LD3985 Просмотр технического описания (PDF) - STMicroelectronics
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производитель
LD3985
STMicroelectronics
LD3985 Datasheet PDF : 14 Pages
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LD3985 SERIES
Table 5: Electrical Characteristics For LD3985 (Tj = 25°C, VI = VO(NOM) +0.5V, CI = 1µF,
CBYP = 10nF, IO = 1mA, VINH = 1.4V, unless otherwise specified)
Symbol
Parameter
Test Conditions
VI
VO
VO
∆VO
∆VO
∆VO
∆VO
IQ
VDROP
ISC
SVR
IO(PK)
VINH
IINH
eN
tON
TSHDN
Operating Input Voltage
Output Voltage < 2.5V
IO = 1 mA
TJ= -40 to 125°C
Output Voltage ≥ 2.5V
IO = 1 mA
TJ= -40 to 125°C
Line Regulation (Note 1) VI = VO(NOM) + 0.5 to 6 VTJ= -40 to 125°C
VO = 4.7 to 5V
Load Regulation
IO = 1 mA to 150mA
TJ= -40 to 125°C
VO < 2.5V
Load Regulation
IO = 1 mA to 150mA
VO ≥ 2.5V
TJ= -40 to 125°C (for Flip-Chip)
IO = 1 mA to 150mA, TJ= -40 to 125°C
(for SOT23-5L/TSOT23-5L), VO ≥ 2.5V
Output AC Line Regulation VI = VO(NOM) + 1 V, IO = 150mA,
tR= tF = 30µs
Quiescent Current
ON MODE: VINH = 1.2V
IO = 0
IO = 0
TJ= -40 to 125°C
IO = 0 to 150mA
IO = 0 to 150mA
TJ= -40 to 125°C
OFF MODE: VINH = 0.4V
TJ= -40 to 125°C
Dropout Voltage (NOTE 1) IO = 1mA
IO = 1mA
TJ= -40 to 125°C
IO = 50mA
IO = 50mA
TJ= -40 to 125°C
IO = 100mA
IO = 100mA
TJ= -40 to 125°C
IO = 150mA
IO = 150mA
TJ= -40 to 125°C
Short Circuit Current
RL = 0
Supply Voltage Rejection
VI = VO(NOM)+0.25V ±
f = 1KHz
VRIPPLE = 0.1V, IO= 50mA f = 10KHz
VO(NOM) < 2.5V, VI = 2.55V
Peak Output Current
VO ≥ VO(NOM) - 5%
Inhibit Input Logic Low
Inhibit Input Logic High
VI = 2.5V to 6V
125°C
TJ= -40 to
Inhibit Input Current
Output Noise Voltage
Turn On Time (Note 4)
Thermal Shutdown
VINH = 0.4V
VI = 6V
BW = 10 Hz to 100 KHz
CO = 1 µF
CBYP = 10 nF
Note 5
Min.
2.5
-50
-75
-2
-3
-0.1
-0.19
300
1.2
Typ.
0.002
Max. Unit
6
V
50
mV
75
2
% of
3
VO(NOM)
0.1
%/V
0.19
0.008 %/mA
0.0004 0.002 %/mA
0.0025 0.005
1.5
mVPP
85
µA
150
170
250
0.003
1.5
0.4
mV
2
20
35
45
70
60
100
600
mA
60
dB
50
550
mA
0.4
V
±1
nA
30
µVRMS
100 250
µs
160
°C
4/14
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