RT9259APS RICHTEK [Richtek Technology Corporation], RT9259APS Datasheet - Page 5

• Manufacturer Part Number: RT9259APS
• Description: 12V Synchronous Buck PWM DC-DC and Linear Power Controller
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS9259A-02 March 2007
Supply Input
Power On Reset
Oscillator
Power Supply Voltage
Power On Reset Hysteresis
Power Supply Current
DC -------------------------------------------------------------------------------------------------------------
DC -------------------------------------------------------------------------------------------------------------
Free Running Frequency
Ramp Amplitude
Supply Voltage, V
PHASE to GND
< 200ns ------------------------------------------------------------------------------------------------------
BOOT to PHASE ------------------------------------------------------------------------------------------ 15V
BOOT to GND
< 200ns ------------------------------------------------------------------------------------------------------
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
Package Thermal Resistance (Note 4)
SOP-14, θ
Junction Temperature ------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------- 260°C
Storage Temperature Range ----------------------------------------------------------------------------
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
------------------------------------------------------------------------------------------------- 100°C/W
Parameter
= 25°C unless otherwise specified)
CC
CC
D
-------------------------------------------------------------------------------------- 15V
-------------------------------------------------------------------------------------- 12V ± 10%
@ T
A
= 25°C
f
V
V
V
I
OSC
VCC
VCCRTH
Symbol
CC
VCCHYS
(Note 1)
R
V
UGATE, LGATE Open
RT
CC
= 110kΩ
Rising
Test Conditions
(Note 3)
Min
250
8.8
0.4
--
--
--
−
−
−
−
−
−
−
5V to 15V
10V to 30V
0.3V to V
0.3V to 42V
PHASE
40°C to 150°C
40°C to 125°C
40°C to 85°C
0.78
Typ
300
9.6
1.6
12
− 0.3V to V
3
RT9259A
CC
To be continued
www.richtek.com
+15V
Max
10.4
350
1.2
15
--
--
CC
CC
BOOT
+ 0.3V
+ 0.3V
Units
+ 0.3V
kHz
mA
V
V
V
V
5