RT9224E(2001) Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
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Lista de partido
RT9224E
(Rev.:2001)
(Rev.:2001)
Richtek Technology
RT9224E Datasheet PDF : 8 Pages
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RT9224E
Preliminary
Absolute Maximum Ratings
z Supply Voltage
z Boot Voltage
z Input, Output or I/O Voltage
z Storage Temperature Range
z Package Thermal Resistance
SOP-20, θJA
Recommended Operating Conditions
z Supply Voltage
z Ambient Temperature Range
z Junction Temperature Range
+15V
+15V
GND – 0.3V to VCC + 0.3V
–65°C ~150°C
87°C/W
+12V±10%
0°C to 70°C
0°C to 125°C
Electrical Characteristics
(TA = 25°C, recommended operating conditions, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
VCC Supply Current
Nominal Supply
Power-on Reset
ICC
UGATE and LGATE
--
VCC Rising Threshold
VCC Falling Threshold
Rising VOCSET Threshold
Oscillator
VOCSET = 4.5V
--
VOCSET = 4.5V
--
--
Free Running Frequency
170
Ramp Amplitude
∆VOSC
--
Reference and DAC
DAC (VID0-VID25) Input Low Voltage
--
DAC (VID0-VID25) Input High Voltage
2.0
DACOUT Voltage Accuracy
-1.0
Error Amplifier
DC Gain
--
Gate Drivers
UGATE Source
UGATE Sink
LGATE Source
LGATE Sink
RUGATE VBOOT – VPHASE = 12V
--
RUGATE VUGATE – VPHASE = 1V
--
ILGATE VCC = 12V, VLGATE = 6V --
RLGATE VLGATE = 1V
--
Typ Max Units
3
--
mA
9.5
--
V
7.5
--
V
1.6
--
V
200 230 KHz
1.9
--
V P-P
--
0.8
V
--
--
V
-- +1.0 %
65
--
dB
8
--
Ω
5
--
Ω
500 --
mA
5
--
Ω
To be continued
www.richtek.com
2
DS9224E-01 May 2001
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