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SI91842DT-28-T1 Datasheet(PDF) 2 Page - Vishay Siliconix

No. de pieza SI91842DT-28-T1
Descripción Electrónicos  150-mA Low-Noise LDO Regulator With Error Flag and Discharge Option
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Fabricante Electrónico  VISHAY [Vishay Siliconix]
Página de inicio  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SI91842DT-28-T1 Datasheet(HTML) 2 Page - Vishay Siliconix

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Si91842/4
Vishay Siliconix
New Product
www.vishay.com
2
Document Number: 71732
S-20478—Rev. C, 01-Apr-02
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings
Input Voltage, VIN to GND
–6.0 to 6.5 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VERROR, 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)
Maximum ESR of COUT: 0.4 W
SPECIFICATIONS
Test Conditions Unless Specified
_
Limits
–40 to 85
_C
Parameter
Symbol
TA = 25_C, VIN = VOUT(nom) + 1 V, IOUT = 1 mA,
CIN = 1 mF, COUT = 1.0 mF, VSD = 1.5 V
Tempa
Minb
Typc
Maxb
Unit
Input Voltage Range
VIN
Full
2
6
V
w
Room
–1.5
1
1.5
v
v
VOUT w 1.8 V
Full
–2.5
1
2.5
Output Voltage Accuracy
1 mA
v IOUT v 150 mA
Room
–2.0
1
2.0
%
VOUT = 1.2 V
Full
–3.0
1
3.0
Line Regulation (VOUT v 3 V)
Full
–0.06
0.18
Line Regulation
(3.0 V < VOUT v3.6 V)
DV
OUT
100
DV
IN
V
OUT(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
Room
45
80
Dropout Voltaged, g
w
IOUT = 50 mA
Full
50
90
(VOUT(nom) w 2.6 V)
Room
130
180
VIN – VOUT
IOUT = 150 mA
Full
220
mV
VIN – VOUT
Room
65
100
mV
Dropout Voltaged, g
IOUT = 50 mA
Full
120
Dropout Voltaged, g
(VOUT(nom) t 2.6 V, VIN w 2 V)
Room
190
250
IOUT = 150 mA
Full
300
Room
100
150
Ground Pin Currente, g
IOUT = 0 mA
Full
180
Ground Pin Currente, g
(VOUT(nom) v 3 V)
Room
110
200
IOUT = 150 mA
Full
230
m
IGND
Room
110
170
mA
Ground Pin Currente, g
IOUT = 0 mA
Full
200
Ground Pin Currente, g
(VOUT(nom) u 3 V)
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
Output Noise Voltage
eN
VOUT = 2.6 V, BW = 10 Hz to 100 kHz,
0 mA
t IOUT t 150 mA
Room
75
mV(rms)


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