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AZ1117
Document number: DS36736 Rev. 3 - 2
1 of 32
www.diodes.com
February 2014
© Diodes Incorporated
AZ1117
A Product Line of
Diodes Incorporated
1A LOW DROPOUT LINEAR REGULATOR
Description
The AZ1117 is a series of low dropout three-terminal regulators with a
dropout of 1.15V at 1A output current.
The AZ1117 series provides current limiting and thermal shutdown.
Its circuit includes a trimmed bandgap reference to assure output
voltage accuracy to be within 1% for 1.5V, 1.8V, 2.5V, 2.85V, 3.3V,
5.0V and adjustable versions or 2% for 1.2V version. Current limit is
trimmed to ensure specified output current and controlled short-circuit
current. On-chip thermal shutdown provides protection against any
combination of overload and ambient temperature that would create
excessive junction temperature.
The AZ1117 has an adjustable version, which can provide the output
voltage from 1.25V to 12V with only 2 external resistors.
The AZ1117 series is available in the industry standard SOT223,
SOT89, TO220-3, TO252-2 (3), TO252-2 (4), TO252-2 (5) and TO263
power packages.
Features
Low Dropout Voltage: 1.15V at 1A Output Current
Trimmed Current Limit
On-chip Thermal Shutdown
Three-terminal Adjustable or Fixed 1.2V, 1.5V, 1.8V, 2.5V, 2.85V,
3.3V, 5.0V
Operation Junction Temperature: -40 to +125
o
C
Lead-Free Packages: SOT223, SOT89, TO220-3, TO252-2 (3),
TO252-2 (4), TO252-2 (5), TO263
Totally Lead-Free; RoHS Compliant (Notes 1 & 2)
Applications
PC Motherboard
LCD Monitor
Graphic Card
DVD-video Player
NIC/Switch
Telecom Equipment
ADSL Modem
Printer and other Peripheral Equipment
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
Pin Assignments
(Top View) (Top View) (Top View)
(SOT223/ H Package) (SOT89 Option 1/ R Package) (SOT89 Option 2/ R Package)
VOUT
INPUT
OUTPUT
ADJ/GND
1
2
3
1
2
3
VOUT
INPUT
OUTPUT
ADJ/GND
Pb
Lead-Free
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Résumé du contenu

Page 1 - and Lead-free

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Page 2 - Pin Assignments (Cont.)

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Page 5 - Electrical Characteristics

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Page 10 - Diodes Incorporated

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Page 13 - Junction Temperature (

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Page 14 - (1V/Div)

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Page 17 - © Diodes Incorporated

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Page 19 - 3.700(0.146)

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Page 20 - Option 1

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Page 21 - 2.900REF

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Page 24 - Option 3

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