SI91841DT-25-T1-E3 Vishay, SI91841DT-25-T1-E3 Datasheet - Page 8

• Manufacturer Part Number: SI91841DT-25-T1-E3
• Description: IC, LDO VOLT REG, 2.5V, 150mA, 5-SOT-23
• Manufacturer: Vishay

Specifications of SI91841DT-25-T1-E3

• Primary Input Voltage: 6V
• Output Voltage Fixed: 2.5V
• 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: 2.5 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

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8
Si91841
200 mV/div
Vishay Siliconix
TYPICAL WAVEFORMS
BLOCK DIAGRAM
V
OUT
4 ms/div
V
SD
IN
V
V
I
C
BW = 10 Hz to 100 kHz
OUT
Output Noise
IN
OUT
NOISE
= 4 V
= 150 mA
Reverse Polarity
= 3 V
= 0.01 mF
Reference
Protection
Shutdown
Control
Thermal
Current
Sensor
Limit
−
+
Si91841
mV
0.01
10
Hz
10 Hz
GND
V
V
I
C
Noise Spectrum
LOAD
IN
OUT
NOISE
= 4 V
= 3 V
= 150 mA
= 0.01 mF
BP
V
OUT
S-50956—Rev. D, 16-May-05
Document Number: 71447
1 MHz