AP131-28WG-7 Diodes Inc, AP131-28WG-7 Datasheet - Page 5

• Manufacturer Part Number: AP131-28WG-7
• Description: IC REG LDO 300MA 2.8V SD SOT-25
• Manufacturer: Diodes Inc

Specifications of AP131-28WG-7

• Regulator Topology: Positive Fixed
• Voltage - Output: 2.8V
• Voltage - Input: Up to 5.5V
• Number Of Regulators: 1
• Current - Output: 300mA (Max)
• Current - Limit (min): 350mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Other names: AP131-28WG-7; AP131-28WGTR

Typical Characteristics
Typical Application Circuit
AP131 Rev. 7
55
50
45
40
35
30
25
20
15
10
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
5
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
AP131 GND Current vs. Input Voltage
AP131 PSRR vs. Frequency
10
100
Input Voltage (V)
Frequency (Hz)
1K
V
IN
1uF
C
10K
IN
100K
300mA LOW DROPOUT LINEAR REGULATOR WITH
www.diodes.com
1M
IN
GND
AP131
5 of 7
OUT
BP
EN
0.1uF
3.095
3.085
3.075
3.065
3.055
3.045
3.035
3.025
C
450
400
350
300
250
200
150
100
3.09
3.08
3.07
3.06
3.05
3.04
3.03
3.02
50
BP
0
0
0
V
30 60 90 120 150 180 210 240 270 300 330
AP131 V
OUT
AP131 Dropout vs. Load
50
=3.3V
EN
10uF
C
OFF
Load Current (uA)
OUT
V
100
OUT
out
ON
Load (Io) (mA)
vs. Load Current
150
200
FEBRUARY 2009
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Diodes Incorporated
AP131
250
300