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7

dc1947af

DEMO MANUAL DC1947A

Information furnished by Linear Technology Corporation is believed to be accurate and reliable. 
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

SCHEMATIC DIAGRAM

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

90 -

 277VAC

1206

1206

1206

FI

L

M

N/A

N

O

T

ES:

 U

N

L

ESS O

T

H

E

R

W

ISE SPEC

IF

IE

D

,

1

. AL

L

 C

APAC

IT

O

R

S AN

D

 R

ESI

ST

O

R

S AR

E 0

8

0

5

.

1A

 /

 48V

0805

C

A

U

T

IO

N

: H

A

N

D

L

IN

G

 H

IG

H

 VO

L

T

AG

E I

N

VO

L

VES R

ISK T

O

 L

IF

E

. C

O

M

P

L

Y

 W

IT

H

 SAF

ET

Y

 R

E

G

U

L

A

T

IO

N

S!

LED

+

LED

-

NL

R

EVI

SI

ON

 H

IST

OR

Y

DESCRI

PT

IO

N

D

A

T

E

A

PPROVED

ECO

R

EV

WE

I G

.

P

R

O

DUCT

IO

N

2

08-

15-

12

R

EVI

SI

ON

 H

IST

OR

Y

DESCRI

PT

IO

N

D

A

T

E

A

PPROVED

ECO

R

EV

WE

I G

.

P

R

O

DUCT

IO

N

2

08-

15-

12

R

EVI

SI

ON

 H

IST

OR

Y

DESCRI

PT

IO

N

D

A

T

E

A

PPROVED

ECO

R

EV

WE

I G

.

P

R

O

DUCT

IO

N

2

08-

15-

12

6,=(

'$7(

,&12

5(9

6+((7

2)

7,7/(

&2175$&712

$33529$/6

3&%'(6

(1*

TECHNOLOGY

)D[

0LOSLWDV&$ 3KRQH

0F&DUWK\%OYG

/7&&RQILGHQWLDO)RU&XVWRPHU8VH2QO\

&86720(5127,&(

/,1($57(&+12/2*<+$60$'($%(67())25772'(6,*1$

&,5&8,77+$70((76&86720(56833/,('63(&,),&$7,216

+2:(9(5,75(0$,167+(&86720(565(63216,%,/,7<72

9(5,)<3523(5$1'5(/,$%/(23(5$7,21,17+($&78$/

$33/,&$7,21&20321(1768%67,787,21$1'35,17('

&,5&8,7%2$5'/$<2870$<6,*1,),&$17/<$))(&7&,5&8,7

3(5)250$1&(255(/,$%,/,7<&217$&7/,1($5

7(&+12/2*<$33/,&$7,216(1*,1((5,1*)25$66,67$1&(

7+,6&,5&8,7,635235,(7$5<72/,1($57(&+12/2*<$1'

6&+(0$7,&

6833/,(')2586(:,7+/,1($57(&+12/2*<3$576

2

W

ednes

day

, N

o

v

e

m

b

er

 28,

 2012

11

48W

 OFFLINE ISOLAT

ED FLY

BACK

-:

:(,*

LT

3799EM

SE-1

DC1947A

L

E

D CONT

ROL

L

E

R W

IT

H

 ACT

IVE PFC

6,=(

'$7(

,&12

5(9

6+((7

2)

7,7/(

&2175$&712

$33529$/6

3&%'(6

(1*

TECHNOLOGY

)D[

0LOSLWDV&$ 3KRQH

0F&DUWK\%OYG

/7&&RQILGHQWLDO)RU&XVWRPHU8VH2QO\

&86720(5127,&(

/,1($57(&+12/2*<+$60$'($%(67())25772'(6,*1$

&,5&8,77+$70((76&86720(56833/,('63(&,),&$7,216

+2:(9(5,75(0$,167+(&86720(565(63216,%,/,7<72

9(5,)<3523(5$1'5(/,$%/(23(5$7,21,17+($&78$/

$33/,&$7,21&20321(1768%67,787,21$1'35,17('

&,5&8,7%2$5'/$<2870$<6,*1,),&$17/<$))(&7&,5&8,7

3(5)250$1&(255(/,$%,/,7<&217$&7/,1($5

7(&+12/2*<$33/,&$7,216(1*,1((5,1*)25$66,67$1&(

7+,6&,5&8,7,635235,(7$5<72/,1($57(&+12/2*<$1'

6&+(0$7,&

6833/,(')2586(:,7+/,1($57(&+12/2*<3$576

2

W

ednes

day

, N

o

v

e

m

b

er

 28,

 2012

11

48W

 OFFLINE ISOLAT

ED FLY

BACK

-:

:(,*

LT

3799EM

SE-1

DC1947A

L

E

D CONT

ROL

L

E

R W

IT

H

 ACT

IVE PFC

6,=(

'$7(

,&12

5(9

6+((7

2)

7,7/(

&2175$&712

$33529$/6

3&%'(6

(1*

TECHNOLOGY

)D[

0LOSLWDV&$ 3KRQH

0F&DUWK\%OYG

/7&&RQILGHQWLDO)RU&XVWRPHU8VH2QO\

&86720(5127,&(

/,1($57(&+12/2*<+$60$'($%(67())25772'(6,*1$

&,5&8,77+$70((76&86720(56833/,('63(&,),&$7,216

+2:(9(5,75(0$,167+(&86720(565(63216,%,/,7<72

9(5,)<3523(5$1'5(/,$%/(23(5$7,21,17+($&78$/

$33/,&$7,21&20321(1768%67,787,21$1'35,17('

&,5&8,7%2$5'/$<2870$<6,*1,),&$17/<$))(&7&,5&8,7

3(5)250$1&(255(/,$%,/,7<&217$&7/,1($5

7(&+12/2*<$33/,&$7,216(1*,1((5,1*)25$66,67$1&(

7+,6&,5&8,7,635235,(7$5<72/,1($57(&+12/2*<$1'

6&+(0$7,&

6833/,(')2586(:,7+/,1($57(&+12/2*<3$576

2

W

ednes

day

, N

o

v

e

m

b

er

 28,

 2012

11

48W

 OFFLINE ISOLAT

ED FLY

BACK

-:

:(,*

LT

3799EM

SE-1

DC1947A

L

E

D CONT

ROL

L

E

R W

IT

H

 ACT

IVE PFC

R22

OP

T

R22

OP

T

R10

499k

1%

R10

499k

1%

R5

150

R5

150

V1

CV

385K

10R

V1

CV

385K

10R

R25

20

R25

20

C13

1.

5nF

0805

250V

C13

1.

5nF

0805

250V

C23

1uF

1206

100V

C23

1uF

1206

100V

C8

4.

7uF

16V

C8

4.

7uF

16V

+

C3

10uF 50V

+

C3

10uF 50V

D3

P

DU340

D3

P

DU340

L2

27m

H

B82731H

2701A030

L2

27m

H

B82731H

2701A030

2

3

1

4

C6

10nF

C6

10nF

R3

200k

1%

R3

200k

1%

R33

200k

1210

R33

200k

1210

R8

0.

03

1206

R8

0.

03

1206

D1

CM

R1U-

10M

D1

CM

R1U-

10M

R2

249k

1%

R2

249k

1%

R2

7

20k 0805

R2

7

20k 0805

R7

10k

R7

10k

J2J2

1

2

C7

10nF

C7

10nF

R19

40.

2k

1%

R19

40.

2k

1%

D8

BAV2

0

W

D8

BAV2

0

W

R11

499k

1%

R11

499k

1%

R4

9.

31k

1%

R4

9.

31k

1%

Q1

IPB60R

165C

P

Q1

IPB60R

165C

P

+

C10

330uF

63V

+

C10

330uF

63V

R20

20k 1%

R20

20k 1%

J1J1

1

2

C9

47pF

C9

47pF

U1

LT

3799EM

SE-

1

U1

LT

3799EM

SE-

1

DCM

10

FB

9

VI

N

SEN

SE

16

CTRL

2

2

CTRL

1

1

NC

12

GND

17

SEN

SE

15

CTRL

3

3

GAT

E

14

FA

UL

T

5

INTV

CC

13

CO

MP

-

8

CO

MP

+

7

CT

6

VR

EF

4

VIN

11

CA

C1

0.

1uF

310V

A

C

CA

C1

0.

1uF

310V

A

C

D2

BAV2

0

W

D2

BAV2

0

W

D4

S

M

B

J

170A

D4

S

M

B

J

170A

D9

SM

BJ

48A

D9

SM

BJ

48A

C2

0.

22uF

450V

DC

C2

0.

22uF

450V

DC

R18

100k

1%

R18

100k

1%

T1

750817251

T1

750817251

4

2

10

11

8

9

1

6

5

3

L1

1m

H

L1

1m

H

1

2

F1

300V

, 2.

5A

SS-5H

-2.

5

A

F1

300V

, 2.

5A

SS-5H

-2.

5

A

-

+

B1

HD06

-

+

B1

HD06

2

1

3

4

+

C11

330uF

63V

+

C11

330uF

63V

R23

3.

48K

R23

3.

48K

C20

2200pF

Y1

C20

2200pF

Y1

C21

4.

7pF

C21

4.

7pF

R32

200k

1210

R32

200k

1210

R21

0

R21

0

R1

249k

1%

R1

249k

1%

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Содержание DC1947A

Страница 1: ...LT LTC LTM Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation All other trademarks are the property of their respective owners PERFORMANCE SUMMARY The LT...

Страница 2: ...EPLACEMENT Demonstration circuit 1947A is easy to set up to evalu ate the performance of the LT3799 1 Refer to Figure 1 for proper measurement equipment setup and follow the procedure below 1 Connect...

Страница 3: ...Y 60 110 130 150 170 190 210 230 250 270 DC1947a F02 80 100 50 70 90 VIN AC RMS 90 I LED A 110 130 150 170 190 210 230 250 270 DC1947a F03 1 0 1 4 0 6 0 8 1 2 VIN AC RMS 90 POWER FACTOR 0 92 110 130 1...

Страница 4: ...Figure 10 VIN 230VAC Figure 11 VIN 120VAC Figure 12 VIN 230VAC DC1947a F09 VOUT 10V DIV VSW 200V DIV 200ms DIV DC1947a F10 VOUT 10V DIV VSW 200V DIV 200ms DIV DC1947a F11 200ms DIV IOUT 10A DIV IC VIN...

Страница 5: ...9 1 L1 INDUCTOR 1mH TDK TSL1315RA 102JR78 PF 20 1 L2 CHOKE D Code Double Choke EPCOS B82731H2701A030 21 1 Q1 XSTR MOSFET N CHANNEL 650V INFINEON IPB60R165CP 22 2 R1 R2 RES CHIP 249k 1 1 4W 1206 VISHAY...

Страница 6: ...mponents 1 0 R22 OPT RES CHIP 0805 Hardware For Demo Board Only 1 2 J1 J2 TERMINAL BLOCK 2 POSITION WEIDMULLER 1715250000 2 4 MH1 to MH4 STAND OFF NYLON 0 25 KEYSTONE 8831 SNAP ON Downloaded from Arro...

Страница 7: ...NE ISOLATED FLYBACK LT3799EMSE 1 DC1947A LED CONTROLLER WITH ACTIVE PFC 6 7 12 5 9 6 7 2 7 7 2175 7 12 33529 6 3 6 1 TECHNOLOGY D 0LOSLWDV 3KRQH 0F DUWK OYG 7 RQILGHQWLDO RU XVWRPHU 8VH 2QO 86720 5 12...

Страница 8: ...INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES The user assumes all responsibility and liability for proper and safe handling of the...

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