RT9711 データシートの表示（PDF） - Richtek Technology
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RT9711 Datasheet PDF : 15 Pages
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Preliminary
RT9711
Absolute Maximum Ratings (Note 1)
z Supply Voltage --------------------------------------------------------------------------------------------------------- 6.5V
z Chip Enable Input Voltage ------------------------------------------------------------------------------------------- −0.3V to 6.5V
z Flag Voltage ------------------------------------------------------------------------------------------------------------ 6.5V
z Power Dissipation, PD @ TA = 25°C
SOT-23-5 ---------------------------------------------------------------------------------------------------------------- 0.4W
SOP-8 -------------------------------------------------------------------------------------------------------------------- 0.625W
z Package Thermal Resistance (Note 5)
SOT-23-5, θJA ---------------------------------------------------------------------------------------------------------- 250°C/W
SOP-8, θJA -------------------------------------------------------------------------------------------------------------- 160°C/W
z Junction Temperature ------------------------------------------------------------------------------------------------- 125°C
z Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260°C
z Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°C
z ESD Susceptibility (Note 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions (Note 3)
z Supply Input Voltage -------------------------------------------------------------------------------------------------- 2.5V to 5.5V
z Chip Enable Input Voltage ------------------------------------------------------------------------------------------- 0V to 5.5V
z Junction Temperature Range ---------------------------------------------------------------------------------------- −40°C to 125°C
z Ambient Temperature Range ---------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
(VIN = 5V, CIN = COUT = 1μF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Switch On Resistance
SOT23-5
SOP-8
RDS(ON)
VIN = 5V, IOUT = 1A
--
--
Supply Current
ISW_ON switch on, VOUT = Open
--
ISW_OFF switch off, VOUT = Open
--
Logic-Low Voltage VIL
VIN = 2V to 5.5V, switch on
--
EN Threshold
Logic-High Voltage VIH
VIN = 2V to 5.5V, switch off
2.0
EN Input Current
IEN
VEN = 0V to 5.5V
--
Output Leakage Current
ILEAKAGE VEN = 5V, RLOAD = 0Ω
--
Output Turn-On Rise Time
TON_RISE 10% to 90% of VOUT rising
--
Current Limit
ILIM
Current Ramp (< 0.1A/ms) on VOUT 1.6
Short Circuit Fold-Back Current
(Hysteresis)
ISC_FB
VOUT = 0V, measured prior to
thermal shutdown
--
FLAG Output Resistance
RFLG
ISINK = 1mA
--
FLAG Off Current
IFLG_OFF VFLG = 5V
--
Typ Max Units
80 100 mΩ
90 110
25 45
μA
0.1 1
-- 0.8 V
--
--
V
0.01 -- μA
0.5 10 μA
400 -- μs
2.5 3.2 A
1.0 --
A
20 400 Ω
0.01 1 μA
To be continued
DS9711-04 March 2007
www.richtek.com
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