LX8815 Microsemi Corporation, LX8815 Datasheet - Page 2

• Manufacturer Part Number: LX8815
• Description: Dual Channel 1a Low Dropout Regulator
• Manufacturer: Microsemi Corporation

Copyright
Rev. 0.2a, 2000-11-20
A



Input Voltage (V
Load Current (Internally Limited)................................................................................... 1A
Power Dissipation ................................................................................... Internally Limited
Short-Circuit Protection ....................................................................................... Indefinite
Operating Junction Temperature ................................................................................150 C
Lead Temperature (Soldering 180 seconds) ...............................................................235 C
Note:
Junction Temperature Calculation: T
The
system. All of the above assume no ambient airflow.
40 C/W depending on mounting technique. (See Application Notes Section: Thermal
considerations)
M I C R O S E M I
V
V
DF
GND
ADJ
V
OUT1
OUT2
THERMAL RESISTANCE
THERMAL RESISTANCE
IN

2000
JA
Exceeding these ratings could cause damage to the device. All voltages are with respect to
Ground. Currents are positive into, negative out of specified terminal.
numbers are guidelines for the thermal performance of the device/pc-board
P
ACKAGE


Unregulated input voltage supply.
Adjust control pin for regulator 2
Common terminal for ground reference
Fixed voltage regulator output (Regulator #1)
Fixed or adjustable regulator output (Regulator #2)
BAT
                
                   

)..................................................................................................13.5V
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
0 to 125
T
J
( C)
      
  
      
  
C O M P A N Y
-
-
JUNCTION TO
JUNCTION TO
J
= T
Append the letter “T” to the part number. (i.e. LX8815-3325CDFT)
        
   
        
       
A
+ (P
O
D
UTPUT
2.85V

   
Linfinity Microelectronics Division
3.3V
3.3V
3.3V
2.5V
x
T
A
JA
Note: Available in Tape & Reel.

AB
MBIENT
).
JA
V
,
Microsemi
1
can vary from 20 C/W to >
JT
  
,
O
JA


Dual Channel 1A Low Dropout Regulator
UTPUT



2.5V
1.8V
Adj
Adj
Adj
V
24.5 C/W
4.5 C/W
2
   
DF
LX8815-3325CDF
LX8815-3318CDF
LX8815-3300CDF
LX8815-2800CDF
LX8815-2500CDF
Plastic S-PAK
5-PIN
P
RELIMINARY
   
   
TAB is GND
DF P
(Top View)
A C K A G E
5
4
3
2
1
LX8815
V
V
G N D
A D J
V
OUT1
OUT2
IN
Page 2