM Figure 21
Shutdown Current into VIN vs Input Voltage, (T
A
= 85 ° C, T
A
= 25 ° C, T
A
= -40 ° C) Figure 22
Quiescent Current vs Input Voltage, (T
A
= 85 ° C, T
A
= 25 ° C, T
A
= -40 ° C) Figure 23
Figure 24
Static Drain-Source On-State
vs Input Voltage, (T
A
= 85 ° C, T
A
= 25 ° C, T
A
= -40 ° C)
Resistance
Figure 25
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Product Folder Link(s): TPS62240 TPS62242 TPS62243