MAS9123(2000) 查看數據表（PDF） - Micro Analog Systems Oy
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MAS9123 Datasheet PDF : 10 Pages
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DA9123.002
26 September, 2000
ELECTRICAL CHARACTERISTICS
TA = -40°C to +85°C, typical values at TA = +27°C, VIN = VNOM + 1 V, IOUT = 1 mA, CIN = 1 µF, COUT = 1.0 µF, VCTRL = 2 V, unless otherwise
specified.
x Thermal Protection
Parameter
Symbol
Conditions
Min Typ Max Unit
Threshold High
TH
145 160 175
°C
Threshold Low
TL
135 150 165
°C
A hysteresis of 10 °C prevents oscillation in case of thermal shutdown. After the regulator temperature has dropped by this value, it will turn
on again automatically.
x Control Terminal Specifications
Parameter
Control Voltage
OFF State
ON State
Control Current
u Voltage Parameters
Parameter
Output Voltage Tolerance
Operating Supply Voltage
Dropout Voltage
Symbol
VCTRL
ICTRL
Symbol
VOUT
VIN
VDROP
x Current Parameters
Parameter
Continuous Output Current
Short Circuit Current
Peak Output Current
Ground Pin Current
Symbol
IOUT
IMAX
IPK
IGND
Ground Pin Current, Power Off
IGND
Conditions
VCTRL = VIN
VCTRL = 0 V
Conditions
IOUT = 0 mA
IOUT = 50 mA
IOUT = 1 mA
IOUT = 10 mA
IOUT = 50 mA
Conditions
RL = 0 Ω
VOUT > 95% * VNOM
IOUT = 0 mA
IOUT = 10 mA
IOUT = 50 mA
VCTRL < 0.3 V
TA=25°C
TA=85°C
Min Typ Max Unit
V
0.55
1.6
µA
5
15
0
Min Typ Max Unit
- 1.7
%VNOM
+ 1.7
- 3.5
+ 1.7
VNOM
+ 0.3
5.3
V
mV
46
51
95
Min Typ Max Unit
0
80
mA
230
mA
180
mA
µA
170
210
250
0.02 0.5
µA
0.2
2
3 (10)
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