ncp1578 ON Semiconductor, ncp1578 Datasheet - Page 21

• Manufacturer Part Number: ncp1578
• Description: Synchronous Step Down Controller With 50ma Linear Regulator
• Manufacturer: ON Semiconductor

BILL OF MATERIAL (BOM) FOR THE TYPICAL APPLICATION SCHEMATIC
Item
10
12
13
14
15
16
17
18
19
20
21
11
1
2
3
4
5
6
7
8
9
Qty
1
2
1
1
1
2
1
4
2
1
1
1
1
2
1
1
1
1
1
1
1
Cldo, Cvccp
Designator
Co3, Cvbat,
Cin2, Cbst
Co1, Co2
Cfb, Coc
Ren_ldo
M1, M2
Cpgdly
Ccmp1
Ccmp2
Rfb2a
Rcmp
Dbst
Cin1
Rfb1
Rfb3
Rldo
Css
Roc
U1
D1
L1
http://onsemi.com
Ceramic Capacitor 680pF/50V, 0603
0.5A, V
NCP1578
Ceramic Capacitor 0.1uF/25V, 0603
Ceramic Capacitor 2.7nF/50V, 0603
SP-CAP, 180uF, 6.3V, ESR=10mW
Ceramic Capacitor 10uF/25V, 2512
Ceramic Capacitor 18nF/50V, 0603
Ceramic Capacitor 82nF/50V, 0603
Ceramic Capacitor 10nF/50V, 0603
Ceramic Capacitor 1uF/10V, 0805
NTMS7N03R2 MOSFET N-Ch
MBR0530T1 Schottky Diode
MBRM120L Schottky Diode
21
NCP1578 Buck Controller
7A, 30V, 23mW @ 4.5V
1A, 20V, POWERMITE
Resistor 100kW, 0603
F
Resistor 2.7kW, 0603
Resistor 5.6kW, 0603
Resistor 1.8kW, 0603
Resistor 4.7kW, 0603
Resistor 100W, 0603
=0.375V @ 0.1A, SOD-123
Resistor 10W, 0603
2.2uH, 4.8mW max
Part Description
FDA1055-2R2M
SIZE-D
ON Semicondutor
ON Semicondutor
ON Semicondutor
ON Semicondutor
Panasonic
Vendor
TOKO