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參數(shù)資料
| 型號(hào)： | R1211D002X |
| 英文描述： | Power Management ICs |
| 中文描述： | 電源管理IC |
| 文件頁數(shù)： | 6/10頁 |
| 文件大小： | 107K |
| 代理商： | R1211D002X |
Rev. 0.05 - 6 -
G
R1211X002B
Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
V
IN
Operating Input Voltage
2.5
6.0
V
V
FB
V
FB
Voltage Tolerance
V
IN
=3.3V
0.985
1.000
1.015
V
V
FB
/
T
V
FB
Voltage
Temperature Coefficient
-40
°
C
≤
Topt
≤
85
°
C
±
150
ppm/
°
C
I
FB
V
FB
Input Current
V
IN
=6V, V
FB
=0V or 6V
-0.1
0.1
μ
A
f
OSC
Oscillator Frequency
V
IN
=3.3V, V
DLY
=V
FB
=0V
595
700
805
kHz
f
OSC
/
T
Oscillator Frequency
Temperature Coefficient
-40
°
C
≤
Topt
≤
85
°
C
±
1.4
kHz/
°
C
I
DD1
Supply Current 1
V
IN
=6V, V
DLY
=V
FB
=0V, EXT at no load
600
900
μ
A
maxdty
Maximum Duty Cycle
V
IN
=3.3V, EXT “H” side
84
90
94
%
R
EXTH
EXT “H” ON Resistance
V
IN
=3.3V, I
EXT
=-20mA
5
10
R
EXTL
EXT “L” ON Resistance
V
IN
=3.3V, I
EXT
=20mA
3
6
I
DLY1
Delay Pin Charge Current V
IN
=3.3V, V
DLY
=V
FB
=0V
2.5
5.0
7.5
μ
A
I
DLY2
Delay Pin Discharge Current
V
IN
=V
FB
=2.5V, V
DLY
=0.1V
2.5
5.5
9.0
mA
V
DLY
Delay Pin Detector Threshold
V
IN
=3.3V, V
FB
=0V, V
DLY
=0V
→
2V
0.95
1.00
1.05
V
T
START
Soft-start Time
V
IN
=3.3V
4.5
9.0
13.5
ms
V
UVLO1
UVLO Detector Threshold V
IN
=3.3V
→
0V, V
DLY
=V
FB
=0V
2.1
2.2
2.3
V
V
UVLO2
UVLO Detector Hysteresis V
IN
=0V
→
3.3V, V
DLY
=V
FB
=0V
0.08
0.13
0.18
V
I
STB
Standby Current
V
IN
=6V, V
CE
=0V
0
1
μ
A
I
CEH
CE “H” Input Current
V
IN
=6V, V
CE
=6V
-0.5
0.5
μ
A
I
CEL
CE “L” Input Current
V
IN
=6V, V
CE
=0V
-0.5
0.5
μ
A
V
CEH
CE “H” Input Voltage
V
IN
=6V, V
CE
=0V
→
6V
1.5
V
V
CEL
CE “L” Input Voltage
V
IN
=2.5V, V
CE
=2V
→
0V
0.3
V
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