RT9701PB Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT9701PB Datasheet PDF : 10 Pages
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RT9701
Absolute Maximum Ratings
z Supply Voltage --------------------------------------------------------------------------------------------------------- 7V
z Chip Enable ------------------------------------------------------------------------------------------------------------- −0.3V to 7V
z Power Dissipation, PD @ TA = 25°C
SOT-23-5 ---------------------------------------------------------------------------------------------------------------- 0.25W
z Package Thermal Resistance
SOT-23-5, θJA ----------------------------------------------------------------------------------------------------------- 250°C /W
z Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260°C
z Operating Junction Temperature Range -------------------------------------------------------------------------- −20°C to 100°C
z Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°C
z VOUT ESD Level
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 8kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 800V
Electrical Characteristics
(VIN = 5V, CIN = COUT = 1μF, TA = 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Units
Input Voltage Range
VIN
2.2
--
6
V
Output NMOSFET RDS(ON)
RT9701CBL
RDS(ON)
IL = 1A
RT9701CB
IL = 1A
--
85 100
mΩ
--
87 100
Quiescent Current
VIN = 3V
VIN = 5V
--
19 40
μA
--
23 45
Output Turn-On Rising Time
TR
RL = 10Ω, 90% Settling
-- 400 --
μs
Current Limit Threshold
Short-circuit Fold Back Current
ILIMIT
RL = 2Ω
1.1 1.5
2
A
VOUT = 0V, measured
IOS
prior to thermal shutdown --
1.0
--
A
EN Input High Threshold RT9701CB
2.0
--
--
V
EN Input Low Threshold RT9701CB
--
--
0.8
V
Shutdown Supply Current RT9701CB
Output Leakage Current RT9701CB
VIN Under Voltage Lockout
VIN Under Voltage Hysteresis
Thermal Limit
Thermal Limit Hysteresis
IOFF
EN = “0”
ILEAKAGE EN = “0”, VOUT = 0V
UVLO
TSD
ΔTSD
--
0.1
1
μA
--
0.5 10
μA
1.3 1.8
--
V
--
100 --
mV
-- 130 --
°C
--
20
--
°C
DS9701-13 March 2007
www.richtek.com
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