AP139-28WL-7 Diodes Inc, AP139-28WL-7 Datasheet

Low Dropout (LDO) Regulators LDO CMOS 300MA 0.5V VOUT+0.5V-7.0V 2.8V

AP139-28WL-7

Manufacturer Part Number
AP139-28WL-7
Description
Low Dropout (LDO) Regulators LDO CMOS 300MA 0.5V VOUT+0.5V-7.0V 2.8V
Manufacturer
Diodes Inc
Datasheet

Specifications of AP139-28WL-7

Number Of Outputs
1
Polarity
Positive
Input Voltage Max
5.5 V
Output Voltage
2.8 V
Output Type
Fixed
Dropout Voltage (max)
0.45 V at 300 mA
Output Current
300 mA
Line Regulation
0.3 %
Load Regulation
1 %
Voltage Regulation Accuracy
2 %
Maximum Power Dissipation
0.25 W
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOT-25
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
 Details

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AP139-28WL-7
Manufacturer:
Diodes
Quantity:
16 800
Part Number:
AP139-28WL-7
Manufacturer:
DIODES/美台
Quantity:
20 000
Features
Applications
Ordering Information
Note:
Note:
AP139 Rev. 2
1. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex Notes 5 and 7.
2. Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be on our website at
Very Low Dropout Voltage
Low Current Consumption: Typ. 45µA, max. 60mA
Output Voltage: 1.5V, 1.8V, 2.0V, 2.5V, 2.8V, 3.0V
3.3V, and 3.5V
Guaranteed 300mA Output
Input Range from 2.7 up to 5.5V
Thermal Shutdown
Current Limiting
Stability with Low ESR Capacitors
Low Temperature Coefficient
Lead-free Package: SOT25
SOT25: Available in “Green” Molding Compound (No
Br, Sb)
Lead Free Finish/RoHS Compliant (Note 1)
Personal Communication Devices
Home Electric/Electronic Appliances
PC Peripherals
Battery-Powered Devices
http://www.diodes.com/datasheets/ap02001.pdf.
AP139-XXW
Device
Package Code
Output voltage
15: 1.5V
18: 1.8V
20: 2.0V
25: 2.5V
28: 2.8V
30: 3.0V
33: 3.3V
35: 3.5V
W
AP139
Packaging
www.diodes.com
SOT25
XX X X X
W : SOT25
Package
1 of 7
General Description
The AP139 is a positive voltage linear regulator utilizing CMOS
technology. The features that include low quiescent current
(45µA typ.), low dropout voltage, and high output voltage
accuracy, make it ideal for battery applications. EN input
connected to the device will produce a low bias current.
The space-saving SOT25 package is attractive for “pocket” and
“hand held” applications.
This rugged device has both thermal shutdown, and current limit
protections to prevent device failure under the “worst” operating
conditions.
In a low noise, regulated supply application, a 10nF capacitor is
necessary to be placed in between Bypass and Ground.
The AP139 is stable with a low ESR output capacitor of 1.0µF or
greater.
3000/Tape & Reel
Quantity
G : Green
L : Lead Free
Lead free
300mA LOW-NOISE CMOS LDO
7” Tape and Reel
Part Number Suffix
- 7 : Taping
Packing
-7
©
Diodes Incorporated
MARCH 2007
AP139

Related parts for AP139-28WL-7

AP139-28WL-7 Summary of contents

Page 1

... This rugged device has both thermal shutdown, and current limit protections to prevent device failure under the “worst” operating conditions low noise, regulated supply application, a 10nF capacitor is necessary to be placed in between Bypass and Ground. The AP139 is stable with a low ESR output capacitor of 1.0µF or greater. AP139 Package ...

Page 2

... Absolute Maximum Ratings Symbol V Input Voltage IN I Output Current OUT V Output Voltage OUT ESD Classification T Operating Junction Temperature Range op T Maximum Junction Temperature MJ P Internal Power Dissipation D AP139 Rev. 2 Pin Descriptions Name GND BYP Current Limit Thermal Shutdown - AMP + Vref Parameter www.diodes.com ...

Page 3

... Thermal Resistance JA θ Thermal Resistance JC Note IN(MIN) OUT DROPOUT. 4. Test conditions for SOT25: Devices mounted on FR-4 PC board, MRP, 1 oz. copper, single sided, calibrate heat Sink, no air flow. AP139 Rev +25ºC, unless otherwise noted) A Test Conditions I = 0mA 5.0V 0V, V < OUT EN EL ...

Page 4

... IN Typical Performance Characteristics Power Supply Rejection Ratio 0 Iout = 100mA -10 -20 -30 -40 - 1nF -60 - 10nF - 20nF -90 1.0E+00 1.0E+01 1.0E+02 1.0E+03 Frequency (Hz) AP139 Rev AP139 BYP GND C1 C2 1uF 10nF 1.6 1.4 1.2 1 0.8 0.6 0 ℃ 0 -10 -20 -30 -40 - 5nF -60 -70 -80 -90 1.0E+00 1.0E+04 1.0E+05 1.0E+ www ...

Page 5

... In this state, the quiescent current is less than 2µA. This pin behaves much like an electronic switch. External Capacitor The AP139 is stable with a low ESR output capacitor to ground of 1.0µF or greater. It can keep stable even with higher ESR capacitors. A second capacitor is recommended between the o C ...

Page 6

... Marking Information (Top View SOT 25 Package Information Package Type: SOT25 AP139 Rev. 2 Identification Code Y : Year: 0 Month A Lead Free G : Green ( unit www.diodes.com 300mA LOW-NOISE CMOS LDO Identification Output Version Code N0 AP139-1.5V N1 AP139-1.8V N2 AP139-2.0V N3 AP139-2.5V N4 AP139-2.8V N5 AP139-3.0V N6 AP139-3.3V N7 AP139-3.5V © AP139 MARCH 2007 ...

Page 7

... Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. AP139 Rev. 2 300mA LOW-NOISE CMOS LDO IMPORTANT NOTICE ...

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