lm2586sx-5.0 National Semiconductor Corporation, lm2586sx-5.0 Datasheet - Page 3

• Manufacturer Part Number: lm2586sx-5.0
• Description: Simple Switcher 3a Flyback Regulator With Shutdown
• Manufacturer: National Semiconductor Corporation

SYSTEM PARAMETERS Test Circuit of Figure 1 (Note 4)
V
∆V
∆V
∆V
∆I
η
UNIQUE DEVICE PARAMETERS (Note 5)
V
∆V
G
A
SYSTEM PARAMETERS Test Circuit of Figure 1 (Note 4)
V
∆V
∆V
∆V
∆I
η
UNIQUE DEVICE PARAMETERS (Note 5)
V
Symbol
OUT
REF
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Specifications with standard type face are for T
Range. Unless otherwise specified, V
LM2586-3.3
OUT
REF
VOL
LM2586-5.0
Symbol
M
LOAD
LOAD
Input Voltage
Switch Voltage
Switch Current (Note 2)
Compensation Pin Voltage
Feedback Pin Voltage
ON /OFF Pin Voltage
Sync Pin Voltage
Power Dissipation (Note 3)
Storage Temperature Range
OUT
IN
OUT
OUT
IN
OUT
REF
/
/
/
/
Output Voltage
Line Regulation
Load Regulation
Efficiency
Output Reference
Voltage
Reference Voltage
Line Regulation
Error Amp
Transconductance
Error Amp
Voltage Gain
Output Voltage
Line Regulation
Load Regulation
Efficiency
Output Reference
Voltage
Parameters
Parameters
V
I
V
I
V
I
V
Measured at Feedback Pin
V
V
I
V
I
V
I
V
Measured at Feedback Pin
V
V
I
V
V
R
−0.4V ≤ V
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
COMP
IN
IN
IN
IN
COMP
IN
COMP
COMP
IN
IN
IN
IN
COMP
IN
COMP
−0.4V ≤ V
−0.4V ≤ V
−0.4V ≤ V
= 4V to 12V
= 4V to 12V
= 12V
= 5V, I
= 4V to 40V
= 4V to 12V
= 4V to 12V
= 12V
= 12V, I
= 5V.
−0.4V ≤ V
−0.4V ≤ V
Internally Limited
Internally Limited
−65˚C to +150˚C
= 0.3 to 1.2A
= 0.3A
= 0.3A to 1.2A
= 0.3A to 1.1A
= 0.3A
= 0.3A to 1.1A
= −30 µA to +30 µA
= 1.0V
= 1.0V
= 0.5V to 1.6V
= 1.0V
= 1.0 MΩ (Note 6)
Conditions
Conditions
FB
LOAD
(Note 1)
J
LOAD
SYNC
SW
= 25˚C, and those in bold type face apply over full Operating Temperature
≤ 2 V
IN
SH
COMP
= 0.3A
≤ 45V
≤ 65V
= 0.6A
≤ 6V
≤ 2V
2.4V
OUT
≤
3
Operating Ratings
Lead Temperature (Soldering, 10
sec.)
Maximum Junction Temperature
(Note 3)
Minimum ESD Rating
Supply Voltage
Output Switch Voltage
Output Switch Current
Junction Temp. Range
(C = 100 pF, R = 1.5 kΩ)
Typical
Typical
1.193
260
3.3
3.3
2.0
20
20
76
5.0
5.0
20
20
80
3.242/3.234
4.913/4.900
3.17/3.14
4.80/4.75
151/75
0.678
Min
Min
5.088/5.100
3.358/3.366
5.20/5.25
3.43/3.46
−40˚C ≤ T
50/100
50/100
50/100
50/100
2.259
Max
Max
0V ≤ V
4V ≤ V
J
I
www.national.com
SW
SW
≤ +125˚C
IN
≤ 3.0A
260˚C
150˚C
≤ 40V
≤ 60V
Units
mmho
Units
2 kV
mV
mV
V/V
mV
mV
mV
%
V
V
%
V
V