NCP1421EVB

AND8171/D
http://onsemi.com
4
Table 1. Bill of Materials for Figure 1
Ref Part Number Description PCB Footprint Manufacturer
200 mA Design
U1 NCP1422MNR2 NCP1422 Boost Converter DFN−10 (3 x 3 mm) ON Semiconductor
D1 LXHL−WW06 White LED Lumileds
L1 VLP5610T−6R8 6.8 H Inductor (5.6 x 5.0 x 1.0 mm) TDK
R1 CRCW0402104. 100 k 0402 Vishay
R2 CRCW04025603. 560 k 0402 Vishay
R3 CRCW04021503. 150 k 0402 Vishay
R4 DCRCW12062R70... 2.7 1206 Vishay
C1 C1608X5R1A224K 220 nF 0603 TDK
C2 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
C3 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
600 mA Design
U1 NCP1421DMR2 NCP1421 Boost Converter Micro−8 (3 x 5 mm) ON Semiconductor
D1 LXHL−WW06 White LED Lumileds
L1 VLP6214T−6R8 6.8 H Inductor (6.2 x 5.8 x 1.4 mm) TDK / Coilcraft
R1 CRCW0402104. 100 k 0402 Vishay
R2 CRCW04025603. 475 k 0402 Vishay
R3 CRCW04021503. 100 k 0402 Vishay
R4 CRCW12061R00... 1.0 1206 Vishay
C1 C1608X5R1A224K 220 nF 0603 TDK
C2 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
C3 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
800 mA Design
U1 NCP1422DMR2 NCP1422 Boost Converter DFN−10 (3 x 3 mm) ON Semiconductor
D1 LXHL−WW06 White LED Lumileds
L1 VLP6214T−6R8 6.8 H Inductor (6.2 x 5.8 x 1.4 mm) TDK
R1 CRCW0402104. 100 k 0402 Vishay
R2 CRCW04025603. 750 k 0402 Vishay
R3 CRCW04021503. 150 k 0402 Vishay
R4 CRCW12061R50...* 0.75 1206 Vishay
C1 C1608X5R1A224K 220 nF 0603 TDK
C2 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
C3 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
*2 − 1.5 resistors were used in parallel.
AND8171/D
http://onsemi.com
5
Table 2. Bill of Materials for Figure 5
200/600 mA Design
U1 NCP1422MNR2 NCP1422 Boost Converter DFN−10 (3 x 3 mm) ON Semiconductor
D1 LXCL−PWF1 White LED (1.64 x 2.04 x 0.9 mm) Lumileds
Q1 NTJS3157N N−Channel MOSFET SC−88 ON Semiconductor
L1 VLP5610−6R8 6.8 H Inductor (5.6 x 5.0 x 1.0 mm) TDK
R1 CRCW0402104. 100 k 0402 Vishay
R2 CRCW04025603. 475 k 0402 Vishay
R3 CRCW04021503. 100 k 0402 Vishay
R4a CRCW12062R00...* 1.0 1206 Vishay
R4b CRCW12062R00... 2.0 1206 Vishay
C1 C1608X5R1A224K 220 nF 0603 TDK
C2 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
C3 C2012X5R0J226M 22 F / 6.3 V (X5R Ceramic) 0805 TDK
*2 − 2.0 resistors were used in parallel.
AND8171/D
http://onsemi.com
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NCP1421EVB

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
Power Management IC Development Tools ANA NCP1421 EVAL BRD
Lifecycle:
New from this manufacturer.
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