Diodes AP2138/2139 Manuel d'utilisateur

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ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139
Data Sheet
1
Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited
Figure 1. Package Types of AP2138/2139
SOT-23-3
General Description
The AP2138/2139 series are CMOS-based positive
voltage regulator ICs. Each of these ICs consists of a
voltage reference, an error amplifier, a resistor network
for setting output voltage and a current limit circuit for
current protection.
The difference between AP2138 and AP2139 is the
AP2139 has an enable circuit with a quick discharge
function.
These ICs feature high output voltage accuracy,
extremely low quiescent current and low dropout volt-
age which make them ideal for use in various power
sources for portable applications.
The AP2138/2139 series have 1.2V, 1.4V, 1.5V, 1.8V,
2.5V, 2.8V, 3.0V, 3.3V, 3.6V and 4.0V fixed output
voltage versions.
The AP2138 series is available in SOT-23-3 and SOT-
89 packages, AP2139 series is available in SOT-23-5
package.
Features
· Ultra-low Quiescent Current: 1.0μA Typical
· Output Voltages: 1.2V, 1.4V, 1.5V, 1.8V, 2.5V,
2.8V, 3.0V, 3.3V, 3.6V and 4.0V
· High Output Voltage Accuracy: ±2%
· Output Current: 250mA
· Low Dropout Voltage:
25mV Typical at I
OUT
=10mA and V
OUT
=3V
200mV Typical at I
OUT
=100mA and V
OUT
=3V
· Line Regulation: 6mV Typical
· Load Regulation: 25mV Typical
· Low Output Voltage Temperature Coefficient:
±100ppm/
o
C
· Low Standby Current: 0.1μA Typical (AP2139)
· Active Quick Output Discharge (AP2139)
· Logic-controlled Enable (AP2139)
Applications
· Battery Powered Equipment
· Reference Voltage Sources
· Cameras, Video Cameras
· Portable AV Systems
· Mobile Phones
· Communication Tools
· Portable Games
SOT-23-5
SOT-89
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Résumé du contenu

Page 1

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet1Jul. 2012 Rev. 2. 3 BCD Semiconductor Ma

Page 2 - Pin Description

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet10Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 3 - Functional Block Diagram

11Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 4 - Ordering Information

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet12Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 5

13Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 6

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet14Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 7 - Electrical Characteristics

15Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 8

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet16Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 9

17Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 10 - Data Sheet

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Page 11

19Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 12

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet2Jul. 2012 Rev. 2. 3 BCD Semiconductor Ma

Page 13

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet20Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 14

21Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 15

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet22Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 16

23Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 17 - Figure 7

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet24Jul. 2012 Rev. 2. 3 BCD Semiconductor M

Page 18

IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the

Page 19

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet3Jul. 2012 Rev. 2. 3 BCD Semiconductor Ma

Page 20

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet4Jul. 2012 Rev. 2. 3 BCD Semiconductor Ma

Page 21 - Typical Application

5Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 22 - SOT-23-3 Unit: mm(inch)

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet6Jul. 2012 Rev. 2. 3 BCD Semiconductor Ma

Page 23 - SOT-23-5 Unit: mm(inch)

7Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

Page 24 - SOT-89 Unit: mm(inch)

ULTRA LOW QUIESCENT CURRENT CMOS LDO AP2138/2139 Data Sheet8Jul. 2012 Rev. 2. 3 BCD Semiconductor Ma

Page 25

9Jul. 2012 Rev. 2. 3 BCD Semiconductor Manufacturing Limited Data SheetULTRA LOW QUIESCENT CURRENT CMOS LDO

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