IC, STEP-DOWN VOLTAGE REGULATOR, TO-220

LM2596T-ADJ

Manufacturer Part NumberLM2596T-ADJ
DescriptionIC, STEP-DOWN VOLTAGE REGULATOR, TO-220
ManufacturerNational Semiconductor
LM2596T-ADJ datasheet
 


Specifications of LM2596T-ADJ

Primary Input Voltage40VNo. Of Outputs1
Output Voltage37VOutput Current3A
No. Of Pins5Operating Temperature Range-40°C To +125°C
Supply Voltage Range4.5V To 40VFilter TerminalsThrough Hole
Rohs CompliantYesLead Free Status / RoHS StatusLead free / RoHS Compliant
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LM2596 Series Buck Regulator Design Procedure (Adjustable Output)
Output
Through Hole Output Capacitor
Voltage
Panasonic
Nichicon PL
(V)
HFQ Series
(µF/V)
2
820/35
4
560/35
6
470/25
9
330/25
1 2
330/25
1 5
220/35
2 4
220/35
2 8
100/50
FIGURE 3. Output Capacitor and Feedforward Capacitor Selection Table
LM2596 Series Buck Regulator Design Procedure
INDUCTOR VALUE SELECTION GUIDES (For Continuous Mode Operation)
FIGURE 4. LM2596-3.3
FIGURE 5. LM2596-5.0
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AVX TPS
Series
Capacitor
Series
(µF/V)
(µF/V)
820/35
33 nF
330/6.3
470/35
10 nF
330/6.3
470/25
3.3 nF
220/10
330/25
1.5 nF
100/16
330/25
1 nF
100/16
220/35
680 pF
68/20
150/35
560 pF
33/25
100/50
390 pF
10/35
01258324
01258325
16
Surface Mount Output Capacitor
Sprague
Feedforward
595D Series
Capacitor
(µF/V)
470/4
33 nF
390/6.3
10 nF
330/10
3.3 nF
180/16
1.5 nF
180/16
1 nF
120/20
680 pF
33/25
220 pF
15/50
220 pF
01258326
FIGURE 6. LM2596-12
01258327
FIGURE 7. LM2596-ADJ