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參數(shù)資料
| 型號(hào)： | DS1227S |
| 英文描述： | KickStarter Chip |
| 中文描述： | Kickstarter的芯片 |
| 文件頁數(shù)： | 18/20頁 |
| 文件大?。?/td> | 156K |
| 代理商： | DS1227S |
DS1227
022698 18/20
ABSOLUTE MAXIMUM RATINGS*
Input Voltage on any Pin Relative to Ground
V
DCI
Peak Input Current
Power Dissipation
Plastic DIP (derate 7.41 mW/
o
C above +50
o
C)
Small Outline (derate 12.5 mW/
o
C above +50
o
C)
Operating Temperature
Storage Temperature
Lead Soldering Temperature
-0.3 to 7.0V
450 mA
- 555 mW
- 937 mW
–40
°
C to +85
°
C
-55
°
C to +125
°
C
260
°
C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
ELECTRICAL CHARACTERISTICS
(t
A
= –40
°
C to +85
°
C)
UNITS
PARAMETER
SYMBOL
MIN
TYP
MAX
NOTES
Startup Voltage
V
DCISU
1.8
V
1
V
DCO
Voltage Threshold for
V
CCO
Turn-ON
V
DCON
4.20
4.30
4.62
V
V
DCO
Voltage Threshold for
V
CCO
Turn-OFF
V
DCOFF
4.00
V
Operating Supply Current
(BOOST=0)
(BOOST=1)
I
CC
1.5
0.5
3.0
1.0
mA
mA
4
2
Standby Supply
I
SB
200
nA
V
CCO1
DC Source Current
(V
CCO1
= V
DCO
-0.25V)
I
CCO1
100
mA
2, 7
V
CCO2
, V
CCO4
DC Source Current
(V
CCO2
, V
CCO4
= V
DCO
- 0.25V)
I
CCO2
I
CCO4
50
mA
2, 7
V
Source
Current (V
CCO3
= V
DCO
- 0.25V)
I
CCO3
10
mA
2, 7
V
CCO1
, V
CCO2
, V
CCO3
, V
CCO4
Voltage
V
OUTB
4.75
5.00
5.25
V
1, 4
V
, V
CCO2
, V
CCO3
, V
CCO4
Voltage
V
OUTP
V
-0.25
V
2
V
CCO4
Voltage
V
OUT4
V
-0.25
V
V
CCO1
ON Resistance
R
VCCO1
2.5
Ohms
V
CCO2
, V
CCO4
ON Resistance
R
VCCO2,4
5.0
Ohms
V
CCO3
ON Resistance
R
VCCO3
25
Ohms
Efficiency
80
%
1, 8
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