參數(shù)資料
型號: R1225N362C-TR
英文描述: SMPS Controller
中文描述: 開關(guān)電源控制器
文件頁數(shù): 4/29頁
文件大?。?/td> 450K
代理商: R1225N362C-TR
12345
Rev. 1.11 - 4 -
I
ELECTRICAL CHARACTERISTICS
G
R1225Nxx2X (X=A/B/C/D/J/K)
Symbol
V
IN
Operating Input Voltage
V
OUT
Step-down Output Voltage
(Topt=25
°
C)
Conditions
Item
Min.
2.3
V
SET
×
0.98
Typ.
Max.
18.5
V
SET
×
1.02
Unit
V
V
V
IN
=V
CE
+V
SET
+1.5V, I
OUT
=-100mA
When V
SET
1.5V, V
IN
=V
CE
=3.0V
-40
°
C
Topt
85
°
C
V
SET
V
OUT
/
T
fosc
Step-down Output Voltage
Temperature Coefficient
Oscillator Frequency
±
100
ppm
/
°
C
kHz
V
IN
=V
CE=
V
SET
+1.5V, I
OUT
=-100mA
When V
SET
1.5V, V
IN
=V
CE
=3.0V
J/K version
A/C version
B/D version
-40
°
C
Topt
85
°
C
144
240
400
180
300
500
±
0.2
216
360
600
f
OSC
/
T
I
DD1
Oscillator Frequency
Temperature Coefficient
Supply Current1
%
/
°
C
μ
A
V
IN
=V
CE
=V
OUT
=18.5V
A/B/J/K version
C version
D version
V
IN
=18.5V, V
CE
=0V, V
OUT
=0V
V
IN
=8V,V
EXT
=7.9V,V
OUT
=8V,V
CE
=8V
V
IN
=8V,V
EXT
=0.1V,V
OUT
=0V,V
CE
=8V
V
IN
=2.3V, V
CE
=0V, V
DLY
=0.1V
V
IN
=V
CE
=V
OUT
=18.5V
V
IN
=V
OUT
=18.5V, V
CE
=0V
V
IN
=8V,V
OUT
=0V
V
IN
=8V,V
OUT
=0V
20
30
40
0.0
-17
30
2.0
0.0
0.0
50
60
80
0.5
-10
I
stb
I
EXTH
I
EXTL
I
SW
I
CEH
I
CEL
V
CEH
V
CEL
Maxdty Oscillator Maximum Duty Cycle
VFMdty VFM Duty Cycle
V
UVLO1
UVLO Voltage
V
UVLO2
UVLO Release Voltage
Standby Current
EXT "H" Output Current
EXT "L" Output Current
DLY switch current
CE "H" Input Current
CE "L" Input Current
CE "H" Input Voltage
μ
A
mA
mA
mA
μ
A
μ
A
V
V
%
%
V
V
20
1.0
0.5
-0.5
1.5
0.3
100
A/B/J version
V
IN
=V
CE
=2.5V to 1.5V, V
OUT
=0V
V
IN
=V
CE
=1.5V to 2.5V, V
OUT
=0V
35
2.0
1.8
2.2
2.3
V
UVLO
1
+0.1
10
T
start
Delay Time by Soft-Start function
V
IN
=V
SET
+1.5V, I
OUT
=-10mA
V
CE
=0V->V
SET
+1.5V
V
IN
=V
CE
=V
SET
+1.5V
V
OUT
=V
SET
+1.5V->0V
5
20
ms
T
prot
Delay Time for protection circuit
10
20
35
ms
相關(guān)PDF資料
PDF描述
R1225N362D-TR SMPS Controller
R1225N362J-TR SMPS Controller
R1225N362K-TR SMPS Controller
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R1225N372B-TR SMPS Controller
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