參數(shù)資料
型號(hào): LTC1517CS5-3.3#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHED CAPACITOR REGULATOR, 700 kHz SWITCHING FREQ-MAX, PDSO5
封裝: PLASTIC, SOT-23, 5 PIN
文件頁數(shù): 3/8頁
文件大小: 149K
代理商: LTC1517CS5-3.3#PBF
3
LTC1517-3.3
TYPICAL PERFORMANCE CHARACTERISTICS
UW
INPUT VOLTAGE (V)
2.0
OUTPUT
VOLTAGE
(V)
4.0
1517 G01
2.5
3.0
3.5
4.5
3.40
3.35
3.30
3.25
3.20
IOUT = 8mA
COUT = 6.8F
TA = 70°C
TA = 0°C
TA = 25°C
Output Voltage vs Input Voltage
INPUT VOLTAGE (V)
2.0
EFFICIENCY
(%)
4.0
1517 G02
2.5
3.0
3.5
4.5
100
80
60
40
20
IOUT = 8mA
TA = 25°C
Efficiency vs Input Voltage
INPUT VOLTAGE (V)
2.0
V
RIPPLE
P-P
(mV)
4.0
1517 G03
2.5
3.0
3.5
4.5
200
150
100
50
0
IOUT = 8mA
C1 = 0.1
F
CIN = 3.3F
TA = 25°C
COUT = 3.3F
COUT = 6.8F
COUT = 10F
Output Ripple vs Input Voltage
Load Transient Response
IOUT
0mA to 10mA
5mA/DIV
VOUT
AC COUPLED
50mV/DIV
VIN = 2.5V
500
s/DIV
COUT = 6.8F
1517 G06
No Load Input Current vs
Input Voltage
INPUT VOLTAGE (V)
2.0
INPUT
CURRENT
(
A)
4.0
1517 G04
2.5
3.0
3.5
4.5
10
8
6
4
2
IOUT = 0mA
TA = 70°C
TA = 0°C
TA = 25°C
TEMPERATURE (
°C)
–50
OUTPUT
CURRENT
(mA)
50
40
30
20
10
0
–25
025
50
1517 G09
75
100
VOUT = 3.3V
C1 = 0.1
F
VIN = 2.7V
VIN = 2.5V
VIN = 2V
Typical Output Current
vs Temperature
INPUT VOLTAGE (V)
2.0
V
OUT
SHORT-CIRCUIT
CURRENT
(mA)
200
160
120
80
40
0
4.0
1517 G10
2.5
3.0
3.5
4.5
TA = 25°C
C1 = 0.1
F
VOUT Short-Circuit Current
vs Input Voltage
OUTPUT CURRENT (mA)
0.001
EFFICIENCY
(%)
100
80
60
40
20
0
10
1517 TA02
0.01
0.1
1
100
TA = 25°C
C1 = 0.1
F
COUT = 6.8F
VIN = 2V
VIN = 2.5V
Typical Efficiency vs
Output Current
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