rt9212 Richtek Technology Corporation, rt9212 Datasheet - Page 5

• Manufacturer Part Number: rt9212
• Description: Dual Synchronous Buck Dc-dc Linear Power Controller
• Manufacturer: Richtek Technology Corporation

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS9212-05 March 2007
Free Running Frequency
V
Nominal Supply Current
Shutdown Supply
Power-On Reset
POR Threshold
Hysteresis
Reference
Error Amp Reference Voltage
Tolerance
Error Amp Reference
Oscillator
Ramp Amplitude
DC Gain
Gain-Bandwidth Product
Slew Rate
V1 Error Amplifier (External Compensation)
Supply Voltage, V
BOOT, V
Input, Output or I/O Voltage ---------------------------------------------------------------------------------------- GND-0.3V to 7V
Package Thermal Resistance
TSSOP-24, θ
Junction Temperature ------------------------------------------------------------------------------------------------ 150°C
Lead Temperature (Soldering, 10 sec.) -------------------------------------------------------------------------- 260°C
Storage Temperature Range ---------------------------------------------------------------------------------------
ESD Susceptibility
HBM (Human Body Mode) ----------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ------------------------------------------------------------------------------------------------- 200V
Supply Voltage, V
Ambient Temperature Range --------------------------------------------------------------------------------------- 0°C to 70°C
Junction Temperature Range --------------------------------------------------------------------------------------- 0°C to 125°C
CC
CC
= 5V, T
Supply Current
BOOT
A
Parameter
= 25°C, unless otherwise specified)
JA
- V
-------------------------------------------------------------------------------------------------------- 100°C/W
PHASE
CC
CC
------------------------------------------------------------------------------------------------- 7V
------------------------------------------------------------------------------------------------- 5V ± 5 %
(Note 2)
----------------------------------------------------------------------------------------------- 7V
Symbol
I
I
V
V
Δ
V
f
ΔV
GBW
SR
CC
CCSD
OSC
VEAR
CCRTH
CCHYS
REF
OSC
(Note 1)
OCSET1/SD, OCSET2/SD = V
UGATE1 & 2, LGATE1 & 2 Open
(OCSET1/SD, OCSET2/SD) = 0V
V
V
V
V
V
COMP = 10pF
OCSET1/SD, OCSET2/SD
CC
OCSET1/SD, OCSET2/SD
CC
CC
Preliminary
Rising
= 5V
= 5V
Test Conditions
(Note 3)
= 4.5V
= 4.5V
CC;
0.784
Min
275
3.7
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Typ
300
4.1
0.5
0.8
1.9
−
--
5
3
90
10
6
65°C to 150°C
RT9212
To be continued
www.richtek.com
0.816
Max
325
4.5
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2
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Units
V
kHz
MHz
V/μs
mA
mA
%
V
V
P-P
dB
V
5