參數(shù)資料
型號(hào): LT3461
廠商: Linear Technology Corporation
英文描述: 1.3MHz/3MHz Step-Up DC/DC Converters with Integrated Schottky in ThinSOT
中文描述: 1.3MHz/3MHz升壓型DC集成肖特基/ DC轉(zhuǎn)換器采用ThinSOT
文件頁(yè)數(shù): 3/8頁(yè)
文件大?。?/td> 149K
代理商: LT3461
LT3461/LT3461A
3
3461af
TEMPERATURE (
°
C)
F
1.28
1.27
1.26
1.25
1.24
1.23
1.22
3461a G03
DUTY CYCLE (%)
10
C
90
80
60
40
20
3461a G02
30
50
70
480
360
240
120
0
3461a G06
TEMPERATURE (
°
C)
–60 –40
F
3.9
3.6
3.3
3.0
2.7
2.4
2.1
20
60
3461a G04
–20
0
40
80
100
SHDN PIN VOLTAGE (V)
1.3
C
1.9
2.3
3461a G05
1.5
1.7
2.1
480
420
360
300
240
180
120
60
0
T
A
= 25
°
C
T
A
= 25
°
C
SHDN PIN VOLTAGE (V)
0
S
μ
A
16
4
8
12
320
280
240
200
160
120
80
40
0
T
A
= 25
°
C
–40
20
60
–20
0
40
80
100
TEMPERATURE (
°
C)
F
1.6
1.5
1.4
1.3
1.2
1.1
1.0
3461a G01
–40
20
60
–20
0
40
80
100
TYPICAL PERFOR U
Oscillator Frequency (LT3461A)
Current Limit
FB Pin Voltage
Current Limit in Soft-Start Mode
V
5V/DIV
V
50mV/DIV
0.2
μ
s/DIV
3461a G08
I
LOAD
= 60mA
70mA
V
OUT
100mV/DIV
50
μ
s/DIV
3461a G09
I
LOAD
35mA
Switching Waveform
Circuit of Figure 4
Load Transient Response
Circuit of Figure 4
SHDN Pin Current
Oscillator Frequency (LT3461)
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