LX8383A-00IV Microsemi Analog Mixed Signal Group, LX8383A-00IV Datasheet - Page 7
![no-image](/images/manufacturer_photos/0/4/444/microsemi_analog_mixed_signal_group_sml.jpg)
LX8383A-00IV
Manufacturer Part Number
LX8383A-00IV
Description
IC REG LDO POS 7.5A ADJ TO247
Manufacturer
Microsemi Analog Mixed Signal Group
Datasheet
1.LX8383-00CP.pdf
(7 pages)
Specifications of LX8383A-00IV
Regulator Topology
Positive Adjustable
Voltage - Output
Adjustable
Voltage - Input
Up to 10V
Voltage - Dropout (typical)
1V @ 7.5A
Number Of Regulators
1
Current - Output
7.5A (Min)
Operating Temperature
-25°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-247
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Copyright © 1996
Rev. 1.0
Note A: V
(Note A)
* C1 improves ripple rejection.
12/96
V
X
frequency.
10µF
IN
C
should be
IN (MIN)
FIGURE 4 — IMPROVING RIPPLE REJECTION
LX8383/83A/83B
IN
R1 at ripple
= (Intended V
ADJ
or 100µF Aluminum
10µF Tantalum
OUT
OUT
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
Cyrix is a registered trademark and 6x86 is a trademark of Cyrix Corporation. K5 is a trademark of AMD.
365
7 . 5 A L
) + (V
Output
1%
R2
(Note A)
V
IN
V
TTL
IN
P
DROPOUT (MAX)
R1
121
1%
R O D U C T I O N
FIGURE 6 — 5V REGULATOR WITH SHUTDOWN
FIGURE 7 — FIXED 3.3V OUTPUT REGULATOR
O W
T Y P I C A L A P P L I C A T I O N S
Pentium is a registered trademark of Intel Corporation.
C1
10µF*
10µF
1k
D
)
LX8383/83A/83B-33
IN
R O P O U T
LX8383/83A/83B
IN
5V
1k
150µF
LX8383-xx/8383A-xx/8383B-xx
V
GND
OUT
ADJ
2N3904
P
O S I T I V E
D
OUT
OUT
A T A
(Note A)
V
IN
* Needed if device is far from filter capacitors.
** V
S
FIGURE 5 — 1.2V - 8V ADJUSTABLE REGULATOR
R
121
1%
365
1%
OUT
E G U L A T O R S
H E E T
Min. 15µF Tantalum or
100µF Aluminum capacitor.
May be increased without
limit. ESR must be less
than 50m .
C1*
10µF
= 1.25V 1 +
LX8383/83A/83B
IN
3.3V
100µF
5V
ADJ
R2
1k
R2
R1
OUT
R1
121
C2
100µF
V
OUT
**
7