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RT9206PS Datasheet(PDF) 6 Page - Richtek Technology Corporation

Part # RT9206PS
Description  High Efficiency, Synchronous Buck with Dual Linear Controllers
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9206PS Datasheet(HTML) 6 Page - Richtek Technology Corporation

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RT9206
6
DS9206-11
March 2007
www.richtek.com
Absolute Maximum Ratings
(Note 1)
l
Supply Voltage (VIN) ------------------------------------------------------------------------------------------------
−0.3 to 30V
l
PHS ---------------------------------------------------------------------------------------------------------------------
− 0.6V to 30V
l
PHS (PHS Transient Time Interval < 50ns) ---------------------------------------------------------------------
− 5V
l
BOOT, UG to PHS ---------------------------------------------------------------------------------------------------
− 0.3V to 7V
l
BOOT to GND --------------------------------------------------------------------------------------------------------
− 0.3V to 35V
l
LDRI1, LDRI2 ---------------------------------------------------------------------------------------------------------
− 0.3V to 30V
l
Power Good Voltage -------------------------------------------------------------------------------------------------
− 0.3V to 7V
l
The other pins --------------------------------------------------------------------------------------------------------
− 0.3V to 7V
l
Power Dissipation, PD @ TA = 25
°C
SOP-16 ---------------------------------------------------------------------------------------------------------------- 0.625W
l
Package Thermal Resistance
SOP-16,
θJA --------------------------------------------------------------------------------------- 90°C/W
l
Junction Temperature ----------------------------------------------------------------------------------------------- 150
°C
l
Lead Temperature (Soldering, 10 sec.) -------------------------------------------------------------------------- 260
°C
l
Operation Temperature Range -------------------------------------------------------------------------------------
− 20°C to 85°C
l
Storage Temperature Range ---------------------------------------------------------------------------------------
− 65°C to 150°C
l
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ----------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------ 200V
Electrical Characteristics
(VIN = 12V, FADJ left floating, TA = 25° C, Unless Otherwise specification)
Parameter
Symbol
Test Condition
Min
Typ
Max
Units
System Supply Input
Operation voltage Range
VDD
(Note 4)
4.75
--
28
V
Power On Reset
POR
3.8
4.7
V
Power On Reset Hysteresis
200
--
600
mV
Supply Current
IDD
VDD=30V, VSS=VINT
--
1.3
4
mA
Shut Down Current
IDD
VDD=30V, VSS<0.4V
--
1
3.5
mA
Power Good under Threshold
VFB
82
--
92
%
PG Fault Condition
VPG
IPG= −4mA, VFB = 80%
--
--
0.2
V
Soft Start
Soft start Current
ISS
4
8
12
µA
Normal Operation Voltage
VSS
--
VINT
--
V
Shut down Voltage
VSS
0.4
0.7
--
V
To be continued
Recommended Operating Conditions
(Note 3)
l
Ambient Temperature Range --------------------------------------------------------------------------------------0
°C to 70°C
l
Junction Temperature Range --------------------------------------------------------------------------------------0
°C to 125°C


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