7
dc2504af
DEMO MANUAL DC2504A
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
A
B
C
D
E
4 4
3 3
2 2
1 1
10V
10V
1. ALL RESISTORS ARE 0603.
ALL CAPACITORS ARE 0603.
NOTE: UNLESS OTHERWISE SPECIFIED
VIN
VIN
SIZE
DATE:
IC NO. REV.
SHEET OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
2
DEMO CIRCUIT 2504A
Wednesday, June 01, 2016
1
1
100V, 0.6A, SYNCHRONOUS STEP-DOWN
N/A
LT8630EFE
MICROPOWER HIGH EFFICIENCY SWITCHING REGULATOR
SIZE
DATE:
IC NO. REV.
SHEET OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
2
DEMO CIRCUIT 2504A
Wednesday, June 01, 2016
1
1
100V, 0.6A, SYNCHRONOUS STEP-DOWN
N/A
LT8630EFE
MICROPOWER HIGH EFFICIENCY SWITCHING REGULATOR
SIZE
DATE:
IC NO. REV.
SHEET OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
2
DEMO CIRCUIT 2504A
Wednesday, June 01, 2016
1
1
100V, 0.6A, SYNCHRONOUS STEP-DOWN
N/A
LT8630EFE
MICROPOWER HIGH EFFICIENCY SWITCHING REGULATOR
C4
1uF
16V
C9
OPT
1210
C1
0.1uF
0402
R1
51.1k
U1
LT8630EFE
INTVCC
16
VIN
1
NC
13
NC
7
BST
18
FB
11
IND
14
GND
21
RT
8
NC
9
NC
15
SW
20
PG
5
VOUT
12
EN/UV
3
NC
6
TR/SS
10
R3
8.66k
R4
1M
L1
22uH
Wurth
7447714220
TP1
VEMI
C7
47uF
16V
1210
E3
GND
C5
0402
2.2uF
E5
VOUT
12V / 0.6A
C10
OPT
1210
E7
TR/SS
R2
1M
1%
C8
0.1uF
R6
OPT
E4
EN/UV
+
C2
10uF
100V
100CE10BS
L2
OPT
C11
100V
0.1uF
TP2
GND
C3
2.2uF
100V
1210
E1
PG
E2
VIN
13V - 100V
R5
71.5k
1%
C6
10pF
E6
GND
ITEM QTY REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER
Required Demo Board Circuit Components
1 1 C1 CAP., X7R, 0.1μF, 10V, 10% 0402 TDK, C1005X7R1A104K050BB
2 1 C3 CAP., X7R, 2.2μF, 100V, 10% 1210 MURATA, GRM32ER72A225KA35L
3 1 C4 CAP., X7R, 1μF, 16V, 10% 0603 AVX, 0603YC105KAT2A
4 1 C5 CAP., X5R, 2.2μF, 10V, 10% 0402 TDK, C1005X5R1A225K050BC
5 1 C6 CAP., C0G, 10pF, 50V, 5% 0603 MURATA, GRM1885C1H100JA01D
6 1 C7 CAP., X5R, 47μF, 16V, 10% 1210 MURATA, GRM32ER61C476KE15K
7 1 C8 CAP., X7R, 0.1μF, 10V, 10% 0603 AVX, 0603ZC104KAT2A
8 1 C11 CAP., X7R, 0.1μF, 100V, 10% 0603 MURATA, GRM188R72A104KA35D
9 1 L1 INDUCTOR, 22μH, 7447714220 WURTH ELEKTRONIK, 7447714220
10 1 R1 RES., CHIP, 51.1k, 1/10W, 1% 0603
VISHAY, CRCW060351K1FKEA
11 2 R2, R4 RES., CHIP, 1mΩ, 1/10W, 1% 0603 VISHAY, CRCW06031M00FKEA
12 1 R3 RES., CHIP, 8.66k, 1/10W, 1% 0603 VISHAY, CRCW06038K66FKEA
13 1 R5 RES., CHIP, 71.5k, 1/10W, 1% 0603 VISHAY, CRCW060371K5FKEA
14 1 U1 I.C., BUCK REG. FE-20(16)CB LINEAR TECH. CORP., LT8630EFE#PBF
Additional Demo Board Circuit Components
1 1 C2 CAP., ALUM, 10μF, 100V SUN ELECTRONIC, 100CE10BS
2 0 C9, C10 (OPT) CAP., OPTION, 1210
3 0 L2 (OPT) INDUCTOR, OPTION
4 0 R6 (OPT) RES., OPTION, 0603
Hardware/Components (for Demo Board Only)
1 7 E1-E7 TESTPOINT, TURRET, 0.094" PBF MILL-MAX, 2501-2-00-80-00-00-07-0
2 4 MH1-MH4 STAND-OFF, NYLON, 0.50" KEYSTONE, 8833 (SNAP ON)