rt9259c Richtek Technology Corporation, rt9259c Datasheet - Page 4

• Manufacturer Part Number: rt9259c
• Description: Synchronous Buck Dc-dc Linear Power Controller
• Manufacturer: Richtek Technology Corporation

RT9259C
Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
www.richtek.com
4
Supply Input
Power On Reset
Power Supply Voltage
Power On Reset Hysteresis
Power Supply Current
DC ------------------------------------------------------------------------------------------------------------- −5V to 15V
DC ------------------------------------------------------------------------------------------------------------- −0.3V to V
Supply Voltage, V
PHASE to GND
< 200ns ------------------------------------------------------------------------------------------------------ −10V to 30V
BOOT to PHASE ------------------------------------------------------------------------------------------ 15V
BOOT to GND
< 200ns ------------------------------------------------------------------------------------------------------ −0.3V to 42V
UGATE ------------------------------------------------------------------------------------------------------- V
LGATE ------------------------------------------------------------------------------------------------------- GND − 0.3V to V
DRV ---------------------------------------------------------------------------------------------------------- GND − 0.3V to V
Input, Output or I/O Voltage ----------------------------------------------------------------------------- GND − 0.3V to 7V
Power Dissipation, P
SOP-14 ------------------------------------------------------------------------------------------------------ 1.000W
SSOP-16 ---------------------------------------------------------------------------------------------------- 0.909W
VQFN-16L 4x4 --------------------------------------------------------------------------------------------- 1.852W
Package Thermal Resistance (Note 4)
SOP-14, θ
SSOP-16, θ
VQFN-16L 4x4, θ
Junction Temperature ------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------- 260°C
Storage Temperature Range ---------------------------------------------------------------------------- −40°C to 150°C
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------- 200V
Supply Voltage, V
Junction Temperature Range ----------------------------------------------------------------------------
Ambient Temperature Range ----------------------------------------------------------------------------
CC
= 12V, T
JA
A
JA
------------------------------------------------------------------------------------------------- 100°C/W
= 25°C unless otherwise specified)
Parameter
----------------------------------------------------------------------------------------------- 110°C/W
JA
CC
CC
---------------------------------------------------------------------------------------- 54°C/W
D
-------------------------------------------------------------------------------------- 15V
-------------------------------------------------------------------------------------- 12V ± 10%
@ T
A
= 25°C
V
V
V
I
VCC
Symbol
VCCRTH
CC
VCCHYS
(Note 1)
V
UGATE, LGATE Open
CC
Rising
Test Conditions
(Note 3)
Min
8.8
0.4
--
--
−
−
PHASE
40°C to 125°C
40°C to 85°C
DS9259C-03 August 2007
0.78
Typ
− 0.3V to V
9.6
12
3
CC
To be continued
+15V
Max
10.4
1.2
15
--
CC
CC
BOOT
+ 0.3V
+ 0.3V
Units
+ 0.3V
mA
V
V
V