LM2586S-3.3 National Semiconductor, LM2586S-3.3 Datasheet - Page 5

• Manufacturer Part Number: LM2586S-3.3
• Description: Power Supply IC
• Manufacturer: National Semiconductor

Specifications of LM2586S-3.3

• Output Current: 3A
• Output Voltage: 3.3VDC
• No. Of Pins: 7
• Peak Reflow Compatible (260 C): No
• Termination Type: SMD
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Package / Case: 7-TO-263
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

COMMON DEVICE PARAMETERS for all versions (Note 5)
I
I
V
f
f
V
I
I
D
I
V
V
I
V
I
V
I
Symbol
S
S/D
O
SC
EAO
SS
L
CL
SYNC
SH
JA
JA
JC
JA
JA
JA
JC
LM2586-ADJ
UV
EAO
MAX
SUS
SAT
STH
SHTH
Input Supply Current
Shutdown Input
Supply Current
Input Supply
Undervoltage Lockout
Oscillator Frequency
Short-Circuit
Frequency
Error Amplifier
Output Swing
Error Amp
Output Current
(Source or Sink)
Soft Start Current
Maximum Duty Cycle
Switch Leakage
Current
Switch Sustaining Voltage
Switch Saturation Voltage
NPN Switch Current Limit
Synchronization
Threshold Voltage
Synchronization
Pin Current
ON/OFF Pin (Pin 1)
Threshold Voltage
ON/OFF Pin (Pin 1)
Current
Thermal Resistance
Parameters
(Continued)
Switch Off (Note 8)
I
V
R
Measured at Switch Pin
R
Freq. Adj. Pin Open (Pin 1)
R
Measured at Switch Pin
R
V
Upper Limit
(Note 7)
Lower Limit
(Note 8)
(Note 9)
V
V
R
(Note 7)
Switch Off
V
dV/dT = 1.5V/ns
I
F
V
V
V
V
(Note 10)
V
V
T Package, Junction to
Ambient (Note 11)
T Package, Junction to
Ambient (Note 12)
T Package, Junction to Case
S Package, Junction to
Ambient (Note 13)
S Package, Junction to
Ambient (Note 14)
S Package, Junction to
Ambient (Note 15)
S Package, Junction to Case
SWITCH
SWITCH
SH
FEEDBACK
FEEDBACK
COMP
SWITCH
SYNC
COMP
IN
COMP
COMP
COMP
SH
LOAD
LOAD
SET
LOAD
LOAD
= 5V
= 3V
= V
= 22 k
= 200 kHz
= 100
= 100 , V
= 100
= 100
= 1.0V
= 1V, V
= 1V, V
= 1V
= 1V
= 1.8A
= 3.0A
SHTH
= 60V
Conditions
= 1.15V
= 0.92V
IN
SYNC
COMP
= 5V
= V
5
= 1.0V
STH
Typical
3.30
0.25
11.0
0.45
0.75
100
200
165
100
2.8
4.0
1.6
11
50
16
25
98
15
40
65
45
56
35
26
2
2
0.625/0.40
2.6/2.4
110/70
8.0/7.0
1.0/0.8
85/75
93/90
15/10
3.05
Min
3.0
65
0.875/1.00
15.5/16.5
0.40/0.55
17.0/19.0
100/115
100/300
115/125
260/320
300/600
0.65/0.9
2.2/2.4
65/75
Max
3.75
200
7.0
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Units
˚C/W
kHz
kHz
kHz
mA
mA
µA
µA
µA
µA
µA
µA
%
V
V
V
V
V
A
V
V