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TPS62290DRVR Datasheet(PDF) 15 Page - Texas Instruments

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Part # TPS62290DRVR
Description  1-A Step Down Converter in 2 x 2 DRV Package
PDF  27 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS62290DRVR Datasheet(HTML) 15 Page - Texas Instruments

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TimeBase-20 ms/Div
SW2V/Div
V
50mV/Div
OUT
V
3.6V,
V
1.8V,
I
50
MODE=GND
IN
OUT
OUT
mA to250mA,
250mA
50mA
I
200mA/Div
OUT
I
500mA/Div
coil
TimeBase-20 ms/Div
V
3.6V,
V
1.8V,
I
300
MODE=GND
IN
OUT
OUT
mA to800mA,
V
100mV/Div
OUT
800mA
I
500mA/Div
OUT
300mA
I
500mA/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
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
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
0.01
0.1
1
10
100
1000
I
-OutputCurrent-mA
O
V
=3.3V,
MODE=V ,
L =2.2 H
O
I
m
T =25°C
A
T =-40°C
A
T =85°C
A
V =3.7V,4.2V,4.5V
I
3.25
3.30
3.35
3.40
3.45
3.50
0.01
0.1
1
10
100
1000
I
-OutputCurrent- mA
O
PFMMode,VoltagePositioningOn
PWMMode
V =4.5V,T =-40°C
I
A
V =4.5V,T =25°C
I
A
V =4.2V,T =-40°C
I
A
V =4.5V,T =85°C
I
A
V =4.2V,T =85°C
I
A
V =4.2V,T =25°C
I
A
Mode=GND,
L =2.2 H
m
TPS62290, TPS62291, TPS62293
www.ti.com
SLVS764F – JUNE 2007 – REVISED JANUARY 2016
Figure 13. Output Voltage Accuracy 3.3-V Forced PWM
Figure 14. Output Voltage Accuracy 3.3-V Power Save
Mode vs Output Current
Mode vs Output Current
Figure 16. Typical Operation vs PWM Mode
Figure 15. Typical Operation vs PFM Mode
Figure 18. PFM Line Transient
Figure 17. PFM Load Transient
Copyright © 2007–2016, Texas Instruments Incorporated
Submit Documentation Feedback
15
Product Folder Links: TPS62290 TPS62291 TPS62293



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