AP431AVL-A Diodes Zetex, AP431AVL-A Datasheet

IC SHUNT REG ADJ 0.5% TO92-3

AP431AVL-A

Manufacturer Part Number
AP431AVL-A
Description
IC SHUNT REG ADJ 0.5% TO92-3
Manufacturer
Diodes Zetex
Datasheet

Specifications of AP431AVL-A

Reference Type
Shunt, Adjustable
Voltage - Output
2.495 ~ 36 V
Tolerance
±0.5%
Temperature Coefficient
30ppm/°C
Number Of Channels
1
Current - Cathode
500µA
Current - Output
200mA
Operating Temperature
-20°C ~ 85°C
Mounting Type
Through Hole
Package / Case
TO-92-3 (Standard Body), TO-226
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Input
-
Current - Quiescent
-
Other names
AP431AVL-ADITB

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AP431AVL-A
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Features
Notes:
Typical Application Circuit
AP431/AP431A
Document number: DS31002 Rev. 15 - 2
Precision reference voltage
Sink current capability: 200mA
Minimum cathode current for regulation: 300μA
Equivalent full-range temp coefficient: 30 ppm/oC
Fast turn-on response
Low dynamic output impedance: 0.2Ω
Programmable output voltage to 36V
Low output noise
Lead Free packages: SOT25, SC59, SC59R, SOT89-3L
and TO92-3L
SOT23, SOT23R, SOT25, SC59, SC59R, SOP-8L,
SOT89-3L, TO92-3L: Available in “Green” Molding
Compound (No Br, Sb)
Lead Free Finish/ RoHS Compliant (Note 1)
AP431: 2.495V ± 1%
AP431A: 2.495V ± 0.5%
1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at
http://www.diodes.com/products/lead_free.html.
V
IN
C
in
+
AP431
V
Precision Regulator
OUT
www.diodes.com
ADJUSTABLE PRECISION SHUNT REGULATOR
= (1+R1/R2)V
1 of 16
The AP431 and AP431A are 3-terminal adjustable precision
shunt regulators with guaranteed temperature stability over
the applicable extended commercial temperature range.
The output voltage may be set at any level greater than
2.495V (V
resistors that act as a voltage divider network. These
devices have a typical output impedance of 0.2Ω. Active
output circuitry provides very sharp turn-on characteristics,
making these devices excellent improved replacements for
Zener diodes in many applications.
The precise (+/-) 1% Reference voltage tolerance of the
AP431/AP431A make it possible in many applications to
avoid the use of a variable resistor, consequently saving
cost and eliminating drift and reliability problems associated
with it.
Description
REF
REF
) up to 36V merely by selecting two external
R2
R1
AP431/AP431A
+
C
out
V
OUT
© Diodes Incorporated
June 2010

Related parts for AP431AVL-A

AP431AVL-A Summary of contents

Page 1

Features • Precision reference voltage • AP431: 2.495V ± 1% • AP431A: 2.495V ± 0.5% • Sink current capability: 200mA • Minimum cathode current for regulation: 300μA • Equivalent full-range temp coefficient: 30 ppm/oC • Fast turn-on response • Low ...

Page 2

Pin Assignments (1) SOT25 (Top View CATHODE 3 (3) SC59 (Top View) ANODE 1 (5) SOT23 (Top View) 3 REF ANODE 1 2 CATHODE (7) SOT89-3L (Top View Anode Cathode REF AP431/AP431A Document ...

Page 3

Functional Block Diagram REF (R) Symbol Absolute Maximum Ratings Symbol Vcv Cathode Voltage I Continuous Cathode Current CC I Reference Input Current REF T Operating Temperature OP T Storage Temperature ST P Power Dissipation (Notes Notes: 2. ...

Page 4

Electrical Characteristics (T Symbol Parameter V Reference voltage REF Deviation of Reference input V voltage over temperature REF (Note 4) Ratio of the change in ΔV REF Reference voltage to the ΔV KA change in Cathode voltage I Reference input ...

Page 5

Test Circuits Input REF Fig 1. Test Circuit for REF AP431/AP431A Document number: DS31002 Rev ADJUSTABLE PRECISION SHUNT REGULATOR REF V ...

Page 6

Typical Performance Characteristics Cathode Current vs Cathode Voltage 100 ref o Ta= -100 0.5 -1.5 -0.5 Cathode Voltage (v) Reference Voltage vs Free-Air Temperature 2500 2495 2490 2485 2480 -40 -30 -20 - ...

Page 7

Typical Performance Characteristics Small-Signal Voltage Amplification vs Frequency 10K 1K 100K f-Frequency-Hz Reference Impedance vs Frequency 100 I =10mA = 0.1 1K 10K 100K f-Frequency-Hz AP431/AP431A ...

Page 8

Typical Performance Characteristics Pulse Response =25 C Input Output t-Time-μS STABILITY BOUNDARY CONDITIONS 100 ref = ...

Page 9

Application Examples V IN R1B R1A R2A R2B LED on when Low Limit < V < High Limit IN Low Limit ≈ V (1+R1B/R2B) REF High Limit ≈ V (1+R1A/R2A) REF Fig. 4 Voltage Monitor OUT R ...

Page 10

Ordering Information Reference Voltage Tolerance Blank : +/- +/- 0.5% Blank : SOP-8L Device Package (Note 8) Code AP431(A)SAG-7 SA AP431(A)SRG-7 SR AP431(A)QL-7 Q Lead-free AP431(A)QG-7 Q AP431(A)WL-7 W Lead-free AP431(A)WG-7 W AP431(A)RL-7 R Lead-free AP431(A)RG-7 R ...

Page 11

Marking Information (1) SC59 and SC59R ( Top View ) (2) SOT23 and SOT23R ( Top View ) (3) SOT25 ( Top View ) ...

Page 12

Marking Information (Continued) (5) SOT89-3L ( Top View ) (6) TO92-3L Accuracy Blank: 2.495 + 1% A: 2.495 + 0.5% Device Package (Note 10) AP431SA AP431ASA AP431SR AP431ASR AP431Q AP431AQ AP431W AP431AW AP431R AP431AR AP431Y AP431AY Notes: 10. For Packaging ...

Page 13

Package Outline Dimensions (1) Package type: SOT25 (2) Package Type: SC59 and SC59R 0.35/0.50 TOP VIEW 1.90 2.90/3.10 1.00/ 1.30 0.013/0.10 0.95 AP431/AP431A Document number: DS31002 Rev ADJUSTABLE PRECISION SHUNT REGULATOR (All Dimensions in mm) 2.70/ 3.00 ...

Page 14

Package Outline Dimensions (3) Package Types: SOT23 and SOT23R (4) Package Type: SOP-8L 7°~9° 0.3/0.5 1.27typ 4.85/4.95 8x-0.60 6x-1.27 Land Pattern Recommendation (Unit: mm) AP431/AP431A Document number: DS31002 Rev ADJUSTABLE PRECISION SHUNT REGULATOR (Continued) Gauge Plane Seating ...

Page 15

Package Outline Dimensions (5) Package Type: SOT89-3L 1.40/1.75 Typ 1.60 1.45/1.55 Typ 1.50 2.90/3.10 Typ 3. (2x) 4.40/4.60 Typ 4.50 0.36/0.48 0.41/0.53 Typ 0.42 Typ 0.47 (6) Package Type: TO92-3L for Ammo pack AP431/AP431A Document number: DS31002 Rev. ...

Page 16

DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY ...

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