RT9711A データシートの表示（PDF） - Richtek Technology
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RT9711A Datasheet PDF : 17 Pages
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RT9711A/B/C/D
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, TSOT-23-5 ------------------------------------------------------------------------------------------------- 0.4W
SOP-8, MSOP-8 ------------------------------------------------------------------------------------------------------- 0.625W
z Package Thermal Resistance (Note 2)
SOT-23-5, TSOT-23-5, θJA ------------------------------------------------------------------------------------------- 250°C/W
SOP-8, MSOP-8, θJA ------------------------------------------------------------------------------------------------- 160°C/W
z Junction Temperature ------------------------------------------------------------------------------------------------- 150°C
z Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260°C
z Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°C
z ESD Susceptibility (Note 3)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions (Note 4)
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)
Pa ra met er
Sym bo l
Test Conditions
M in
Switch On SOT-23-5, TSOT-23-5
--
Res is tan ce
IOUT = 1A, VIN = 5V
(RT9711A/B) SOP-8, MSOP-8
--
Switch On
RDS(ON)
SOT-23-5, TSOT-23-5
--
Res is tan ce
(RT9711C/D) SOP-8, MSOP-8
IOUT = 0.5A, VIN = 5V
--
Supply Current
ISW_ON switch on, RLOAD Open
--
ISW_OFF switch off, RLOAD Open
--
EN /EN
Logic-Low Voltage
VIL
VIN = 2.5V to 5.5V
--
Threshold Logic-High Voltage
VIH
VIN = 2.5V to 5.5V
2 .0
EN/EN Input Current
IEN/EN VEN/EN = 0V to 5.5V
--
Output Leakage Current
Output Turn-On Rise Time
ILEA K
VEN = 0V, VEN = 5V, R LOAD = 0Ω --
TON_RISE 10% to 90% of VOUT rising
--
RT9711A/B
Current Ramp (< 0.1A/ms) on 1.6
Current Limit
RT9711C/D
ILIM
VOUT
0 .7
Typ Max Units
80 100
mΩ
90 110
80 100
mΩ
90 110
25 45
μA
0.1 1
-- 0.8 V
--
--
V
0.01 -- μA
0.5 10 μA
400 -- us
2.5 3.2 A
1 1.4 A
To be continued
DS9711A/B/C/D-03 April 2011
www.richtek.com
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