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TPS62590DRVT Datasheet(PDF) 9 Page - Texas Instruments

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Part # TPS62590DRVT
Description  1-A Step Down Converter in 2 x 2 QFN Package
PDF  24 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS62590DRVT Datasheet(HTML) 9 Page - Texas Instruments

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background image
TimeBase-10
s/Div
m
V
3.6V,
V
1.8V,I
150mA,
L 2.2
H,C
10
F0603
IN
OUT
OUT
OUT
m
m
V
10mV/Div
OUT
SW2V/Div
I
200mA/Div
coil
TimeBase-10
s/Div
m
V
20mV/Div
OUT
V
3.6V,
V
1.8V,I
10mA,
L 2.2
H,C
10
F0603
IN
OUT
OUT
OUT
m
m
SW2V/Div
I
200mA/Div
coil
V
− InputVoltage − V
IN
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
2.5
3
3.5
4
4.5
5
5.5
T
=85 C
A
o
T
=-40 C
A
o
EN=GND
T
=25 C
A
o
V
− InputVoltage − V
IN
10
12
14
16
18
20
2.5
3
3.5
4
4.5
5
5.5
8
T
=-40 C
A
o
T
=25 C
A
o
T
=85 C
A
o
MODE=GND,
EN=VIN,
DeviceNotSwitching
TPS62590
www.ti.com
SLVS897B
– JANUARY 2009 – REVISED APRIL 2011
TYPICAL OPERATION
– PFM MODE
TYPICAL OPERATION
– PWM MODE
Figure 13.
Figure 14.
SHUTDOWN CURRENT INTO VIN
QUIESCENT CURRENT
vs
vs
INPUT VOLTAGE
INPUT VOLTAGE
Figure 15.
Figure 16.
Copyright
© 2009–2011, Texas Instruments Incorporated
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