參數(shù)資料
型號(hào): R2A20112SP
元件分類: 穩(wěn)壓器
英文描述: 0.2 A POWER FACTOR CONTROLLER, PDSO16
封裝: 5.50 X 10.06 MM, 1.27 MM PITCH, LEAD FREE, PLASTIC, SOP-16
文件頁數(shù): 3/8頁
文件大?。?/td> 85K
代理商: R2A20112SP
R2A20112SP/DD
REJ03D0904-0200 Rev.2.00 Nov 13, 2007
Page 3 of 7
Block Diagram
FB
S
R
Q
S
R
Q
+
NC
FB
A
RT
OSC
0.8V ~ 6.4V
Clamp
OCP-M
Vzcd_lo = 1.5 V
300 mVhys
+
+
+
+
+
0.8V ~ 6.4V
Clamp
Vzcd_lo = 1.5 V
300 mVhys
ZCD-M
ZCD-S
Slave
Control
+ OSC
OCP-S
TIMER
VREF: 5 V
UVLO
ON: 10.5 V
OFF: 9.3 V
Ramp Low
detect
0.2 V
0.92 V
VCC
Iramp
GD Disable
COMP
Discharge
OVP BLOCK
OCP-M
+
+
+
OCP-S
0.3 V
OCP-M
OCP-S
NC
GD-S
PGND
GD-M
VCC
2.5 V
9.1 V
Error Amp
OCP COMP1
OCP COMP2
VREF
SGND
RAMP
COMP
FB
OVP BLOCK
FB open detect
GD Disable
COMP
Discharge
VFB
× 1.09 V/100 mVhys
+
0.5 V/0.2 Vhys
VFB
× 1.05 V
Static OVP
Dynamic OVP
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