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34712 Datasheet(PDF) 16 Page - Freescale Semiconductor, Inc

Part # 34712
Description  3.0A 1.0MHz Fully Integrated DDR Switch-Mode Power Supply
PDF  23 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

34712 Datasheet(HTML) 16 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
16
Freescale Semiconductor
34712
TYPICAL APPLICATIONS
PROTECTION AND DIAGNOSTIC FEATURES
TYPICAL APPLICATIONS
VREFIN
VREFOUT
VIN
SD
STBY
FREQ
VIN
SW
VOUT
VDDI
BOOT
INV
COMP
VOUT
PVIN
PVIN
LED
SW
VIN
INV
COMP
PVIN
VMASTER
LED
VREFIN
VREFIN
STBY
SD
VMASTER
VREFIN
GND
VIN
PVIN
GND
VMASTER
VOUT
FREQ
VDDI
VOUT
VOUT
PG
PG
SW
VREFIN
VREFIN
COMPENSATION NETWORK
PVIN CAPACITORS
BUCK CONVERTER
VIN CAPACITORS
PGOOD LED
VMASTER
OPTIONAL nopop
I/O SIGNALS
JUMPERS
GND
GND
C4
100uF
C4
100uF
C19
1.9nF
C19
1.9nF
R1
20k
R1
20k
STBY
STBY
R16
4.7_nopop
R16
4.7_nopop
C18
0.02nF
C18
0.02nF
VREFIN
VREFIN
R2
12.7k_nopop
R2
12.7k_nopop
C17
10uF
C17
10uF
R7
1k
R7
1k
C11
0.1uF
C11
0.1uF
COMP
COMP
VOUT
VOUT
C7
100uF
C7
100uF
L1
1.5uH
L1
1.5uH
1
2
U1
MC34712
U1
MC34712
SGND
1
STBY
5
PG
4
FREQ
2
N/C
3
SD
6
GND
13
GND
14
SW
15
SW
16
SW
17
PVIN
18
VOUT2
VOUT2
R14
300
R14
300
R6
POT_50K_nopop
R6
POT_50K_nopop
VOUT1
VOUT1
C13
0.1uF
C13
0.1uF
VIN
VIN
C1
0.1uF
C1
0.1uF
R15
15k
R15
15k
C3
100uF
C3
100uF
PVIN
PVIN
R9
10k_nopop
R9
10k_nopop
D1
LED
D1
LED
PG
PG
C14
0.1uF
C14
0.1uF
SD
SD
C15
0.1uF
C15
0.1uF
C16
0.1uF
C16
0.1uF
FREQ
FREQ
J3
J3
1
2
3
SD
SD
1
2
VREFOUT
VREFOUT
R11
10k
R11
10k
R3
4.7_nopop
R3
4.7_nopop
C6
100uF
C6
100uF
INV
INV
R12
10k_nopop
R12
10k_nopop
J2
J2
1
2
3
C8
100uF
C8
100uF
R8
10k_nopop
R8
10k_nopop
C9
1nF_nopop
C9
1nF_nopop
D2
PMEG2010EA_nopop
D2
PMEG2010EA_nopop
J1
CON10A
J1
CON10A
1
2
3
4
5
6
7
8
9
10
STBY
STBY
1
2
BOOT
BOOT
C2
1uF
C2
1uF
C12
0.1uF
C12
0.1uF
C5
100uF
C5
100uF
SW
SW
C20
1nF
C20
1nF
VDDI
VDDI



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