Datasheet
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Title
Number RevisionSize
A
Date: 11/3/2009 Sheet of
File: C:\Projects\..\POWER SUPPLY.SchDoc Drawn By:
3V35V
IN
4
ADJ
6
GND
3
NC
7
SD
8
DAP
9
OUT
5
BYP
1
NC
2
U9
LP3878MR-ADJ
1800pF
C73
C0G/NP0: 0.01uF
C74
D5
LG M670-J2M1-1-0-10-R18-Z
Layout Note: LED
Legend is "5V IN"
D6
LG M670-J2M1-1-0-10-R18-Z
150
R82
Layout Note: LED
Legend is "3.3V"
1
1
2
2
3
3
4
4
8
8
7
7
6
6
5
5
J8
POWER
3V3
LDO_3V3
LDO_3V3
Layout Note: Pin Legend is
"5V IN" (pin 8)
"N/C" (pin 7)
"LDO 3.3V" (pin 6)
"3.3V" (pin 5)
"GND" (pins 1-4)
10uF
C69
10uF
C70
0
R80
1uF
C71
1uF
C72
0.34V
D4
5V
TP30
3V3
1
2
JP17
LDO ENAB
10K
R84
10uF
C68
16V
Power Supply Input and Low-Noise 3.3V LDO Regulator
Layout Note: Unless otherwise noted, label all
ICs, Test Points, Jumpers and Headers per the
component comment. For jumpers and headers,
label pins according to the pin legend noted. All
labels should be present on top and bottom silk
screen (except for ICs).
Note: LDO output voltage
Vout 1V*(1+R_hi/R_lo) = 3.30V
Note: Remove 0R resistor when
applying an external 3.3V power
supply to the 3V3 input.
0.1uF
C106
0.1uF
C108
1uF
C107
1uF
C105
VDD
Layout Note: Distribute caps around the 4 sides of
LMH1983 for decoupling the VDD power supply
plane.
VDD
3V3
10uF
C90
10uF
C91
10uF
C95
10uF
C96
10uF
C97
10uF
C98
TP31
VDD
1uF
C92
1
2
JP18
IDD(U1)
0.01uF
C83
250mA
220 ohm
L6
1uF
C77
1uF
C80
VDD
0.01uF
C86
250mA
220 ohm
L8
1uF
C84
1uF
C85
VDD
0.01uF
C101
250mA
220 ohm
L10
1uF
C99
1uF
C100
VDD
VDD
0.01uF
C79
1uF
C78
250mA
220 ohm
L7
1uF
C75
0.01uF
C89
VDD
1uF
C88
250mA
220 ohm
L9
1uF
C87
VDD
0.01uF
C104
1uF
C103
250mA
220 ohm
L11
1uF
C102
1uF
C81
VDD
0.01uF
C82
250mA
220 ohm
L5
1uF
C76
VDD_PLL1
VDD_PLL2
VDD_PLL34
VDD_CLK4 VDD_CLK3
VDD_CLK2
VDD_CLK1
1uF
C93
10uF
C94
Pin 2 Pin 10
348
R81
1.10k
R83
475
R85
LMH1983 Eval Board - Power
B
Sauerwald
5 5
PIC6801
PIC6802
COC68
PIC6901
PIC6902
COC69
PIC7001
PIC7002
COC70
PIC7101
PIC7102
COC71
PIC7201
PIC7202
COC72
PIC7301
PIC7302
COC73
PIC7401
PIC7402
COC74
PIC7501
PIC7502
COC75
PIC7601
PIC7602
COC76
PIC7701
PIC7702
COC77
PIC7801
PIC7802
COC78
PIC7901
PIC7902
COC79
PIC8001
PIC8002
COC80
PIC8101
PIC8102
COC81
PIC8201
PIC8202
COC82
PIC8301
PIC8302
COC83
PIC8401
PIC8402
COC84
PIC8501
PIC8502
COC85
PIC8601
PIC8602
COC86
PIC8701
PIC8702
COC87
PIC8801
PIC8802
COC88
PIC8901
PIC8902
COC89
PIC9001
PIC9002
COC90
PIC9101
PIC9102
COC91
PIC9201
PIC9202
COC92
PIC9301
PIC9302
COC93
PIC9401
PIC9402
COC94
PIC9501
PIC9502
COC95
PIC9601
PIC9602
COC96
PIC9701
PIC9702
COC97
PIC9801
PIC9802
COC98
PIC9901
PIC9902
COC99
PIC10001
PIC10002
COC100
PIC10101
PIC10102
COC101
PIC10201
PIC10202
COC102
PIC10301
PIC10302
COC103
PIC10401
PIC10402
COC104
PIC10501
PIC10502
COC105
PIC10601
PIC10602
COC106
PIC10701
PIC10702
COC107
PIC10801
PIC10802
COC108
PID401PID402
COD4
PID501
PID502
COD5
PID601
PID602
COD6
PIJ801
PIJ802
PIJ803
PIJ804
PIJ805
PIJ806
PIJ807
PIJ808
COJ8
PIJP1701 PIJP1702
COJP17
PIJP1801
PIJP1802
COJP18
PIL501PIL502
COL5
PIL601
PIL602
COL6
PIL701 PIL702
COL7
PIL801
PIL802
COL8
PIL901PIL902
COL9
PIL1001
PIL1002
COL10
PIL1101
PIL1102
COL11
PIR8001PIR8002
COR80
PIR8101
PIR8102
COR81
PIR8201
PIR8202
COR82
PIR8301
PIR8302
COR83
PIR8401
PIR8402
COR84
PIR8501
PIR8502
COR85
PITP3001
COTP30
PITP3101
COTP31
PIU901
PIU902
PIU903
PIU904
PIU905
PIU906
PIU907
PIU908
PIU909
COU9
PIC7001 PIC7101 PIC7201
PIC9001
PIC9101 PIC9201
PIJ805
PIJP1802
PIR8001
PIR8201
PITP3001
PIC6801
PID402
PIJ808
PIJP1701
PIR8101
PIU904
PIC6802
PIC6902
PIC7002 PIC7102 PIC7202
PIC7402
PIC7502PIC7602 PIC7702
PIC7802 PIC7902PIC8002
PIC8102 PIC8202 PIC8302
PIC8402
PIC8502
PIC8601
PIC8702
PIC8802 PIC8902
PIC9002
PIC9102 PIC9202
PIC9302 PIC9402
PIC9502 PIC9602
PIC9702
PIC9802
PIC9902
PIC10002
PIC10102
PIC10202
PIC10302 PIC10402
PIC10502
PIC10602 PIC10702
PIC10802
PID501
PID601
PIJ801
PIJ802
PIJ803
PIJ804
PIR8402
PIR8502
PIU903
PIU909
PIC6901
PIC7301
PID401
PIJ806
PIR8002
PIR8301
PIU905
PIU907
PIU902
PIJP1702
PIR8401
PIU908
PIJ807
PID602
PIR8202
PID502
PIR8102
PIC7401
PIU901
PIC7302
PIR8302
PIR8501
PIU906
PIC7501PIC7601
PIC8001
PIC8401
PIC8701
PIC9301 PIC9401
PIC9501 PIC9601
PIC9701
PIC9801
PIC10001
PIC10201
PIC10501
PIC10601 PIC10701
PIC10801
PIJP1801
PIL502
PIL601
PIL701
PIL802
PIL902
PIL1001
PIL1102
PITP3101
PIC9901
PIC10101
PIL1002
PIC8501
PIC8602
PIL801
PIC7701
PIC8301
PIL602
PIC8101 PIC8201
PIL501
PIC7801 PIC7901
PIL702
PIC8801 PIC8901
PIL901
PIC10301 PIC10401
PIL1101