AP7333-33SRG-7 Diodes Inc, AP7333-33SRG-7 Datasheet

IC REG LDO 3.3V 0.3A SOT23R

AP7333-33SRG-7

Manufacturer Part Number
AP7333-33SRG-7
Description
IC REG LDO 3.3V 0.3A SOT23R
Manufacturer
Diodes Inc
Datasheet

Specifications of AP7333-33SRG-7

Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
Up to 6V
Voltage - Dropout (typical)
0.3V @ 300mA
Number Of Regulators
1
Current - Output
300mA (Max)
Current - Limit (min)
400mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SOT-23-3, TO-236-3, Micro3™, SSD3, SST3
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
AP7333-33SRG-7DITR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AP7333-33SRG-7
Manufacturer:
DIODES
Quantity:
45 000
Part Number:
AP7333-33SRG-7
Manufacturer:
DIODES/美台
Quantity:
20 000
Features
Applications
Typical Application Circuit
AP7333 Rev. 2
300mA Low Dropout Regulator in 3-pin package
Very low I
Wide input voltage range: 2V to 6V
Fixed output options: 1.0V to 3.3V
PSRR: 65dB typical at 100Hz
Fast start-up time: 80µs
Stable with low ESR, 1µF ceramic output capacitor
Excellent Load/Line Transient Response
Low dropout: 300mV typical at 300mA
Current limit protection
Short circuit protection
Thermal shutdown protection
Ambient temperature range: -40ºC to 85°C
SOT23 and SOT23R: Available in “Green” Molding
Compound (No Br, Sb)
Lead Free Finish/RoHS Compliant (Note 1)
XDSL Router
Wireless LAN Cards
Desktop and Notebook Computers
Battery Powered Equipments
Mouse, Keyboards
Q
over full load: 65µA
V
IN
1uF
www.diodes.com
IN
1 of 12
300mA, Low Quiescent Current, Fast Transient
AP7333
GND
Description
The AP7333 is a 300mA, fixed output voltage, low dropout linear
regulator. The device included pass element, error amplifier,
band-gap, current limit and thermal shutdown circuitry.
The characteristics of low dropout voltage and low quiescent
current make it suitable for low power applications, for example,
battery powered devices. The typical quiescent current is
approximately 65μA.
Built-in current-limit and thermal-shutdown functions prevent IC
from damage in fault conditions.
The AP7333 is available in SOT23 packages with different
pin-outs.
OUT
Low Dropout Linear Regulator
V
OUT
1uF
NOVEMBER 2009
©
AP7333
Diodes Incorporated

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AP7333-33SRG-7 Summary of contents

Page 1

... Low Quiescent Current, Fast Transient Low Dropout Linear Regulator Description The AP7333 is a 300mA, fixed output voltage, low dropout linear regulator. The device included pass element, error amplifier, band-gap, current limit and thermal shutdown circuitry. The characteristics of low dropout voltage and low quiescent current make it suitable for low power applications, for example, battery powered devices ...

Page 2

... Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. Pin Assignment (1) SOT23 ( Top View ) IN 1 OUT 2 AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient AP7333 - Package Green G : Green SA : SOT23 SR : SOT23R Packaging (Note 2) SOT23 3000/Tape & ...

Page 3

... Pin Number Pin Name SOT23 IN 1 OUT 2 GND 3 Functional Block Diagram IN AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient Low Dropout Linear Regulator SOT23R Voltage input pin. Bypass to ground through at least 1µF 3 capacitor Voltage output pin. Bypass to ground through 1µF ceramic 2 capacitor 1 ...

Page 4

... I Output Current (Note 4) OUT Operating Ambient Temperature T A Notes: 3. Ratings apply to ambient temperature at 25°C 4. The device maintains a stable, regulated output voltage without a load current. AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient Parameter SOT23 SOT23R Parameter www.diodes.com AP7333 Low Dropout Linear Regulator ...

Page 5

... This parameter only applies to output voltages above 1.8V. 6. Test conditions for SOT23 and SOT23R: Device mounted on FR-4 substrate PCB, with minimum recommended pad layout, 2oz copper, single sided. AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient = 1uF, unless otherwise stated) Test Conditions ...

Page 6

... Output Current (mA) Short Circuit vs Input Voltage 105 V =2.5V -45℃ out 100 25℃ 75 3.5 4 4.5 5 Input Voltage (V) AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient 0.1 0.06 0.02 -0.02 -0.06 -45℃ -0.1 4.8 5.1 5.4 5.7 6 3.5 350 V out 300 250 ...

Page 7

... Typical Performance Characteristics PSRR 0.1 1 Frequency (kHz) Line Transient Response Vin= (1V/div) Tr=10us Vout=1V (50mV/div) Iout=300mA (300mA/div) Time (50us/div) AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient (Continued Vout=1V Vin=2V 65 Cin=Cout=1uF Ta=25℃ 0.1 10 100 www.diodes.com AP7333 Low Dropout Linear Regulator PSRR Vout=2 ...

Page 8

... Vout=1V (100mV/div) Iout=1mA to 300mA (100mA/div) Time (200us/div) Start-Up Time (No Load) Vin=0 to 3.5V (1V/div) Cin=Cout=1uF Vout=2.5V (1V/div) Time (50us/div) AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient Low Dropout Linear Regulator (Continued) Load Transient Response Tr=Tf=10us Vin=3.5V Vout=2.5V (100mV/div) Iout=1mA to 300mA (100mA/div) ...

Page 9

... This cycling limits the heat dissipation of the regulator, protecting it from damage due to overheating. and IN Ultra Fast Start-up After turned on, the AP7333 is able to provide full power in as requires more little as tens of microseconds, typically 80µs, without sacrificing low ground current. This feature will help load circuitry move in and out of standby mode in real time, eventually extend battery life for mobile phones and other portable devices ...

Page 10

... AP7333-30SA AP7333-33SA AP7333-10SR AP7333-12SR AP7333-15SR AP7333-18SR AP7333-20SR AP7333-25SR AP7333-28SR AP7333-30SR AP7333-33SR AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient Low Dropout Linear Regulator XX : Identification code Y : Year 0 Week : A~Z : 1~26 week; a~z : 27~52 week; z represents 52 and 53 week X : A~Z : Green 2 Package Identification Code ...

Page 11

... Package Information (1) Package Type: SOT23 and SOT23R AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient (All Dimensions in mm www.diodes.com AP7333 Low Dropout Linear Regulator NOVEMBER 2009 © Diodes Incorporated ...

Page 12

... Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2009, Diodes Incorporated www.diodes.com AP7333 Rev. 2 300mA, Low Quiescent Current, Fast Transient Low Dropout Linear Regulator IMPORTANT NOTICE ...

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