rt8060a Richtek Technology Corporation, rt8060a Datasheet - Page 3

• Manufacturer Part Number: rt8060a
• Description: 1.5mhz, 1a High Efficiency Step-down Converter
• Manufacturer: Richtek Technology Corporation

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS8060A-00 March 2011
Quiescent Current
Reference Voltage
Under Voltage Lockout
Threshold
Switching Frequency
PGOOD Low Threshold
PGOOD High Threshold
Thermal Shutdown Temperature T
Switch On Resistance, High
Switch On Resistance, Low
Peak Current Limit
Output Voltage Line Regulation
Output Voltage Load Regulation
Supply
LX Pin Voltage -------------------------------------------------------------------------------------------------------- −0.3V to (V
Other I/O Pin Voltage ----------------------------------------------------------------------------------------------- −0.3V to 6.5V
Power Dissipation, P
SOT-23-5 -------------------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 2)
SOT-23-5, θ
Junction Temperature Range -------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------- 260°C
Storage Temperature Range --------------------------------------------------------------------------------------
ESD Susceptibility (Note 3)
HBM (Human Body Mode) ----------------------------------------------------------------------------------------
MM (Machine Mode) ------------------------------------------------------------------------------------------------ 200V
Supply Input Voltage ------------------------------------------------------------------------------------------------ 2.7V to 5.5V
Junction Temperature Range -------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range --------------------------------------------------------------------------------------
IN
= 3.6V, T
Input Voltage, V
Parameter
A
JA
= 25°C, unless otherwise specified)
--------------------------------------------------------------------------------------------------------- 250°C/W
D
@ T
IN
------------------------------------------------------------------------------------------ −0.3V to 6.5V
A
= 25°C
I
V
V
f
R
R
I
Q
SW
LIM
Symbol
SD
REF
UVLO
PFET
NFET
(Note 1)
V
Hysteresis
VFB Falling
VFB Rising
I
I
V
0A < I
LX
LX
IN
IN
= 0.2A
= 0.2A
= 2.7V to 5.5V
Rising
LOAD
Test Conditions
< 0.6A
(Note 4)
0.588
Min
1.2
1.1
--
--
--
--
--
--
--
--
--
2
Typ
150
250
200
0.6
2.3
0.2
1.5
1.5
0.1
78
85
90
1
−
2kV
−
RT8060A
65°C to 150°C
40°C to 85°C
0.612
Max
2.45
www.richtek.com
1.8
--
--
--
--
--
--
--
--
--
2
IN
%V
%V
+ 0.3V)
Unit
MHz
%/V
%/A
mΩ
mΩ
μA
°C
V
V
A
REF
REF
3