TABLE 1. Bill of Materials for 7V-42V Input, 5V 7A Output, 250kHz
ID
C1, C2, C14
C3
Part Number
Type
Size
0805
0603
0603
0603
Parameters
1µF, 25V, X7R
Qty
3
Vendor
TDK
C2012X7R1E105K
VJ0603Y103KXAAT
VJ0603A271JXAAT
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
0.01µF, 50V, X7R
270pF, 50V, COG, 5%
100pF, 50V, X7R
1
Vishay
Vishay
Vishay
C4
1
C5, C15
VJ0603Y101KXAT
W1BC
2
C6
C7
VJ0603Y332KXXAT
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
0603
0603
1812
3300pF, 25V, X7R
Not Used
1
0
4
Vishay
TDK
C8, C9, C10,
C11
C4532X7R2A225M
2.2µF, 100V X7R
C12
C13
C3225X7R2A105M
C2012X7R2A104M
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
1210
0805
1812
1µF, 100V X7R
0.1µF, 100V X7R
1
1
5
TDK
TDK
TDK
C16, C17, C18, C4532X6S0J107M
C19, C20
100µF, 6.3V, X6S, 105°C
C21, C22
C23
Capacitor, Tantalum
Capacitor, Ceramic
Diode, Switching
D Case
0805
Not Used
Not Used
0
0
1
D1
CMPD2003
CMPD2003
SOT-23
200mA, 200V
Central
Semi
D2
Diode, Switching
SOT-23
Not Used
0
Central
Semi
JMP1
L1
Connector, Jumper
Inductor
2 pin sq. post
6µH, 16.5A
1
1
4
5
2
HC2LP-6R0
1514-2
Cooper
Keystone
Keystone
P1-P4
TP1-TP5
Q1, Q2
Turret Terminal
Test Point
.090” dia.
.040” dia.
5012
Si7850DP
N-CH MOSFET
SO-8 Power PAK
10.3A, 60V
Vishay
Siliconix
R1
R2
CRCW06031023F
CRCW06032102F
CRCW06033741F
CRCW06031211F
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
0603
0603
0603
0603
0603
0603
0603
0603
0603
2010
1
1
1
1
0
2
1
1
1
1
Vishay
Vishay
Vishay
Vishay
102kΩ, 1%
21.0kΩ, 1%
3.74kΩ, 1%
1.21kΩ, 1%
Not Used
0Ω
R3
R4
R5
R6, R7
R8
CRCW06030R0J
CRCW0603103J
CRCW06031242F
CRCW0603183J
Vishay
Vishay
Vishay
Vishay
IRC
10kΩ, 5%
12.4kΩ, 1%
18kΩ, 5%
0.010Ω, 1%
R9
R10
R11
LRC-LRF2010-01-
R010-F
R12
R13
R14
U1
Resistor
Resistor
Resistor
0603
0603
Not Used
1MΩ, 5%
Not Used
0
1
0
1
CRCW0603105J
LM25116MH
Vishay
NSC
1206
Synchronous Buck
Controller
TSSOP-20EP
23
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