RT8008GB Richtek USA Inc, RT8008GB Datasheet - Page 7

• Manufacturer Part Number: RT8008GB
• Description: IC DC-DC REG STP-DN SYNC SOT23-5
• Manufacturer: Richtek USA Inc
• Type: Step-Down (Buck), PWMr

Specifications of RT8008GB

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.6 V ~ 5.5 V
• Current - Output: 600mA
• Frequency - Switching: 1.5MHz
• Voltage - Input: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-74A, SOT-753
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(500mA/Div)
(500mA/Div)
(20mV/Div)
DS8008-06 March 2011
(5mV/Div)
I
V
(5V/Div)
OUT
V
I
LX
OUT
OUT
V
0.6010
0.6005
0.6000
0.5995
0.5990
LX
2.5
V
V
IN
IN
Reference Voltage vs. Input Voltage
= 3.3V, V
= 3.3V, V
Load Transient Response
3
OUT
OUT
3.5
Output Ripple
Time (500ns/Div)
Input Voltage (V)
= 1.2V, I
Time (50μs/Div)
= 1.2V, I
OUT
4
OUT
= 200mA to 600mA
= 600mA
4.5
V
OUT
5
= 1.2V
5.5
(500mA/Div)
(200mA/Div)
(500mV/Div)
(20mV/Div)
V
I
V
(2V/Div)
OUT
I
OUT
OUT
IN
V
EN
1.25
1.23
1.21
1.19
1.17
1.15
-50
V
V
IN
IN
= 3.3V, V
Output Voltage vs. Temperature
= 3.3V, V
-25
Load Transient Response
OUT
OUT
0
Temperature (°C)
Time (100μs/Div)
= 1.2V, I
Time (50μs/Div)
= 1.2V, I
Power On
25
OUT
OUT
50
= 300mA to 600mA
= 600mA
V
IN
RT8008
www.richtek.com
= 3.3V, I
75
OUT
100
= 0A
125
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