LP3983 データシートの表示（PDF） - Lowpower Semiconductor inc
部品番号
コンポーネント説明
メーカー
LP3983 Datasheet PDF : 8 Pages
| |||
LP3983
Electrical Characteristics
(VIN = VOUT + 1V, CIN = COUT = 1µF, CBP = 22nF, TA = 25° C, unless otherwise specified)
Parameter
Output Voltage Accuracy
Symbol
ΔVOUT
Test Conditions
IOUT = 1mA
Min Typ Max Units
−2
-- +2
%
Current Limit
ILIM
RLOAD = 1Ω
360 400
mA
Quiescent Current
IQ
VEN ≥ 1.2V, IOUT = 0mA
90 130 μA
Dropout Voltage
VDROP
IOUT = 100mA, VOUT > 2.8V
IOUT = 300mA, VOUT > 2.8V
80 100
mV
110 150
Reference Voltage
Vset
1.19 1.23 1.27 V
Line Regulation
Load Regulation
Standby Current
ΔVLINE
ΔVLOAD
ISTBY
VIN = (VOUT + 1V) to 5.5V,
IOUT = 1mA
1mA < IOUT < 300mA
VEN = GND, Shutdown
0.3 %
0.6 %
0.01 1 μA
Reference Voltage
Vset
1.2 1.23 1.26 V
EN Input Bias Current
IIBSD
VEN = GND or VIN
0 100 nA
Logic-Low
VIL
Voltage
EN Threshold
Logic-High
Voltage
VIH
Output Noise Voltage
eNO
Power Supply
f = 100Hz
Rejection Rate
f=
10kHz
Thermal Shutdown Temperature
PSRR
TSD
VIN = 3V to 5.5V,
Shutdown
VIN = 3V to 5.5V, Start-Up
10Hz to 100kHz, IOUT =
200mA COUT = 1µF
COUT = 1µF, IOUT =
10mA
0.4
V
1.5
100
−70
−55
165
uVRMS
dB
°C
LP3983-datasheet Oct.-2005
3-3
Share Link: 