R2A20114 데이터 시트보기 (PDF) - Renesas Electronics
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R2A20114 Datasheet PDF : 12 Pages
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R2A20114 Series
Pin Arrangement of R2A20104SP and R2A20114SP
RT/SYNC
CT
FM
VREF
BO
VAC
AGND
RS
SS
COMP
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
(Top view)
GD1
PGND
GD2
VCC
CS1
CS2
CSO1
CSO2
IRAMP
FB
Preliminary
Pin Functions of R2A20104SP and R2A20114SP
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Pin Name
RT/SYNC
CT
FM
VREF
BO
VAC
AGND
RS
SS
COMP
FB
IRAMP
CSO2
CSO1
CS2
CS1
VCC
GD2
PGND
GD1
Input/Output
Input
Input
Input
Output
Input
Input
—
Input
Input
Output
Input
Input
Output
Output
Input
Input
Input
Output
—
Output
Function
Frequency setting timing resistor connecting terminal / Sync. signal input terminal
Frequency setting timing capacitor connecting terminal
Frequency modulation setting timing capacitor connecting terminal
Reference voltage output terminal
Brownout input terminal
AC voltage input terminal
Analog ground
Current correction setting resistor connecting terminal
Soft start setting capacitor connecting terminal
Error amplifier output terminal (to be phase-compensated)
Error amplifier input terminal (feedback voltage input terminal)
Ramp waveform setting resistor connecting terminal
Current sense amplifier 2 output terminal (to be phase-compensated)
Current sense amplifier Output 1 output terminal (to be phase-compensated)
Current sense 2 input terminal
Current sense 1 input terminal
Supply voltage terminal
Converter 2 Power MOSFET drive terminal
Power ground
Converter 1 Power MOSFET drive terminal
R03DS0008EJ0100 Rev.1.00
Sep 03, 2010
Page 4 of 11
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