R2A20118ASP Просмотр технического описания (PDF) - Renesas Electronics
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Компоненты Описание
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R2A20118ASP Datasheet PDF : 10 Pages
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R2A20118ASP
Pin Arrangement
ZCD-M
ZCD-S
BO
VREF
SS
NC
RT
RAMP
RAMP-GAIN
COMP
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
(Top view)
VCC
GD-M
GND
GD-S
OCP-M
OCP-S
NC
TL
OVP2
FB
Preliminary
Pin Functions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Pin Name
ZCD-M
ZCD-S
BO
VREF
SS
NC
RT
RAMP
RAMP-GAIN
COMP
FB
OVP2
TL
NC
OCP-S
OCP-M
GD-S
GND
GD-M
VCC
Input/Output
Input
Input
Input
Output
Output
—
Input/Output
Input/Output
Input
Output
Input
Input
Output
—
Input
Input
Output
—
Output
Input
Function
Master converter zero current detection input terminal
Slave converter zero current detection input terminal
Brownout input terminal
Reference voltage output terminal
Soft start time setting terminal
Open terminal
Oscillator frequency setting terminal
Ramp waveform setting terminal
RAMP charge current selection terminal
Error amplifier output terminal
Error amplifier input terminal
Over voltage detection terminal
Timer latch time setting terminal
Open terminal
Slave converter overcurrent detection terminal
Master converter overcurrent detection terminal
Slave converter Power MOSFET drive terminal
Ground
Master converter Power MOSFET drive terminal
Supply voltage terminal
R03DS0002EJ0100 Rev.1.00
Jul 14, 2010
Page 2 of 9
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