MC34164-3 Datasheet, PDF (16/23 Pages) Freescale Semiconductor, Inc – 3.0 A 1.0 MHz Fully Integrated DDR Switch-Mode Power Supply

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