SPX29150T-L-1-8/TR Exar Corporation, SPX29150T-L-1-8/TR Datasheet - Page 4

• Manufacturer Part Number: SPX29150T-L-1-8/TR
• Description: 1.5A Low Dropout Voltage Regulator
• Manufacturer: Exar Corporation

Specifications of SPX29150T-L-1-8/TR

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V
• Voltage - Input: 2.5 V ~ 16 V
• Number Of Regulators: 1
• Current - Output: 1.5A
• Current - Limit (min): 1.7A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-4, D²Pak (3 leads + Tab), TO-263AA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 3. Line Regulation
Figure 5. Ground Current vs Load Current
Figure 7. Ground Current vs Load Current in Dropout
REV B 06/05/08
100
3.320
3.315
3.310
3.305
3.300
3.295
3.290
3.285
3.280
90
80
70
60
50
40
30
20
10
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0
0.0
0
0
4
0.25
0.25
6
0.5
0.5
8
Vin (V)
IL (A)
0.75
IL (A)
0.75
10
SP29150/51/52/53 1.5A Low Dropout Voltage Regulator
12
1
1
3.3V Device
IL = 10mA
CL = 10uF
3.3V Device
Vin = 3.2V
CL = 10uF
3.3V Device
CL = 10uF
1.25
Vin = 4.3V
14
1.25
1.5
16
TYPICAL PERFORMANCE CHARACTERISTICS
1.5
4
Figure 4. Load Regulation
Figure 6. Ground Current vs Input Voltage
Figure 8. Dropout Voltage vs Load Current
600
500
400
300
200
100
300
280
260
240
220
200
180
3.310
3.305
3.300
3.295
3.290
3.285
3.280
0
0
4
0
0.25
0.25
6
0.5
0.5
8
© Copyright 2008 Exar Corporation
Vin (V)
IL (A)
0.75
0.75
IL (A)
10
1
12
1
3.3V Device
Vin = 4.3V
CL = 10µF
3.3V Device
CL = 10uF
3.3V Device
IL = 10mA
CL = 10uF
1.25
1.25
14
1.5
1.5
16