參數(shù)資料
型號(hào): LX8584-33CV
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 7 A LOW DROPOUT POSITIVE REGULATORS
中文描述: 3.3 V FIXED POSITIVE LDO REGULATOR, 1.4 V DROPOUT, PSFM3
封裝: PLASTIC, TO-247, 3 PIN
文件頁數(shù): 1/7頁
文件大小: 206K
代理商: LX8584-33CV
D E S C R I P T I O N
K E Y F E AT U R E S
I
THREE-TERMINAL ADJUSTABLE OR FIXED
OUTPUT
I
GUARANTEED 1% VOLTAGE ACCURACY
OVER TEMPERATURE (LX8584B)
I
GUARANTEED
1.2V HEADROOM AT 7A
(LX8584A)
I
GUARANTEED
1.4V HEADROOM AT 7A
(LX8584/84B)
I
OUTPUT CURRENT OF 7A
p
FAST TRANSIENT RESPONSE
p
1% VOLTAGE REFERENCE INITIAL
ACCURACY
p
OUTPUT SHORT CIRCUIT PROTECTION
p
BUILT-IN THERMAL SHUTDOWN
I
EVALUATION BOARD AVAILABLE:
REQUEST
LXE9001 EVALUATION KIT
The LX8584/84A/84B series ICs are low drop-
out three-terminal positive regulators with a
nominal 7A output current. This product
family is ideally suited for Pentium
Proces-
sor and Power PC
TM
applications requiring
fast transient response. The LX8584A is
guar-
anteed to have < 1.2V at 7A
and the
LX8584/84B
< 1.4V at 7A dropout voltage,
making them ideal to provide well regulated
outputs of 2.5V to 3.6V using a 5V input
supply. In addition,
the LX8584B also of-
fers ±1% maximum voltage reference ac-
curacy over temperature
. Fixed versions
are also available and are specified in the
Available Options table below.
Current limit is trimmed above 7.1A to
ensure adequate output current and con-
trolled short-circuit current. On-chip ther-
mal limiting provides protection against any
combination of overload that would create
excessive junction temperatures.
The LX8584/84A series products are avail-
able in both the through-hole versions of
the industry standard 3-pin TO-220 and
TO-247 power packages.
The LX1431 Programmable Reference in
conjunction with the LX8584 7A LDO prod-
ucts offer precision output voltage (see ap-
plication below) and are ideal for use in VRE
applications.
A P P L I C AT I O N S
I
PENTIUM PROCESSOR SUPPLIES
I
POWER PC SUPPLIES
I
MICROPROCESSOR SUPPLIES
I
LOW VOLTAGE LOGIC SUPPLIES
I
POST REGULATOR FOR SWITCHING SUPPLY
7A L
OW
D
ROPOUT
P
OSITIVE
R
E G U L AT O R S
P
R O D U C T I O N
D
A T A
S
H E E T
T
H E
I
N F I N I T E
P
O W E R
O F
I
N N O V A T I O N
Copyright 1997
Rev. 1.2 4/97
F O R F U RT H E R I N F O R M AT I O N C A L L ( 7 1 4 ) 8 9 8 - 8 1 2 1
11861 W
ESTERN
A
VENUE
, G
ARDEN
G
ROVE
, CA. 92841
LX8584-xx/8584A-xx/8584B-xx
LIN D
OC
#: 8584
1
P R O D U C T H I G H L I G H T
Thick traces represent high current traces which must be low resistance /
low inductance in order to achieve good transient response.
Output Current - (A)
I
1.0
0
1.75
3.5
5.25
0.5
1.5
7
T
J
= 125°C
LX8584/84A
LX8584
LX8584A
D
ROPOUT
V
OLTAGE
VS
.
O
UTPUT
C
URRENT
μP
Load
100μF x 6
10V
AVX TYPE
TPS
1μF x 10
SMD
1k
0.1%
2.84k
W
0.1%
COL
V
+
SGND
FGND
REF
LX1431
V
IN
V
OUT
ADJ
1k
W
1k
W
0.01μF
3x
330μF, 6.3V
Low ESR
Oscon Type
from Sanyo
2
3
1
6
5
8
1
3
0.1μF
50V
220μF
10V
Low ESR
from
Sanyo
5V
PLACE IN μP SOCKET CAVITY
LX8584A
V
O
7A
(See Table Below)
2
250pF
21k
1%
JP1
PA C K A G E O R D E R I N F O R M AT I O N
Plastic TO-220
3-pin
LX8584-xxCP
LX8584B-xxCP
1.2V
LX8584A-xxCP
"xx" refers to output voltage, please see table above.
T
A
(°C)
P
Plastic TO-247
3-terminal
LX8584-xxCV
LX8584B-xxCV
LX8584A-xxCV
V
1.4V
0 to 125
Dropout
Voltage
T
HE
A
PPLICATION
OF
THE
LX8584A & LX1431
IN
A
75 & 166MH
Z
P54C P
ROCESSORS
U
SING
3.3V C
ACHE
V
OUT
3.50
3.38
JP1
Short
Open
TYPICAL APPLICATION
120/166MHz, VRE, 3.3V Cache
75/90/100/133MHz, STND, 3.3V Cache
LX8584/A/B-00
LX8584/A/B-33
Other voltage options may be available —
Please contact factory for details.
Adjustable
3.3V
Part #
Output Voltage
A
VAILABLE
O
PTIONS
PER
P
ART
#
相關(guān)PDF資料
PDF描述
LX8584A-33 7 A LOW DROPOUT POSITIVE REGULATORS
LX8584A-33CP 7 A LOW DROPOUT POSITIVE REGULATORS
LX8584A-33CV 7 A LOW DROPOUT POSITIVE REGULATORS
LX8584-00 7 A LOW DROPOUT POSITIVE REGULATORS
LX8584A-00 7 A LOW DROPOUT POSITIVE REGULATORS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LX8584A-00 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:7 A LOW DROPOUT POSITIVE REGULATORS
LX8584A-00CP 功能描述:IC REG LDO ADJ 7A TO220 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正,固定式或可調(diào)式 輸出電壓:3.3V,2.5 V ~ 11 V 輸入電壓:6.5 V ~ 45 V 電壓 - 壓降(標(biāo)準(zhǔn)):0.9V @ 400mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:400mA(最?。?電流 - 限制(最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:16-WQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:16-TQFN-EP(5x5) 包裝:帶卷 (TR)
LX8584A-00CV 功能描述:IC REG LDO ADJ 7A TO247 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正,固定式或可調(diào)式 輸出電壓:3.3V,2.5 V ~ 11 V 輸入電壓:6.5 V ~ 45 V 電壓 - 壓降(標(biāo)準(zhǔn)):0.9V @ 400mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:400mA(最?。?電流 - 限制(最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:16-WQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:16-TQFN-EP(5x5) 包裝:帶卷 (TR)
LX8584A-12CP 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:7A Low Dropout Positive Regualtors
LX8584A-33 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:7 A LOW DROPOUT POSITIVE REGULATORS