参数资料
型号: LT3467IS6#TRMPBF
厂商: Linear Technology
文件页数: 4/18页
文件大小: 0K
描述: IC REG BOOST ADJ 1.1A SOT23-6
标准包装: 500
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 1.26 V ~ 40 V
输入电压: 2.4 V ~ 16 V
PWM 型: 电流模式
频率 - 开关: 1.3MHz
电流 - 输出: 1.1A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-6 细型,TSOT-23-6
包装: 带卷 (TR)
供应商设备封装: TSOT-23-6
LT3467/LT3467A
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Current vs Temperature
FB Pin Voltage vs Temperature
SHDN Current vs SHDN Voltage
1.6
1.4
1.2
1.0
1.26
1.25
1.24
140
120
100
T A = 25°C
80
0.8
1.23
0.6
0.4
0.2
1.22
1.21
60
40
20
0
–40 –25 –10 5
20 35 50 65 80 95 110 125
1.20
–40 –25 –10 5
20 35 50 65 80 95 110 125
0
0
2
4
6
8
10
12
14
16
18
TEMPERATURE (°C)
Current Limit vs Duty Cycle
3467 G01
TEMPERATURE (°C)
Switch Saturation Voltage
vs Switch Current
3467 G02
V SHDN (V)
Oscillator Frequency
vs Temperature
3467 G03
2.0
1.8
1.6
1.4
TYPICAL
T A = 25°C
T A = 25°C
2.50
2.25
2.00
1.75
LT3467A
1.2
1.0
GUARANTEED
V CESAT
100mV/DIV
T A = 85°C
1.50
1.25
LT3467
0.8
0.6
0.4
0.2
T A = –40°C
1.00
0.75
0.50
0.25
0
10
20
30
40
50
60
70
80
90
SW CURRENT 200mA/DIV
3467 G05
0
–50
–25
0
25
50
75
100
DC (%)
3467 G04
TEMPERATURE (°C)
3467 G06
Soft-Start Current
vs Soft-Start Voltage
Peak Switch Current
vs Soft-Start Voltage
Start-Up Waveform
(Figure 2 Circuit)
6
5
4
T A = 25°C
2.0
1.8
1.6
1.4
T A = 25°C
V SHDN
2V/DIV
1.2
3
2
1
1.0
0.8
0.6
0.4
0.2
V OUT
1V/DIV
I SUPPLY
0.5A/DIV
0
0
50 100 150 200 250 300 350 400 450 500
0
0
50 100 150 200 250 300 350 400 450 500
0.5ms/DIV
3467 G09
V SS (mV)
3467 G07
V SS (mV)
3467 G08
3467afe
4
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