9V to 20V VIN 8546_2a5 RWY 5/02/03 U1 MAX8546 2.5V ... - Maxim
9V to 20V VIN 8546_2a5 RWY 5/02/03 U1 MAX8546 2.5V ... - Maxim
9V to 20V VIN 8546_2a5 RWY 5/02/03 U1 MAX8546 2.5V ... - Maxim
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C1<br />
3.3nF<br />
<strong>9V</strong> <strong>to</strong> <strong>20V</strong><br />
<strong>VIN</strong><br />
C2<br />
0.1uF<br />
D1<br />
CMPSH-3<br />
R1<br />
68k<br />
<strong>8546</strong>_<strong>2a5</strong><br />
<strong>RWY</strong><br />
5/<strong>02</strong>/<strong>03</strong><br />
C3<br />
2.2uF<br />
10V<br />
4<br />
1<br />
IN<br />
COMP<br />
3 5<br />
VCC VL<br />
<strong>U1</strong><br />
MAX<strong>8546</strong><br />
D2<br />
CMPSH-3<br />
10<br />
BST<br />
9<br />
DH<br />
LX<br />
8<br />
6<br />
DL<br />
7<br />
GND<br />
2<br />
FB<br />
C4<br />
0.1uF<br />
R4<br />
21.5k<br />
R5<br />
10.0k<br />
N1<br />
FDS<br />
6612A<br />
C5<br />
10uF<br />
25V<br />
X5R<br />
(2x)<br />
R2<br />
2.2<br />
R3<br />
2.2<br />
N2<br />
FDS<br />
6690A<br />
R6<br />
2.7<br />
L1<br />
3.9uH<br />
DO5<strong>02</strong>2P<br />
-392<br />
C6<br />
1.2nF<br />
C7<br />
470uF<br />
4V<br />
TPE<br />
#1 - 5/13/<strong>03</strong><br />
Vin Iin Vout Iout Efficiency<br />
14.99 0.<strong>02</strong>1 2.5<strong>02</strong> 0<br />
8.96 1.914 2.518 6.01 0.882<br />
15.01 1.160 2.504 6.01 0.864<br />
20.05 0.885 2.500 6.01 0.847<br />
20MHz BW 50mVpp<br />
#2 - 5/13/<strong>03</strong><br />
Vin Iin Vout Iout Efficiency<br />
14.99 0.<strong>02</strong>1 2.492 0<br />
8.95 1.867 2.492 6.01 0.896<br />
14.99 1.129 2.481 6.01 0.881<br />
20.05 0.857 2.476 6.01 0.866<br />
20MHz BW 50mVpp<br />
<strong>2.5V</strong>@6A<br />
VOUT
BILL OF MATERIALS<br />
<strong>9V</strong> <strong>to</strong> <strong>20V</strong> Input<br />
<strong>2.5V</strong> @ 6A Output<br />
5/<strong>02</strong>/<strong>03</strong><br />
<strong>8546</strong>_<strong>2a5</strong><br />
DESIGNATION QTY DESCRIPTION<br />
C1 1 3.3nF ceramic capaci<strong>to</strong>r (0805)<br />
C2,C4 2 0.1uF 25V ceramic capaci<strong>to</strong>r (0805)<br />
C3 1 2.2uF 10V ceramic capaci<strong>to</strong>r (0805)<br />
Taiyo Yuden LMK212BJ225MG<br />
C5 2 10uF 25V X5R ceramic capaci<strong>to</strong>r<br />
Taiyo Yuden TMK432BJ106MM<br />
C6 1 1.2nF ceramic capaci<strong>to</strong>r (0805)<br />
C7 1 470uF 4V polymer capaci<strong>to</strong>r<br />
Sanyo 4TPE470M<br />
D1,D2 2 100mA 30V Schottky diode (SOT-23)<br />
Central Semi CMPSH-3<br />
L1 1 3.9uH 15A Power induc<strong>to</strong>r<br />
Coilcraft DO5<strong>02</strong>2P-392HC<br />
N1 1 30m Ohm 30V N-channel MOSFET (SO-8)<br />
Fairchild FDS6612A<br />
N2 1 17m Ohm 30V N-channel MOSFET (SO-8)<br />
Fairchild FDS6690A<br />
R1 1 68k Ohm 5% resis<strong>to</strong>r (0805)<br />
R2,R3 2 2.2 Ohm 5% resis<strong>to</strong>r (06<strong>03</strong>)<br />
R4 1 21.5k Ohm 1% resis<strong>to</strong>r (0805)<br />
R5 1 10.0k Ohm 1% resis<strong>to</strong>r (0805)<br />
R6 1 2.7 Ohm 0.25W 5% resis<strong>to</strong>r (1206)<br />
<strong>U1</strong> 1 MAX<strong>8546</strong>EUB (10-uMAX)
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