5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
GFX_LX
GFX_DL
GFX_DH
+VCC_GFX_CORE_P
TON_GFX
TON_GFX
GFX_CORE_CNTRL
19
GFX_CORE_PWRGD
44
GFX_CORE_ON
32
+5V_ALW
VCC_MAX1992
+PWR_SRC
GFX_CORE_PWR_SRC
+3.3V_ALW
VCC_MAX1992
+VCC_GFX_CORE
+3.3V_RUN
Title
Size
Document Number
Rev
Date:
Sheet
of
QUANTA
COMPUTER
JM7B
2A
VGA (MAX1992)
50
57
Thursday, September 14, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
QUANTA
COMPUTER
JM7B
2A
VGA (MAX1992)
50
57
Thursday, September 14, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
QUANTA
COMPUTER
JM7B
2A
VGA (MAX1992)
50
57
Thursday, September 14, 2006
NOTE III: Output voltage control logic
When GFX_CORE_CNTRL High: +VCC_GFX_CORE at High.
When GFX_CORE_CNTRL Low: +VCC_GFX_CORE at Low.
one more transistor stage should be added when
using reverse control logic.
AGND_1.05V
2.00 V +/- 0.7%
UVP only
No OVP, UVP
TBD
450kHz
600kHz
200kHz
Thermal Design Current: 7.7A
Maximum Current: 11A
OCP: 13.75A
12
WI88174
51
51
51
52
52
52,66
52
51
PJP22
POWER_JP
PJP22
POWER_JP
1
2
PR226
0
PR226
0
1
2
PR217
24.9K/F
PR217
24.9K/F
1
2
PR207
0_NC
PR207
0_NC
1
2
PJP24
Jump20X10
PJP24
Jump20X10
1
1
2
2
PC198
0.01U/25V
PC198
0.01U/25V
1
2
PC192
470P/50V/0603
PC192
470P/50V/0603
1
2
PR192
100K_NC
PR192
100K_NC
1
2
PD17
CH751H-40HPT
PD17
CH751H-40HPT
2
1
PR195
20/0603
PR195
20/0603
1
2
PC171
10U/25V/1206
PC171
10U/25V/1206
1
2
PR205
0
PR205
0
1
2
PQ51
BSS138_NL
PQ51
BSS138_NL
3
2
1
PR212
0
PR212
0
1
2
PR206
100K/F
PR206
100K/F
1
2
PC193
0.22U/25V/0603
PC193
0.22U/25V/0603
1
2
PR218
57.6K/F
PR218
57.6K/F
1
2
PQ10
FDS6298
PQ10
FDS6298
4
8
7
6
2
3
5
1
PJP1
POWER_JP
PJP1
POWER_JP
1
2
PC196
100P/50V_NC
PC196
100P/50V_NC
1
2
PR210
0_NC
PR210
0_NC
1
2
PL5
NEC_MPC1040LR88_0.88uH
PL5
NEC_MPC1040LR88_0.88uH
PR202
0
PR202
0
1
2
PC185
1U/10V
PC185
1U/10V
1
2
PR204
0_NC
PR204
0_NC
1
2
PJP23
POWER_JP
PJP23
POWER_JP
1
2
PQ11
FDS6299S
PQ11
FDS6299S
4
8
7
6
2
3
5
1
PR229
10K
PR229
10K
1
2
PR193
0_NC
PR193
0_NC
1
2
+
PC174
330U/6.3V/ESR25
+
PC174
330U/6.3V/ESR25
PC29
10U/25V/1206
PC29
10U/25V/1206
1
2
PC194
0.1U/50V
PC194
0.1U/50V
1
2
PR34
100K
PR34
100K
1
2
PR203
0_NC
PR203
0_NC
1
2
PR225
150K/0603
PR225
150K/0603
1
2
PC187
4.7U/10V
PC187
4.7U/10V
1
2
PU10
MAX1992ETG
PU10
MAX1992ETG
LSAT
3
PGOOD
4
SHDN
23
TON
1
SKIP
13
REF
6
ILIM
5
VCC
22
VDD
19
V+
14
BST
17
DH
15
LX
16
DL
18
PGND
20
AGND
21
CSP
11
CSN
12
OUT
10
FB
9
OVP/UVP
24
NC
2
N.C
7
N.C.
8
BP
25
PAD
26
PAD
27
PAD
28
PAD
29
PR228
10K
PR228
10K
1
2
PC30
2200P/50V
PC30
2200P/50V
1
2
+
PC173
330U/6.3V/ESR25
+
PC173
330U/6.3V/ESR25
PR194
0_NC
PR194
0_NC
1
2
PR216
0_NC
PR216
0_NC
1
2
PR209
182K/F
PR209
182K/F
1
2
PC35
0.1U/25V/0603
PC35
0.1U/25V/0603
1
2
PR227
100K/0603
PR227
100K/0603
1
2
PR33
0
PR33
0
1
2
PC31
0.1U/50V/0603
PC31
0.1U/50V/0603
1
2