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MP2918GL Datasheet(PDF) 27 Page - Monolithic Power Systems

Part # MP2918GL
Description  4V to 40V Input, Current Mode, Synchronous, Step-Down Controller
PDF  30 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2918GL Datasheet(HTML) 27 Page - Monolithic Power Systems

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MP2918
—4V TO 40V SYNCHRONOUS STEP-DOWN CONTROLLER
MP2918 Rev. 1.02
www.MonolithicPower.com
27
5/31/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
TYPICAL APPLICATION CIRCUITS
VIN
M1
M2
100kΩ
R2
45.3kΩ
R1
16V
16V
SYNCO
EN/SYNC
IN
1
FREQ
10
EN/SYNC
2
SYNCO
13
SS 6
ILIMIT 12
FB 8
CCM/AAM
9
SENSE- 14
SENSE+ 15
PG
11
VCC2
3
BG 17
VCC1
4
SW 18
TG 19
BST 20
U1
MP2918GF
6V-40V
0.1µF
C8
16V
4.7µH
L1
10nF
C7
0Ω
R11
0Ω
R12
D1
1N4148WS
2.2Ω
R13
0.47µF
C1
PG
1µF
C2
VCC2
0Ω
R3
VOUT
VCC1
10
R14
220pF
C11
100kΩ
R15
VIN
100kΩ
R16
4.7µF
C3
VCC1
100V
PGND
GND
NS
R17
Note: Thermal pad should connect to PGND and SGND
1
3
JP2
VCC1
DFLS
160
D2
4.7µF
C1C
100V
4.7µF
C1B
100V
C1A
63V
47µF
45.3k
Ω
R4
NS
C4
1
2
3
JP1
CCM
AAM
VCC1
680pF
C6
51k
Ω
R5
NS
C7
0.007
Ω
R7
63.4k
Ω
R8
12k
Ω
R9
VOUT
5V/7A
NS
R10
NS
C10
NS
C9
VOUT
68µF
COUT1
16V
68µF
COUT2
16V
22µF
COUT3
16V
COUT4
NS
10
Ω
R18
0
Ω
R19
0
Ω
R20
Figure 12: 5V Output Application Circuit for TSSOP Package
VIN
M1
M2
100kΩ
R2
45.3kΩ
R1
16V
16V
SYNCO
EN/SYNC
IN
1
FREQ
10
EN/SYNC
2
SYNCO
13
SS 6
ILIMIT 12
FB 8
CCM/AAM
9
SENSE- 14
SENSE+ 15
PG
11
VCC2
3
BG 17
VCC1
4
SW 18
TG 19
BST 20
U1
MP2918GF
16V-40V
0.1µF
C8
16V
15µH
L1
10nF
C7
0Ω
R11
0Ω
R12
D1
1N4148WS
2.2Ω
R13
0.47µF
C1
PG
1µF
C2
VCC2
0Ω
R3
VOUT
VCC1
10Ω
R14
220pF
C11
100kΩ
R15
VIN
100kΩ
R16
4.7µF
C3
VCC1
100V
PGND
GND
NS
R17
Note: Thermal pad should connect to PGND and SGND
1
3
JP2
VCC1
DFLS
160
D2
4.7µF
C1C
100V
4.7µF
C1B
100V
C1A
63V
47µF
45.3k
Ω
R4
NS
C4
1
2
3
JP1
CCM
AAM
VCC1
220pF
C6
10k
Ω
R5
82pF
C7
0.007
Ω
R7
169k
Ω
R8
12k
Ω
R9
VOUT
12V/7A
0
Ω
R10
150pF
C10
NS
C9
VOUT
220µF
COUT1
16V
22µF
COUT2
16V
10
Ω
R18
0
Ω
R19
0
Ω
R20
Figure 13: 12V Output Application Circuit for TSSOP Package



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