SI91841DT-18-T1-E3 Vishay, SI91841DT-18-T1-E3 Datasheet - Page 5
![IC, LDO VOLT REG, 1.8V, 150mA, 5-SOT-23](/photos/18/97/189782/3833572_sml.gif)
SI91841DT-18-T1-E3
Manufacturer Part Number
SI91841DT-18-T1-E3
Description
IC, LDO VOLT REG, 1.8V, 150mA, 5-SOT-23
Manufacturer
Vishay
Datasheet
1.SI91841DT-18-T1.pdf
(10 pages)
Specifications of SI91841DT-18-T1-E3
Primary Input Voltage
6V
Output Voltage Fixed
1.8V
Dropout Voltage Vdo
190mV
No. Of Pins
5
Output Current
150mA
Operating Temperature Range
-40°C To +85°C
Termination Type
SMD
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
6 V
Output Voltage
1.8 V
Output Type
Fixed
Dropout Voltage (max)
0.1 V at 50 mA
Line Regulation
0.18 % / V
Load Regulation
20 mV
Voltage Regulation Accuracy
1.5 %
Maximum Power Dissipation
0.44 W
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOT-23
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SI91841DT-18-T1-E3
Manufacturer:
VISHAY/威世
Quantity:
20 000
Document Number: 71447
S-50956—Rev. D, 16-May-05
TYPICAL CHARACTERISTICS (INTERNALLY REGULATED, 25_C UNLESS NOTED)
−0.15
−0.30
−0.45
−0.60
−0.75
0.30
0.15
0.00
150
125
100
−20
−40
−60
−80
75
50
0
10
0
0
Normalized Output Voltage vs. Load Current
C
C
I
V
LOAD
V
V
OUT
IN
OUT
OUT
IN
V
25
25
= 1 mF
= 4.0 V
IN
100
GND Current vs. Load Current
= 3.0 V
= 1 mF
= 150 mA
= 3.0 V
= V
Power Supply Rejection
OUT(nom)
50
50
Load Current (mA)
Load Current (mA)
1000
Frequency (Hz)
+ 1 V
75
75
10000
100
100
−40_C
85_C
25_C
100000
125
125
1000000
150
150
−0.0
−0.2
−0.4
−0.6
−0.8
−1.0
300
250
200
150
100
750
725
700
675
650
625
600
0.4
0.2
50
0
−40
−40
2
Output Short Circuit Current vs. Temperature
No Load GND Pin Current vs. Input Voltage
V
IN
Normalized V
= V
−15
−15
3
OUT(nom)
Ambient Temperature (_C)
AmbientTemperature (_C)
Input Voltage (V)
+ 1 V
10
I
10
4
OUT
OUT
Vishay Siliconix
= 0 mA
vs. Temperature
35
35
5
I
OUT
I
V
OUT
Si91841
= 150 mA
OUT
www.vishay.com
60
60
6
= 75 mA
= 2.6 V
−40_C
85_C
25_C
85
85
7
5