SPX3819S-L Exar Corporation, SPX3819S-L Datasheet - Page 4

• Manufacturer Part Number: SPX3819S-L
• Description: IC REG LDO ADJ 500MA 8SOIC
• Manufacturer: Exar Corporation
• Series: -r

Specifications of SPX3819S-L

• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Regulator Topology: Positive Adjustable
• Voltage - Output: Adjustable
• Voltage - Input: 2.5 V ~ 16 V
• Voltage - Dropout (typical): 0.34V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 16 V
• Output Voltage: Adustable
• Output Type: Adjustable
• Dropout Voltage (max): 340 mV
• Output Current: 100 mA
• Load Regulation: 0.05 %
• Voltage Regulation Accuracy: 0.01 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• 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

July 2008 Rev F
Dropout Voltage vs Load Current
Ground Current vs Temperature with 100µA Load
130
120
100
110
350
300
250
200
150
100
90
80
70
50
0
-40
0
3.3V Device
C
-20
L
= 1.0µF
100
0
20
200
Temperature (°C)
I
L
(mA)
40
300
SPX3819 500mA, Low Noise LDO Voltage Regulator
TYPICAL PERFORMANCE CHARACTERISTICS: Continued
60
3.3V Device
V
C
I
L
IN
80
L
400
= 100µA
= 1.0µF
= 4.3µF
100
500
120
4
Output Voltage vs Load Current
Ground Current vs Temperature with 50mA Load
3 .316
3 .314
3.312
3 .310
3 .308
3 .3 06
3 .302
3 .300
3 .304
360
340
320
300
280
260
240
220
200
-40
0
-20
3.3V Device
V
C
IN
L
= 4.3V
= 1.0µF
100
0
20
200
Temperature (°C)
I
L
40
(mA)
300
© 2008 Exar Corporation
60
3.3V Device
V
C
I
L
IN
L
80
= 50mA
= 1.0µF
400
= 4.3
100
500
120