LM2585SX-ADJ/NOPB National Semiconductor, LM2585SX-ADJ/NOPB Datasheet - Page 4

IC MULTI CONFIG ADJ 3A TO-263-5

LM2585SX-ADJ/NOPB

Manufacturer Part Number
LM2585SX-ADJ/NOPB
Description
IC MULTI CONFIG ADJ 3A TO-263-5
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Up (Boost), Flyback, Forward Converterr
Datasheet

Specifications of LM2585SX-ADJ/NOPB

Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
Adjustable
Current - Output
3A
Frequency - Switching
100kHz
Voltage - Input
4 ~ 40 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
D²Pak, TO-263 (5 leads + tab)
Primary Input Voltage
40V
No. Of Outputs
1
Output Voltage
12.6V
Output Current
3A
No. Of Pins
5
Operating Temperature Range
-40°C To +125°C
Filter Terminals
SMD
Input Voltage Primary Max
40V
Rohs Compliant
Yes
For Use With
551011367-061 - BOARD WEBENCH LM2577,LM2585/87
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
*LM2585SX-ADJ
*LM2585SX-ADJ/NOPB
LM2585SX-ADJ
LM2585-5.0
Symbol
Parameters
SYSTEM PARAMETERS Test Circuit of
V
Output Voltage
OUT
ΔV
Line Regulation
/
OUT
ΔV
IN
ΔV
Load Regulation
/
OUT
ΔI
LOAD
η
Efficiency
UNIQUE DEVICE PARAMETERS
(Note
V
Output Reference
REF
Voltage
ΔV
Reference Voltage
REF
Line Regulation
G
Error Amp
M
Transconductance
A
Error Amp
VOL
Voltage Gain
LM2585-12
Symbol
Parameters
SYSTEM PARAMETERS Test Circuit of
V
Output Voltage
OUT
ΔV
Line Regulation
/
OUT
ΔV
IN
ΔV
Load Regulation
/
OUT
ΔI
LOAD
η
Efficiency
UNIQUE DEVICE PARAMETERS
(Note
V
Output Reference
REF
Voltage
ΔV
Reference Voltage
REF
Line Regulation
G
Error Amp
M
Transconductance
A
Error Amp
VOL
Voltage Gain
www.national.com
Conditions
Typical
Figure 2 (Note
4)
V
= 4V to 12V
IN
I
= 0.3A to 1.1A
LOAD
V
= 4V to 12V
IN
I
= 0.3A
LOAD
V
= 12V
IN
I
= 0.3A to 1.1A
LOAD
V
= 12V, I
= 0.6A
IN
LOAD
5)
Measured at Feedback Pin
V
= 1.0V
COMP
V
= 4V to 40V
IN
= −30 μA to +30 μA
I
0.750
COMP
V
= 1.0V
COMP
V
= 0.5V to 1.6V
165
COMP
(Note
R
= 1.0 MΩ
6)
COMP
Conditions
Typical
Figure 3 (Note
4)
V
= 4V to 10V
12.0
IN
I
= 0.2A to 0.8A
LOAD
V
= 4V to 10V
IN
I
= 0.2A
LOAD
V
= 10V
IN
I
= 0.2A to 0.8A
LOAD
V
= 10V, I
= 0.6A
IN
LOAD
5)
Measured at Feedback Pin
12.0
V
= 1.0V
COMP
V
= 4V to 40V
7.8
IN
= −30 μA to +30 μA
I
0.328
COMP
V
= 1.0V
COMP
V
= 0.5V to 1.6V
COMP
(Note
R
= 1.0 MΩ
6)
COMP
4
Min
Max
5.0
4.80/4.75
5.20/5.25
20
50/100
20
50/100
80
5.0
4.913/4.900
5.088/5.100
3.3
0.447
1.491
99/49
Min
Max
11.52/11.40
12.48/12.60
20
100/200
20
100/200
93
11.79/11.76
12.21/12.24
0.186
0.621
70
41/21
Units
V
mV
mV
%
V
mV
mmho
V/V
Units
V
mV
mV
%
V
mV
mmho
V/V

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