DC Adjustable-fixed Symmetrical Power Supply
LM317,LM337

Bill Of Materials For DC Adjustable-fixed Symmetrical Power Supply LM317,LM337
17 Resistors
Quantity: References Value
4 R1 1/2W, R10 1/2W, R12 1/2W, R18 1/2W 1k
1 R2 1/2W 15R
2 R5 1/2W, R13 1/2W 15k
2 R6 1/2W, R14 1/2W 150R
2 R7 1/2W, R15 1/2W 220R
2 R8 1/2W, R16 1/2W 560R
2 R9 1/2W, R17 1/2W 33R
2 R11 1/2W, R19 1/2W 1k4
4 Capacitors
Quantity: References Value
2 C1, C2 33uF
1 C2 50V 0.01uF
1 C3 50V 0.1uF
2 Integrated Circuits
Quantity: References Value
1 U1 LM317
1 U2 LM337H
1 Diodes
Quantity: References Value
1 D1 1N4148
11 Miscellaneous
Quantity: References Value
2 BAT1, BAT2 24V
2 LED1, LED2 LED-GREEN
2 RV1, RV2 10k
1 S1 I 2P
2 SW1, SW4 SW-ROT-4
2 SW2, SW3 SW-SPDT

 

 

 

 

 

 

 

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