LM2596S-ADJ/NOPB National Semiconductor, LM2596S-ADJ/NOPB Datasheet - Page 4

• Manufacturer Part Number: LM2596S-ADJ/NOPB
• Description: IC REG SIMPLE SWITCHER TO-263-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2596S-ADJ/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.2 ~ 37 V
• Current - Output: 3A
• Frequency - Switching: 150kHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Current, Input Bias: 10 nA
• Current, Output: 3 A
• Current, Supply: 5 mA
• Frequency, Oscillator: 150 kHz
• Package Type: TO-263
• Regulator Type: Buck, Switching
• Resistance, Thermal, Junction To Case: 2 °C/W
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Input: 4.5 to 40 V
• Voltage, Output: 1.2 to 37 V
• Primary Input Voltage: 40V
• No. Of Outputs: 1
• Output Voltage: 37V
• Output Current: 3A
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• Filter Terminals: SMD
• Rohs Compliant: Yes
• For Use With: 551011367-041 - BOARD WEBENCH BUILD IT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: RoHS Compliant part
• Other names: *LM2596S-ADJ; *LM2596S-ADJ/NOPB; LM2596S-ADJ

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SYSTEM PARAMETERS Test Circuit of
V
ΔV
ΔV
ΔV
ΔI
η
UNIQUE DEVICE PARAMETERS
V
ΔV
G
A
I
I
V
f
f
V
B
S
O
SC
Symbol
OUT
REF
VOL
UV
EAO
M
Symbol
LOAD
LM2587-ADJ
Electrical Characteristics
Specifications with standard type face are for T
Range. Unless otherwise specified, V
All Output Voltage Versions
Electrical Characteristics
Specifications with standard type face are for T
Range. Unless otherwise specified, V
OUT
IN
OUT
REF
/
/
Input Supply Current
Input Supply
Undervoltage Lockout
Oscillator Frequency
Short-Circuit
Frequency
Error Amplifier
Output Swing
Output Voltage
Line Regulation
Load Regulation
Efficiency
Output Reference
Voltage
Reference Voltage
Line Regulation
Error Amp
Transconductance
Error Amp
Voltage Gain
Error Amp
Input Bias Current
Parameters
Parameters
(Note
V
I
V
I
V
I
V
Measured at Feedback Pin
V
V
I
V
V
R
V
LOAD
LOAD
LOAD
COMP
(Switch Off)
(Note
I
R
Measured at Switch Pin
R
V
Measured at Switch Pin
R
V
Upper Limit
(Note
Lower Limit
(Note
IN
IN
IN
IN
COMP
IN
COMP
COMP
COMP
COMP
SWITCH
COMP
FEEDBACK
LOAD
LOAD
LOAD
IN
IN
Figure 3 (Note
= 4V to 10V
= 4V to 10V
= 10V
= 10V, I
5)
= 4V to 40V
= 5V.
= 5V.
= 300 mA to 1.2A
= 300 mA
= 300 mA to 1.2A
= −30 μA to +30 μA
= 1.0V
= 1.0V
= 0.5V to 1.6V
= 1.0 MΩ
= 1.0V
8)
7)
8)
= 100Ω
= 100Ω
= 100Ω
= 1.0V
= 3.0A
(Note
Conditions
LOAD
= 1.15V
J
J
= 25°C, and those in bold type face apply over full Operating Temperature
= 25°C, and those in bold type face apply over full Operating Temperature
5)
= 1A
(Note
Conditions
4)
6)
4
Typical
1.230
3.200
12.0
670
125
1.5
20
20
90
11.52/11.40
1.208/1.205
Typical
400/200
1.800
3.30
0.25
100
2.8
Min
11
85
25
2.6/2.4
85/75
3.05
Min
12.48/12.60
1.252/1.255
100/200
100/200
425/600
6.000
Max
15.5/16.5
0.40/0.55
140/165
115/125
Max
3.75
mmho
Units
Units
mV
mV
mV
V/V
nA
%
kHz
kHz
V
V
mA
mA
V
V
V