參數(shù)資料
型號： LTC1046M
廠商： Linear Technology Corporation
英文描述： “Inductorless” 5V to + 5V Converter
中文描述： “電感”5V至5V的轉(zhuǎn)換器
文件頁數(shù)： 3/12頁
文件大?。?/td> 172K
代理商： LTC1046M
3
LTC1046
EXTERNAL CAPACITOR (PIN 7 TO GND), C
OSC
(pF)
1
0.1
O
O
1
10
100
10
100
10000
1046 G09
1000
V
+
= 5V
T
A
= 25
°
C
PIN 1 = OPEN
PIN 1 = V
+
LOAD CURRENT, I
L
(mA)
0
–2.5
O
–2.0
–1.5
–1.0
–0.5
0.0
0.5
2
4
6
8
1046 G07
10
12 14 16 18
20
1.0
1.5
2.0
2.5
SLOPE = 52
T
A
= 25
°
C
V
+
= 2V
f
OSC
= 8kHz
C1 = C2 = 10
μ
F
LOAD CURRENT, I
L
(mA)
0
–5
O
–4
–3
–2
–1
0
1
10
20 30 40
1046 G08
50
60 70 80 90 100
2
3
4
5
SLOPE = 27
T
A
= 25
°
C
V
+
= 5V
f
= 30kHz
C1 = C2 = 10
μ
F
OSCILLATOR FREQUENCY, f
OSC
(Hz)
100
80
P
E
(
86
92
98
100
1k
10k
100k
1M
1046 G06
96
94
90
88
84
82
V
+
= 5V
T
= 25
°
C
C1 = C2
A = 100
μ
F, 1mA
B = 100
μ
F, 15mA
C = 10
μ
F, 1mA
D = 10
μ
F, 15mA
E = 1
μ
F, 1mA
F = 1
μ
F, 15mA
A
C
B
E
D
F
LOAD CURRENT, I
L
(mA)
0
30
P
E
50
60
70
80
90
100
30
40
60
70
1046 G05
40
10
20
50
P
EFF
I
S
20
10
0
T
A
= 25
°
C
V
+
= 5V
C1 = C2 = 10
μ
F
f
OSC
= 30kHz
30
50
60
70
80
90
100
40
20
10
0
S
LOAD CURRENT, I
L
(mA)
0
30
P
E
50
60
70
80
90
100
3
4
6
7
1046 G04
40
1
2
5
P
EFF
I
S
20
10
0
T
A
= 25
°
C
V
+
= 2V
C1 = C2 = 10
μ
F
f
OSC
= 8kHz
8
9
10
3
5
6
7
8
9
10
4
2
1
0
S
AMBIENT TEMPERATURE (
°
C)
–55
10
O
)
30
40
50
60
70
80
25
50
100
125
1046 G03
20
–25
0
75
C1 = C2 = 10
μ
F
V
+
= 2V, C
OSC
= 0pF
V
+
= 5V, C
OSC
= 0pF
OSCILLATOR FREQUENCY, f
OSC
(Hz)
100
0
O
O
)
200
300
400
500
1k
10k
100k
1046 G01
100
T
A
= 25
°
C
V
+
= 5V
I
L
= 10mA
C1 = C2
= 1
μ
F
C1 = C2
= 10
μ
F
C1 = C2
= 100
μ
F
C
HARA TERISTICS
U
A
TYPICAL PERFOR
CE
(Using Test Circuit in Figure 1)
Output Resistance vs
Oscillator Frequency
Output Resistance vs
Supply Voltage
Output Resistance vs
Temperature
Power Conversion Efficiency vs
Load Current for V
+
= 2V
Power Conversion Efficiency vs
Load Current for V
+
= 5V
Power Conversion Efficiency vs
Oscillator Frequency
Output Voltage vs Load Current
for V
+
= 2V
Output Voltage vs Load Current
for V
+
= 5V
Oscillator Frequency as a
Function of C
OSC
SUPPLY VOLTAGE, V
+
(V)
0
10
O
O
)
100
1000
2
5
6
7
1046 G02
1
3
4
T
A
= 25
°
C
I
L
= 3mA
C
OSC
= 100pF
C
OSC
= 0pF
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PDF描述
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