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RT9603 Datasheet(PDF) 4 Page - Richtek Technology Corporation

Part No. RT9603
Description  Synchronous-Rectified Buck MOSFET Drivers
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Maker  RICHTEK [Richtek Technology Corporation]
Homepage  http://www.richtek.com
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RT9603 Datasheet(HTML) 4 Page - Richtek Technology Corporation

 
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RT9603
Preliminary
4
DS9603-00
November 2003
www.richtek.com
Absolute Maximum Ratings (Note 1)
Electrical Characteristics
(Recommended Operating Conditions, TA = 25°C unless otherwise specified)
Recommended Operating Conditions (Note 3)
l
Supply Voltage, VCC ------------------------------------------------------------------------------------------------- 12V ±10%
l
Ambient Temperature Range ------------------------------------------------------------------------------------- 0
°C to 70°C
l
Junction Temperature Range ------------------------------------------------------------------------------------ 0
°C to 125°C
l
Supply Voltage (VCC) ------------------------------------------------------------------------------------ 15V
l
BST to SW ------------------------------------------------------------------------------------------------ 15V
l
SW to GND -----------------------------------------------------------------------------------------------
4V to 15V
l
PWM Input Voltage ------------------------------------------------------------------------------------- GND - 0.3V to 7V
l
DRVH ------------------------------------------------------------------------------------------------------ VSW - 0.3V to VBST + 0.3V
l
DRVL ------------------------------------------------------------------------------------------------------- GND - 0.3V to VVCC + 0.3V
l
Package Thermal Resistance
SOP-8,
θJA ------------------------------------------------------------------------------------------------ 67°C/W
l
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------ 260
°C
l
Storage Temperature Range -------------------------------------------------------------------------
40°C to 150°C
l
ESD Susceptibility (Note 2)
HBM -------------------------------------------------------------------------------------------------------- 2kV
Parameter
Symbol
Test Conditions
Min
Typ
M ax
Units
VCC Supply Current
Power Supply Current
IVCC
VBST = 12V, VPWM_IN = 0V
--
5
7
mA
Power-On Reset
POR Threshold
VVCCRTH
VCC Rising
8.6
9.9
10.7
V
Hysteresis
VVCCHYS
--
1.35
--
V
PWM Input
Input Current
IPWM_IN
VPWM_IN = 0V or 5V
80
127
150
µA
Floating Voltage
VPWMFL
VCC = 12V
1.1
2.1
3.7
V
VPWMRTH
PW M_IN Rising
3.3
3.7
4.3
V
PW M_IN Threshold
VPWMFTH
PW M_IN Falling
1.0
1.26
1.5
V
DRVH Rise Tim e
TRDRVH
VVCC = 12V, 3nF load
--
30
--
ns
DRVH Fall Time
TFDRVH
VVCC= 12V, 3nF load
--
40
--
ns
DRVL Rise Tim e
TRDRVL
VVCC= 12V, 3nF load
--
30
--
ns
DRVL Fall Time
TFDRVL
VVCC = 12V, 3nF load
--
30
--
ns
DRVH Turn-Off Propagation Delay
TPDDRVH
VVCC = 12V, 3nF load
--
40
--
ns
DRVL Turn-Off Propagation Delay
TPDDRVL
VVCC = 12V, 3nF load
--
35
--
ns
Shutdown W indow
1.0
--
4.3
V
To be continued


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