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參數(shù)資料
| 型號： | AP1603 |
| 英文描述： | Step-Up DC/DC Converter |
| 中文描述： | 升壓型DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 166K |
| 代理商： | AP1603 |
AP1603
Step-Up DC/DC Converter
Electrical Characteristics
(V
IN
=2V, FB=V
OUT
, R
L
=
∞
,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical values are at T
A
= +25°C.)
Symbol
Parameter
Minimum Input Voltage
V
IN
Operating Voltage
Anachip Corp.
www.anachip.com.tw Rev.1.0 Jun. 3, 2004
3/8
Conditions
Min.
-
1.1
Typ.
0.9
-
Max.
-
5.5
Unit
V
V
T
A
= +25°C
T
A
= +25°C,
RL = 3k
(Note 1)
FB=V
OUT
=3.3V
V
IN
=2.4V, FB=GND,
V
OUT
=5V
I
REF
=0
FB=V
OUT
FB=GND
Start-Up Voltage
-
0.9
1.1
V
Start-Up Voltage Tempco
Output Voltage Range
-
2
-4
-
150
-
mV/°C
V
5.5
-
100
I
OUT
Steady-State Output Current
(Note2)
-
80
-
mA
V
REF
Reference Voltage
1.196
3.17
4.8
-
1.22
3.3
5
0.05
1.244
3.43
5.2
-
V
V
OUT
Output Voltage
V
TEMPCO
Reference Voltage Tempco
Reference Voltage Load
Regulation
Reference Voltage Line
Regulation
Internal NFET, PFET
On-Resistance
LX Switch Current Limit
(NFET)
LX Leakage Current
Operating Current into OUT
Shutdown Current into OUT
Efficiency
LX Switch On-Time
LX Switch Off-Time
mV/°C
V
REF_LOAD
I
REF
=0 to 30
μ
A
-
15
80
mV
V
REF_LINE
V
IN
=1.1V to 3.6V
-
0.08
1.5
mV/V
R
DS(ON)
I
LX
=100mA
-
0.6
1.0
I
LIM
0.3
0.35
0.4
A
I
LEAK
V
LX
=0, 5.5V; V
OUT
=5.5V
V
OUT
=3.3V
SHDN
=GND
V
OUT
=3.3V, I
LOAD
=100mA
V
SHDN
=0 or V
OUT
-
-
-
-
3
0.05
16
0.1
90
4
1.2
0.07
-
-
1
35
1
-
7
1.4
50
0.2
-
μ
A
μA
μA
%
μs
μs
nA
t
ON
t
OFF
I
SHDN
V
IL
V
IH
1.0
-
-
0.8
SHDN
Input Current
SHDN
Input Voltage
Based on V
OUT
Voltage
V
OUT
Note 1:
Start-up voltage operation is guaranteed with the addition of a Schottky 1N5819 external diode between the input and output.
Note 2:
Steady-state output current indicates that the device maintains output voltage regulation under load.
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