LX8587-00CP Microsemi Analog Mixed Signal Group, LX8587-00CP Datasheet

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LX8587-00CP

Manufacturer Part Number
LX8587-00CP
Description
IC REG LDO POS 3A ADJ OUT TO220
Manufacturer
Microsemi Analog Mixed Signal Group
Datasheet

Specifications of LX8587-00CP

Regulator Topology
Positive Adjustable
Voltage - Output
2.5 ~ 3.6 V
Voltage - Input
Up to 10V
Voltage - Dropout (typical)
1.1V @ 3A
Number Of Regulators
1
Current - Output
3A (Min)
Current - Limit (min)
3.1A
Operating Temperature
0°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LX8587-00CP
Manufacturer:
LINFINITY
Quantity:
20 000
Copyright © 2000
Rev. 2.0a, 2005-10-25
The output capacitors must be low ESR and low ESL type for good transient response
regulators designed to provide 3A output
current.
PC™ applications requiring fast transient
response are ideally suited for this product
family.
<1.2 dropout at 3A and the LX8587 < 1.3V
at the same current, making them ideal to
provide well-regulated outputs of 2.5V to
3.6V using a 5V input supply.
versions are also available and specified in
the Available Options table below.
IMPORTANT: For the most current data, consult MICROSEMI’s website:
The LX8587/87A Series ICs are positive
The LX8587A is guaranteed to have
T
YPICAL
TM
V
Pentium® Processor and Power
IN
*1500µF
6MV1500GX
Sanyo
> 4.75V
A
PPLICATION OF THE
0 to 125
T
+
A
(°C)
IN
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
P R O D U C T H I G H L I G H T
Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. LX8587-00CP-TR)
Max Dropout
LX8587A
ADJ
D E S C R I P T I O N
Voltage
LX8587/87A
1.3V
1.2V
Fixed
200Ω
1%
Current limit is trimmed about 3.1A to
ensure adequate output current and
controlled short-circuit current. On-chip
thermal limiting provides protection against
any combination of overload conditions that
would create excessive junction
temperatures.
The LX8587/87A family of products are
available in the TO-220 through hole, the
TO-263 surface-mount, and the TO-252
surface-mount packages. For higher current
applications see the LX8585 and the
LX8584 data sheets.
DT
IN A
OUT
LX8587A-xxCDT
Transition DC: 0532
LX8587-xxCDT
RoHS Compliant
5V
121Ω
PACKAGE ORDER INFO
1%
(D-Pak) 3-Pin
Plastic TO-252
Integrated Products
TO
®
Microsemi
http://www.microsemi.com
+
3.3V M
at 3A
3.3V
1500µF
2x 6MV1500GX
Sanyo
OTHERBOARD
3A Low Dropout Positive Regulators
P
Transition DC: 0543
LX8587A-xxCP
LX8587-xxCP
RoHS Compliant
Plastic TO-220
3-Pin
.
P
RODUCTION
Table 1 - Available Options
LX8587/87A-00
LX8587/87A-15
LX8587/87A-33
Pentium Processor Supplies
Power PC Supplies
Microprocessor Supplies
Low Voltage Logic Supplies
Post Regulator for Switching
ASIC & Low Voltage Chipset
Graphics & Sound Cards
Processor I/O Supply
Three-Terminal Adjustable Or
Fixed Output
Guaranteed < 1.2V Headroom At
3A (LX8587A)
Guaranteed < 1.3V Headroom At
3A (LX8587)
Output Current of 3A
Fast Transient Response
1% Voltage Reference Initial
Accuracy
Output Short Circuit Protection
Built-In Thermal Shutdown
Supply
Supplies
P A R T #
D
DD
ATA
K E Y F E A T U R E S
LX8587A-xxCDD
A P P L I C A T I O N S
Transition DC: 0535
LX8587-xxCDD
RoHS Compliant
S
Plastic TO-263
3-Pin
HEET
V O L T A G E
LX8587x-xx
O U T P U T
Adjustable
1.5V
3.3V
Page 1

Related parts for LX8587-00CP

LX8587-00CP Summary of contents

Page 1

... T (°C) A Voltage 1. 125 1.2V Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. LX8587-00CP-TR) Copyright © 2000 Rev. 2.0a, 2005-10-25 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 3A Low Dropout Positive Regulators ® P Current limit is trimmed about 3.1A to ensure adequate output current and controlled short-circuit current ...

Page 2

... MBIENT JA , θ 2.7°C θ A 60°C/W MBIENT JA , θ T 2.7°C θ A 60°C/W MBIENT JA , θ T 2.7°C θ Microsemi Integrated Products LX8587x- RODUCTION ATA HEET TAB is V OUT OUT ADJ / 1 GND (3- ) ACKAGE PIN (Top View) TAB is V OUT OUT (3- ) ACKAGE ...

Page 3

... TM Unless otherwise specified, the following specifications apply over the operating ambient temperature for the LX8587x-xx with ≤ ≤ 0°C T 125°C. Test conditions junction and case temperatures equal to the ambient temperature. Parameter LX8587-00/87A-00 (ADJUSTABLE) Reference Voltage Line Regulation (Note 2) Load Regulation (Note 2) ...

Page 4

... LX8585-xxI with -25° 3A. Low duty cycle pulse testing techniques are used which maintains junction and case temperatures equal to the ambient OUT temperature. Parameter LX8587-15 / 8587A-15 (1.5V FIXED)(CONTINUED) Maximum Output Current Temperature Stability (Note 3) Long Term Stability (Note 3) RMS Output Noise (% OUT (Note 3) LX8587-33/87A-33 (3 ...

Page 5

... TM The LX8587/87A Series ICs are easy to use Low-Dropout (LDO) voltage regulators. They have all of the standard self- protection features expected of a voltage regulator: short circuit protection, safe operating area protection and automatic thermal shutdown if the device temperature rises above approximately 165°C. ...

Page 6

... OUT FIGURE 2 - BASIC ADJUSTABLE REGULATOR LOAD REGULATION Because the LX8587/87A regulators are three-terminal ) × devices not possible to provide true remote load sensing. R Load regulation will be limited by the resistance of the wire connecting the regulator to the load. The data sheet specification for load regulation is measured at the bottom of the package. ...

Page 7

... DROPOUT(MAX) installed regulator. THERMAL CONSIDERATIONS The LX8587/87A regulators have internal power and thermal limiting circuitry designed to protect each device under overload conditions. For continuous normal load conditions, however, maximum junction temperature ratings must not be exceeded important to give careful consideration to all sources of thermal resistance from junction to ambient ...

Page 8

... OUT OUT 5V 121Ω 100µF 365Ω 10µF Tantalum or 1% 100µF Aluminum FIGURE 7 - FIXED 3.3V OUTPUT REGULATOR + ) V OUT DROPOUT(MA X) Microsemi Integrated Products LX8587x- RODUCTION ATA HEET IN OUT R1 121Ω 1% ADJ + R2 1k ⎛ ⎞ R2 ⎜ ⎟ + 1.25V 1 ⎝ ⎠ ...

Page 9

... Dim Seating Plane Microsemi Integrated Products LX8587x- RODUCTION ATA HEET M I ILLIMETERS NCHES MIN MAX MIN MAX 14.22 15.88 0.560 0.625 9.65 10.67 0.380 0.420 3.56 4.83 0.140 0.190 0.51 1.14 0.020 0.045 3.53 4.09 0.139 0.161 2.54 BSC 0.100 BSC 6 ...

Page 10

... Dim 0. Microsemi Integrated Products LX8587x- RODUCTION ATA HEET M I ILLIMETERS NCHES MIN MAX MIN MAX 6.47 6.73 0.255 0.265 5.97 6.23 0.235 0.245 2.16 2.42 0.085 0.095 0.68 0.94 0.027 0.037 0.38 0.64 0.015 0.025 0.63 0.89 0.025 0.035 2.16 2 ...

Page 11

... LinFinity reserves the right to change the configuration and performance of the product and to discontinue product at any time. Copyright © 2000 Rev. 2.0a, 2005-10-25 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 3A Low Dropout Positive Regulators ® P RODUCTION Microsemi Integrated Products LX8587x- ATA HEET Page 11 ...

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