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| EV1541DJ-00A Datasheet, PDF (2/5 Pages) Monolithic Power Systems – 4 Output DSL Power Supply | |||
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TM
PERFORMANCE CURVES
Efficiency vs
Load Current
100
EV2364DF/1541DJ-00A â 4 OUTPUT DSL POWER SUPPLY
EVALUATION BOARD â INITIAL RELEASE
Efficiency vs
Load Current
100
90 VOUT=3.3V
80
VOUT=1.8V
70
90
VOUT=12.8V
80
70
60
60
50
0 0.25 0.5 0.75 1.0 1.25 1.5
LOAD CURRENT (A)
50
0
20 40 60 80 100
LOAD CURRENT (mA)
EV2364_1541_EC01-02
EVALUATION BOARD SCHEMATIC
VOUTD
5V @ 100mA
GNDD
LM7805CT
OUT IN
GND
U3
VIN
12V
GND
VOUTA
3.3V @ 1.5A
C4
GNDA
NS
C2
10nF
D2
B230A-13
C5
3.3nF
C17
10pF
ENA
U1
SSA
NC1
BSA
INA
SWA
PGA
SGA
FBB
COMPB
ENB
ENA
COMP
GBA
SGB
PGB
SWB
INB
NC2
BSB
SSB
MP2364
ENB
C18
82pF
C8
2.2nF
C7
10nF
D3
B230A-13
VOUTB
1.8V @ 1.5A
C10
NS
GNDB
ENC
D5
MBR0520
IN
SW
EN MP1541
FB
GND
U2
C13
100pF
VOUTC
12.8V @ 100mA
GNDC
EV2364_1542_S01
EV2364DF/1541DJ-00A Rev. 1.0
www.MonolithicPower.com
2
6/9/2005
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2005 MPS. All Rights Reserved.
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