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SI91841 датащи(PDF) 2 Page - Vishay Siliconix

номер детали SI91841
подробное описание детали  150-mA Ultra Low-Noise LDO Regulator With Discharge Option
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производитель  VISHAY [Vishay Siliconix]
домашняя страница  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SI91841 датащи(HTML) 2 Page - Vishay Siliconix

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Si91841/3
Vishay Siliconix
www.vishay.com
2
Document Number: 71447
S-40592—Rev. C, 29-Mar-04
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings
Input Voltage, VIN to GND
−6.0 to 6.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VSD (See Detailed Description)
−0.3 V to VIN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Current, IOUT
Short Circuit Protected
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Voltage, VOUT
0.3 V to VIN + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Package Power Dissipation, (Pd)b
440 mW
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Package Thermal Resistance, (qJA)a
180_C/W
. . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature, TJ(max)
150_C
. . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature, TSTG
−65_C to 150_C
. . . . . . . . . . . . . . . . . . . . . . . . . .
Notes
a.
Device mounted with all leads soldered or welded to PC board.
b.
Derate 5.5 mW/_C above TA = 70_C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation
of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
RECOMMENDED OPERATING RANGE
Input Voltage, VIN
2 V to 6 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Input Voltage, VSD
0 V to VIN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Ambient Temperature, TA
−40_C to 85_C
. . . . . . . . . . . . . . . . . . . .
CIN = COUT = 1 mF (ceramic), CBP = 0.01 mF (ceramic)
Maximum ESR of COUT: 0.4 W
SPECIFICATIONS
Test Conditions Unless Specified
TA = 25_C, VIN = VOUT(nom) + 1 V
C
C
Limits
−40 to 85_C
Parameter
Symbol
()
IOUT = 1 mA, CIN = 1 mF, COUT = 1.0 mF
VSD = 1.5 V
Tempa
Minb
Typc
Maxb
Unit
Start-Up BP Current
IOUT
ON/OFF = High
Room
1
mA
Input Voltage Range
VIN
Full
2
6
V
Output Voltage Accuracy
VOUT
1 mA v IOUT v 150 mA
Room
−1.5
1
1.5
%
Output Voltage Accuracy
VOUT
1 mA v IOUT v 150 mA
Full
−2.5
1
2.5
%
Line Regulation (VOUT v 3 V)
Full
−0.06
0.18
Line Regulation
(3.0 V < VOUT v3.6 V)
DVOUT 100
DVIN VOUT(nom)
From VIN = VOUT(nom) + 1 V to VOUT(nom) + 2 V
Full
0
0.3
%/V
Line Regulation (5-V Version)
IN
OUT(nom)
From VIN = 5.5 V to 6 V
Full
0
0.4
IOUT = 1 mA
Room
1
Dt V lt
dg
IOUT = 50 mA
Room
45
80
Dropout Voltaged, g
(VOUT(nom) w 2.6 V)
IOUT = 50 mA
Full
50
90
(VOUT(nom) w 2.6 V)
IOUT = 150 mA
Room
130
180
VIN − VOUT
IOUT = 150 mA
Full
220
mV
IN
OUT
IOUT = 50 mA
Room
65
100
Dropout Voltaged, g
(VOUT(
) t 26 V VIN w
IOUT = 50 mA
Full
120
(VOUT(nom) t 2.6 V, VIN w
2 V)
IOUT = 150 mA
Room
190
250
2 V)
IOUT = 150 mA
Full
300
IOUT = 0 mA
Room
100
150
Ground Pin Currente, g
IOUT = 0 mA
Full
180
Ground Pin Currente, g
(VOUT(nom) v 3 V)
IOUT = 150 mA
Room
110
200
IGND
IOUT = 150 mA
Full
230
mA
IGND
IOUT = 0 mA
Room
110
170
mA
Ground Pin Currente
IOUT = 0 mA
Full
200
Ground Pin Currente
(VOUT(nom) u 3 V)
IOUT = 150 mA
Room
120
200
IOUT = 150 mA
Full
230
Peak Output current
IO(peak)
VOUT w 0.95 x VOUT(nom). tPW = 2 ms
Full
300
mA


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