RT8023GQW Richtek USA Inc, RT8023GQW Datasheet - Page 10

• Manufacturer Part Number: RT8023GQW
• Description: IC CONV STP-DWN W/2 LDO 24WQFN
• Manufacturer: Richtek USA Inc

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

RT8023
www.richtek.com
10
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
2.5
-50
0
LDO1 Output Voltage vs. Load Current
V
LDO1 Current Limit vs. Input Voltage
LDO1 Current Limit vs. Temperature
V
IN2
IN2
100
= 3.3V
-25
= 5.5V
3
200
0
3.5
Temperature
Load Current (mA)
Input Voltage (V)
300
25
4
V
V
IN2
IN2
400
50
= 5.5V
= 3.3V
(°C)
4.5
500
75
V
V
V
OUT2
OUT2
OUT2
5
100
600
= 2.5V
= 2.5V
= 2.5V
125
700
5.5
2.530
2.525
2.520
2.515
2.510
2.505
2.500
2.495
2.490
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
2.5
-50
0
LDO2 Output Voltage vs. Load Current
V
V
LDO2 Current Limit vs. Input Voltage
IN3
LDO2 Current Limit vs. Temperature
IN3
= 3.3V
= 5.5V
-25
50
3
100
0
Temperature
3.5
Load Current (mA)
Input Voltage (V)
150
25
DS8023-02 February 2011
V
V
4
IN3
IN3
200
50
= 3.3V
= 5.5V
(°C)
4.5
250
75
V
V
V
OUT3
OUT3
OUT3
5
100
300
= 2.5V
= 2.5V
= 2.5V
125
350
5.5