LP2951CS-L-3-3 Exar Corporation, LP2951CS-L-3-3 Datasheet - Page 11

• Manufacturer Part Number: LP2951CS-L-3-3
• Description: IC REG LDO 3.3V 100MA 8SOIC
• Manufacturer: Exar Corporation
• Series: -r

Specifications of LP2951CS-L-3-3

• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 0.38V @ 100mA
• Number Of Regulators: 1
• Current - Output: 100mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 30 V
• Output Voltage: 3.3 V
• Output Type: Fixed
• Dropout Voltage (max): 0.08 V at 100 uA
• Output Current: 100 mA
• Line Regulation: 0.2 %
• Load Regulation: 0.2 %
• Voltage Regulation Accuracy: 1 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Reference Voltage: 1.26 V
• Current - Limit (min): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

042408 Rev F
  
     
         


N00
0.µF
20mA
AUX SHUTDOW
ON
INPUT
LP295
GND
+V
TEMP
SENSOR

IN
8
OFF
MIN VOLTAGE = V
V
OUT
FB
AS5
N57
-
+
7
LP2950-5 Low Dropout Linear Regulator


SD
GND
LP295

2
0K
.7mA
+V
+V
Ω
IN
8
IN
+5V
OUTPUT
_______
ERROR
FB
V
7
8.2K
OUT
Ω
5

0K
5 DEGREE SHUTDOWN FLAG

Ω
     
.
.
UNREGULATED INPUT
EXTERNAL CIRCUIT
PROTECTED FROM
OVER TEMPERATURE
(V+ GOES OFF WHEN
TEMP > 25)
8

V
IN
TAP
FB
7
LP295
GND
SENSE

V
OUT


2
OR
27K
Ω
0K
+
.7µF
Ω
RELAY
© 2008 Exar Corporation
LOAD
50mA
TO
00 mA
5V
OUTPUT
2N52
(2)