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DS8409 Datasheet, PDF (4/11 Pages) Richtek Technology Corporation – Green Mode Buck Converter | |||
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RT8409
Absolute Maximum Ratings (Note 1)
ï¬ Supply Input Voltage, VCC -------------------------------------------------------------------------------------------- 40V
ï¬ Power Dissipation, PD @ TA = 25°C
SOP-8 ---------------------------------------------------------------------------------------------------------------------- 0.48W
ï¬ Package Thermal Resistance (Note 2)
SOP-8, θJA ----------------------------------------------------------------------------------------------------------------- 206.9°C/W
ï¬ Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------------------------- 260°C
ï¬ Junction Temperature --------------------------------------------------------------------------------------------------- 150°C
ï¬ Storage Temperature Range ------------------------------------------------------------------------------------------- â65°C to 150°C
ï¬ ESD Susceptibility (Note 3)
HBM (Human Body Model) -------------------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions (Note 4)
ï¬ Supply Input Voltage Range, VCC ----------------------------------------------------------------------------------- 11V to 22V
ï¬ Junction Temperature Range ------------------------------------------------------------------------------------------ â40°C to 125°C
ï¬ Ambient Temperature Range ------------------------------------------------------------------------------------------ â40°C to 85°C
Electrical Characteristics
(VCC = 15V, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
VCC UVLO ON
VUVLO_ON
VCC UVLO OFF
VUVLO_OFF
VCC Shutdown Current
ISD
VCC = VUVLO_ON ï 3V
VCC Quiescent Current
IQC
Gate stands still
VCC Operating Current
ICC
By CGATE = 1nF, Freq.= 20kHz
VCC OVP Level
VCC_OVP
Current Sense Threshold
VSENSE
Sense Pin Leakage Current ISENSE
VSENSE = 3V
FB Pin Threshold
VFB
FB Over Voltage Protection VFB_OVP
FB Pin Leakage Current
IFB
VFB = 5V
Switch Off Time
tOFF
Static Drain-Source
On-Resistance
RDS(ON)
VGD = 12V, ID = 50mA
Drain-Source Leakage
Current
IDSS
VDS = 600V
Min Typ Max Unit
17
18
19
V
6.5
7
8
V
--
1.5
3
ïA
--
0.5
2
mA
--
1
2 mA
23.75 25 26.25 V
0.97 1.04 1.11 V
--
1
5
ïA
1.7 1.75 1.8 V
1.82 1.96 2.1 V
--
1
3
ïA
18 25 32 ïs
--
6
--
ïï
--
--
10 ïAï
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
www.richtek.com
4
is a registered trademark of Richtek Technology Corporation.
DS8409-00 September 2016
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