SI91841DT-285-E3 Vishay, SI91841DT-285-E3 Datasheet - Page 7

• Manufacturer Part Number: SI91841DT-285-E3
• Description: IC,VOLT REGULATOR,FIXED,+2.85V,CMOS,TSOP,5PIN,PLASTIC
• Manufacturer: Vishay

Specifications of SI91841DT-285-E3

• Rohs Compliant: YES
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 6 V
• Output Voltage: 2.85 V
• Output Type: Fixed
• Dropout Voltage (max): 0.08 V at 50 mA
• Output Current: 300 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

100 mA/div
Document Number: 71447
S-50956—Rev. D, 16-May-05
10 mV/div
10 mV/div
TYPICAL WAVEFORMS
2 V/div
I
V
V
LOAD
OUT
OUT
V
IN
20 ms/div
20 ms/div
Load Transient Response-1
LineTransient Response-1
V
V
C
C
I
t
LOAD
rise
V
C
I
t
INSTEP
OUT
OUT
IN
LOAD
rise
OUT
OUT
= 1 mF
= 5 msec
= 2 msec
= 1 mF
= 150 mA
= 3 V
= 1 mF
= 1 to 150 mA
= 3.0 V
= 4 to 5 V
100 mA/div
10 mV/div
10 mV/div
2 V/div
I
V
V
LOAD
OUT
OUT
V
IN
20 ms/div
20 ms/div
Load Transient Response-2
LineTransient Respons-2
V
V
C
C
I
t
LOAD
fall
V
C
I
t
INSTEP
OUT
OUT
IN
LOAD
fall
OUT
OUT
= 5 msec
= 1 mF
= 2 msec
= 1 mF
= 150 mA
= 3 V
= 1 mF
= 150 to 1 mA
= 3.0 V
Vishay Siliconix
= 5 to 4 V
Si91841
www.vishay.com
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