SI91821DH-277-E3 Vishay, SI91821DH-277-E3 Datasheet - Page 8
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SI91821DH-277-E3
Manufacturer Part Number
SI91821DH-277-E3
Description
IC,VOLT REGULATOR,FIXED,+2.77V,CMOS,TSSOP,8PIN,PLASTIC
Manufacturer
Vishay
Datasheet
1.SI91821DH-277-T1.pdf
(11 pages)
Specifications of SI91821DH-277-E3
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
6 V
Output Voltage
2.77 V
Output Type
Fixed
Dropout Voltage (max)
0.02 V at 10 mA
Output Current
300 mA
Line Regulation
10 mV
Load Regulation
30 mV
Voltage Regulation Accuracy
1.5 %
Maximum Power Dissipation
0.666 W
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
MSOP-8
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Si91821
Vishay Siliconix
www.vishay.com
8
TYPICAL CHARACTERISTICS (INTERNALLY REGULATED, 25_C UNLESS NOTED)
−0.0
−0.2
−0.4
−0.6
−0.8
−1.0
−1.2
−1.4
−1.6
180
150
120
250
200
150
100
0.6
0.4
0.2
90
60
30
50
0
0
−50
−40 −20
0
−25
85_C
V
1
No Load Current vs. Input Voltage
OUT
Normalized V
Dropout Voltage vs. Temperature
0
= 2.775 V
0
Junction Temperature (_C)
Junction Temperature (_C)
2
20
−40_C
25
Input Voltage (V)
25_C
3
40
OUT
50
vs. Temperature
60
4
75
80
5
100
100
125
6
120
I
I
I
I
OUT
OUT
OUT
OUT
I
I
I
OUT
OUT
OUT
150
140
7
= 300 mA
= 200 mA
= 10 mA
= 0 mA
= 0 mA
= 100 mA
= 300 mA
−0.15
−0.30
−0.45
−0.60
−0.75
1500
1200
0.30
0.15
0.00
180
160
140
120
100
900
600
300
80
60
40
20
0
0
−40 −20
2.0
0
Normalized Output Voltage vs. Load Current
GND Pin Current vs. Temperature and Load
50
2.5
I
OUT
0
Dropout Voltage vs. V
= 200 mA
100
Junction Temperature (_C)
I
I
3.0
OUT
OUT
20
I
OUT
Load Current (mA)
150
= 300 mA
= 200 mA
= 0 mA
40
V
3.5
OUT
60
200
I
S-51147–Rev. E, 20-Jun-05
OUT
I
Document Number: 71614
OUT
4.0
80
= 300 mA
= 10 mA
250
OUT
100
4.5
300
120
350
140
5.0