RT8023GQW Richtek USA Inc, RT8023GQW Datasheet - Page 12
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RT8023GQW
Manufacturer Part Number
RT8023GQW
Description
IC CONV STP-DWN W/2 LDO 24WQFN
Manufacturer
Richtek USA Inc
Datasheet
1.RT8023GQW.pdf
(19 pages)
Specifications of RT8023GQW
Topology
Step-Down (Buck) Synchronous (1), Linear (LDO) (2)
Function
Any Function
Number Of Outputs
3
Frequency - Switching
1.2MHz
Voltage/current - Output 1
0.8 V ~ 5 V, 1.5A
Voltage/current - Output 2
0.8 V ~ 5 V, 700mA
Voltage/current - Output 3
0.8 V ~ 5 V, 350mA
W/led Driver
No
W/supervisor
No
W/sequencer
Yes
Voltage - Supply
2.4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-WFQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
RT8023GQW
Manufacturer:
INTERSIL
Quantity:
36 710
(500mV/Div)
(50uV/Div)
RT8023
www.richtek.com
12
(0.5A/Div)
V
V
(5V/Div)
OUT2
OUT2
I
V
IN2
EN2
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0.01
10
V
V
IN2
IN2
= 4.5V, V
= 5V, V
100
LDO1 Power On from EN2
0.1
I
I
OUT
OUT
OUT2
OUT2
= 300mA
= 10mA
Time (10ms/Div)
= 1.2V, I
Time (10μs/Div)
Frequency (Hz)
V
LDO1 Noise
LDO1 PSRR
1000
= 1.5V, I
IN2
1
= 2.5V to 2.6V, V
OUT2
OUT2
10000
10
= 0.3A
(kHz)
= 300mA
100000
100
OUT2
= 1.5V
1000000
1000
(500mV/Div)
(50uV/Div)
(0.5A/Div)
V
V
(5V/Div)
OUT3
OUT3
I
V
IN3
EN3
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0.01
10
LDO1 V
LDO2 V
V
V
IN3
IN3
= 4.5V, V
= 5V, V
IN2
OUT3
100
LDO2 Power On from EN3
0.1
= 2.5V to 2.6V
OUT3
= 1.5V
OUT3
Time (10ms/Div)
Frequency (Hz)
= 1.2V, I
Time (10μs/Div)
LDO2 Noise
1000
Crosstalk
= 1.5V, I
1
DS8023-02 February 2011
V
IN2
OUT3
OUT3
10000
to V
10
(kHz)
= 0.3A
= 300mA
OUT3
, I
100000
OUT3
100
= 10mA
1000000
1000