RT8008-15GB Richtek USA Inc, RT8008-15GB Datasheet - Page 4

• Manufacturer Part Number: RT8008-15GB
• Description: IC DC-DC REG STP-DN SYNC SOT23-5
• Manufacturer: Richtek USA Inc
• Type: Step-Down (Buck), PWMr

Specifications of RT8008-15GB

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.5V
• 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

RT8008
Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
www.richtek.com
4
Accuracy
Input Voltage Range
Quiescent Current
Shutdown Current
Reference Voltage
Adjustable Output Range
Output Voltage
Supply
Enable, FB Voltage ------------------------------------------------------------------------------------------------------- V
Power Dissipation, P
SOT-23-5, TSOT-23-5 ----------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 2)
SOT-23-5, TSOT-23-5, θ
SOT-23-5, TSOT-23-5, θ
Junction Temperature Range -------------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260°C
Storage Temperature Range -------------------------------------------------------------------------------------------- −65°C to 150°C
ESD Susceptibility (Note 3)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V
Supply Input Voltage ------------------------------------------------------------------------------------------------------ 2.5V to 5.5V
Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C
IN
= 3.6V, V
Input Voltage ------------------------------------------------------------------------------------------------------ 6.5V
OUT
Parameter
= 2.5V, V
Fix
Adjustable ΔV
D
@ T
REF
JA
JC
----------------------------------------------------------------------------------------------- 250°C/W
----------------------------------------------------------------------------------------------- 130°C/W
A
= 0.6V, L = 2.2μH, C
= 25°C
V
I
I
V
V
ΔV
ΔV
ΔV
ΔV
ΔV
ΔV
Symbol
Q
SHDN
IN
REF
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
I
EN = GND
For adjustable output voltage
V
0A < I
V
0A < I
V
0A < I
V
0A < I
V
0A < I
V
0A < I
V
0A < I
V
0A < I
OUT
IN
IN
IN
IN
IN
IN
IN
IN
= 2.2 to 5.5V, V
= 2.2 to 5.5V, V
= 2.2 to 5.5V, V
= 2.2 to 5.5V, V
= 2.8 to 5.5V, V
= 3.5 to 5.5V, V
= V
= V
(Note 1)
= 0mA, V
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 4.7μF, C
< 600mA
< 600mA
< 600mA
< 600mA
< 600mA
< 600mA
< 600mA
< 600mA
Test Conditions
+ 0.2V to 5.5V, V
+ 0.4V to 5.5V, V
FB
= V
OUT
(Note 4)
OUT
OUT
OUT
OUT
OUT
OUT
= 10μF, T
REF
= 1.0V
= 1.2V
= 1.5V
= 1.8V
= 2.5V
= 3.3V
+ 5%
IN
IN
A
= 25°C, I
≧ 3.5V
≧ 2.2V
MAX
0.588
V
= 600mA unless otherwise specified)
Min
2.5
−3
−3
−3
−3
−3
−3
−3
−3
REF
--
--
Typ
0.1
0.6
50
DS8008-06 March 2011
--
--
--
--
--
--
--
--
--
--
V
IN
0.612
To be continued
Max
100
5.5
IN
1
3
3
3
3
3
3
3
3
− 0.2
+ 0.6V
Unit
μA
μA
%
%
%
%
%
%
%
%
V
V
V