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MCP19124-E/MJ 데이터시트(PDF) 10 Page - Microchip Technology

부품명 MCP19124-E/MJ
상세설명  Digitally-Enhanced Power Analog Synchronous Low-Side Dual-Loop PWM Controller
PDF  236 Pages
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제조업체  MICROCHIP [Microchip Technology]
홈페이지  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP19124-E/MJ 데이터시트(HTML) 10 Page - Microchip Technology

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FIGURE 1-1:
MCP19124/5 FLYBACK SYNCHRONOUS QUASI-RESONANT BLOCK DIAGRAM
5V to 10V
VIN
PDRV
IP
SDRV
DESATN
DESATP
ISN
ISP
GPIO
GPIO
AGND
PGND
VDD
VDD
VDD
VDR
4.7uF
4.7uF
10
Place recommended VDD and VDR 4.7
µF capacitors
as close to respective pins as possible.
VIN
VDR
VDD (5V)
BGAP
UVLO
8
8
BGAP
PIC CORE
OSC
OV UVLO
PDRV
ISN
I
A = 10
IP
LEB
2
EA_SC
PWM Comp
PWM Logic
DESATN
QRS
VDR
AGND
MCLR
DIMI
SDA TEMP
VS
BIN
I/O x 3
(x7 MCP19125)
OV
6
CCD
SDRV
4
4
EN1 EN2
OVLO
4
VCOMP
PGND
PGND
PGND
VDD
GPB1
I/O
LDO1
LDO2
Bias Gen
AVDD (4V)
AVDD
VDD
8
DESAT
MUX
4V to 20V
8.8V to 44V
BGAP
DESATP
ISP
VDD_OK
Gate
Drive
Timing
Gate
Drive
Timing
IP_COMP
A2
EA1
OVLO_REF
UVLO_REF
Interrupt and Logic to
PWM & PIC
4 msb
VIN_UVLO
Log
Lin
Slope
Comp
ADJ
Offset
VIN_OVLO
+
-
-
+
OVLO
PWM
BGAP
BGAP
BGAP
VDR
UVLO
BGAP
2.7V or 5.4V
ADC
4 msb
2 lsb
2 lsb
BGAP
BGAP
EA2
OV
EA1DIS
EA2DIS
EA2DIS
EA1DIS
VDD or AVDD
REF
VREF
Lin
OVREF
Lin
VREF
Lin



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