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RT9026GQW

P1-P3P4-P6P7-P9P10-P12P13-P14
RT9026
7
DS9026-07 September 2011 www.richtek.com
0.75V
TT
@ 2A Transient Response
Source
V
TT
(20mV/Div)
I
VTT
(1A/Div)
V
IN
= 5V, V
LDOIN
= 1.5V
Time (500μs/Div)
0.9V
TT
@ 3A Transient Response
Source
V
TT
(20mV/Div)
I
VTT
(2A/Div)
V
IN
= 5V, V
LDOIN
= 1.8V
Time (500μs/Div)
0.675V
TT
@ 1.5A Transient Response
Source
V
TT
(20mV/Div)
I
VTT
(1A/Div)
V
IN
= 5V, V
LDOIN
= 1.35V
Time (400μs/Div) Time (400μs/Div)
0.6V
TT
@ 1.2A Transient Response
Source
V
TT
(20mV/Div)
I
VTT
(1A/Div)
V
IN
= 5V, V
LDOIN
= 1.2V
V
IN
Standby Current vs. Temperature
150
170
190
210
230
250
-50-250 255075100125
Temperature (°C)
V
IN
Standby Current (µA
)
V
IN
= 5V, V
LDOIN
= 2.5V
V
LDOIN
= 1.8V
V
LDOIN
= 1.5V
V
LDOIN
= 1.35V
V
LDOIN
= 1.2V
V
IN
= 3.3V, V
LDOIN
= 2.5V
V
LDOIN
= 1.8V
V
LDOIN
= 1.5V
V
LDOIN
= 1.35V
V
LDOIN
= 1.2V
1.25V
TT
@ 3A Transient Response
V
TT
(20mV/Div)
I
VTT
(2A/Div)
V
IN
= 5V, V
LDOIN
= 2.5V
Source
Time (500μs/Div)
RT9026
8
DS9026-07 September 2011www.richtek.com
1.25V
TT
@ 3A Transient Response
V
TT
(20mV/Div)
I
VTT
(2A/Div)
V
IN
= 5V, V
LDOIN
= 2.5V
Sink
Time (500μs/Div)
0.9V
TT
@ 3A Transient Response
Sink
V
TT
(20mV/Div)
I
VTT
(2A/Div)
V
IN
= 5V, V
LDOIN
= 1.8V
Time (500μs/Div)
0.75V
TT
@ 2A Transient Response
Sink
V
TT
(20mV/Div)
I
VTT
(1A/Div)
V
IN
= 5V, V
LDOIN
= 1.5V
Time (500μs/Div)
0.675V
TT
@ 1.5A Transient Response
Sink
V
TT
(20mV/Div)
I
VTT
(1A/Div)
V
IN
= 5V, V
LDOIN
= 1.35V
Time (400μs/Div)
0.6V
TTREF
@ 1.2A Transient Response
Sink
V
IN
= 5V, V
LDOIN
= 1.2V
Time (400μs/Div)
V
TT
(20mV/Div)
I
VTT
(1A/Div)
0.9V
TTREF
@ 10mA Transient Response
Source
V
TTREF
(10mV/Div)
I
VTTREF
(10mA/Div)
V
IN
= 5V, V
LDOIN
= 1.8V
Time (1ms/Div)
RT9026
9
DS9026-07 September 2011 www.richtek.com
Start Up
V
TTREF
(1V/Div)
V
TT
(1V/Div)
S3 = 0V, C3 = 1μF, S5 : Low to High
Time (10μs/Div)
S5
(5V/Div)
S3
(5V/Div)
Start Up
V
TTREF
(1V/Div)
V
TT
(1V/Div)
S3 = 0V, S5 = 5V, S3 : Low to High
Time (10μs/Div)
S5
(5V/Div)
S3
(5V/Div)
Start Up
V
TTREF
(1V/Div)
V
TT
(1V/Div)
S3 = 0V, C3 = 0.1μF, S5 : Low to High
Time (2.5μs/Div)
S5
(5V/Div)
S3
(5V/Div)
0.9V
TTREF
@ 10mA Transient Response
Sink
V
TTREF
(10mV/Div)
I
VTTREF
(10mA/Div)
V
IN
= 5V, V
LDOIN
= 1.8V
Time (1ms/Div)
Power Off
Time (1ms/Div)
V
TTREF
(1V/Div)
V
TT
(1V/Div)
S3 = 0V, C3 = 0.1μF, S3 and S5 : High to Low
S5
(5V/Div)
S3
(5V/Div)
S5
S3
V
TT
V
TTREF
P1-P3P4-P6P7-P9P10-P12P13-P14

RT9026GQW

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IC REG CONV DDR 1OUT 10WDFN
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