Advanced Electrical Installation Work, Fourth Edition

Appendix J: Voltage Regulators

Overview

Voltage regulators

Fixed voltage series regulators

Description

Output

Case

Stock No.

Suitable transformer

Voltage

Current

Stock No.

Sec. Voltage

VA

78L05 RS309K

5V

100 mA

T092

306 190

207 188

9(S)

6

(LM309K)

5V

1.2A

T03

305 614

207 122

9(S)

20

7805

5V

1.0A

T0220

305 888

207 122

9(S)

20

78S05

5V

2A

T0220

633 026

207 239

9(S)

50

78H05

5V

5A

T03

307 301

207 239

9(S)

50

78L12

12V

100 mA

T092

306 207

207 217

15(P)

6

7812

12V

1.0A

T0220

305 894

207 267

15(P)

50

78S12

12V

2A

T0220

633 032

207 267

15(P)

50

78H12

12V

5A

T03

307 317

207 289

12(S)

100

78L15

15V

100 mA

T092

306 213

207 217

15(P)

6

7815

15V

1.0A

T0220

305 901

207 267

15(P)

50

78S15

15V

2A

T0220

633 048

207 267

15(P)

50

78L24

24V

100 mA

T092

306 229

207 201

24(S)

6

7824

24V

1.0A

T0220

305 917

207 251

24(S)

50

78S24

24V

2A

T0220

633 054

207 295

24(S)

100

79L05

?5V

100 mA

T092

306 235

207 188

9(S)

6

7905

?5V

1.2A

T0220

306 049

207 122

9(S)

20

79L12

?12V

100 mA

T092

306 241

207 217

15(P)

6

7912

?12V

1.2A

T0220

306 055

207 267

15(P)

50

79L15

?15V

100 mA

T092

306 257

207 217

15(P)

6

7915

?15V

1.2A

T0220

305 923

207 267

15(P)

50

79L24

24V

100 mA

T092

306 263

207 201

24(S)

6

7924

?24V

1.0A

T0220

306 184

207 251

24(S)

50

Source: RS Data Library.

78H05 AND 78H12 FIXED HYBRID REGULATORS

Two fixed voltage hybrid regulators, housed in T03 style metal cases, capable of supplying output currents up to...

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