RT9259A
Absolute Maximum Ratings
PHASE to GND
DC -------------------------------------------------------------------------------------------------------------
−
5V to 15V
< 200ns ------------------------------------------------------------------------------------------------------
−
10V to 30V
BOOT to PHASE ------------------------------------------------------------------------------------------ 15V
BOOT to GND
DC -------------------------------------------------------------------------------------------------------------
−
0.3V to V
CC
+15V
< 200ns ------------------------------------------------------------------------------------------------------
−
0.3V to 42V
UGATE ------------------------------------------------------------------------------------------------------- V
PHASE
−
0.3V to V
BOOT
+ 0.3V
LGATE ------------------------------------------------------------------------------------------------------- GND
−
0.3V to V
CC
+ 0.3V
DRV ---------------------------------------------------------------------------------------------------------- GND
−
0.3V to V
CC
+ 0.3V
Input, Output or I/O Voltage ----------------------------------------------------------------------------- GND
−
0.3V to 7V
Power Dissipation, P
D
@ T
A
= 25°C
SOP-14 ------------------------------------------------------------------------------------------------------ 1.000W
Package Thermal Resistance (Note 4)
SOP-14,
θ
JA
------------------------------------------------------------------------------------------------- 100°C/W
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
(Note 1)
Supply Voltage, V
CC
-------------------------------------------------------------------------------------- 15V
Recommended Operating Conditions
(Note 3)
Supply Voltage, V
CC
-------------------------------------------------------------------------------------- 12V
±
10%
Junction Temperature Range ----------------------------------------------------------------------------
−
40°C to 125°C
Ambient Temperature Range ----------------------------------------------------------------------------
−
40°C to 85°C
Electrical Characteristics
(V
CC
= 12V, T
A
= 25°C unless otherwise specified)
Parameter
Supply Input
Power Supply Voltage
Power On Reset
Power On Reset Hysteresis
Power Supply Current
Oscillator
Free Running Frequency
Ramp Amplitude
Symbol
Test Conditions
Min
Typ
Max
Units
V
CC
V
VCCRTH
V
VCCHYS
I
VCC
UGATE, LGATE Open
V
CC
Rising
--
8.8
0.4
--
12
9.6
0.78
3
15
10.4
1.2
--
V
V
V
mA
f
OSC
R
RT
= 110kΩ
250
--
300
1.6
350
--
kHz
V
To be continued
DS9259A-02 March 2007
www.richtek.com
5
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
