参数资料
型号: LT3695IMSE-5#TRPBF
厂商: Linear Technology
文件页数: 7/30页
文件大小: 0K
描述: IC REG BUCK 5V 1A 16MSOP
标准包装: 2,500
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 5V
输入电压: 3.6 V ~ 36 V
PWM 型: 电流模式,混合
频率 - 开关: 250kHz ~ 2.2MHz
电流 - 输出: 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: 16-TFSOP(0.118",3.00mm 宽)裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 16-MSOP,裸露焊盘
LT3695 Series
TYPICAL PERFORMANCE CHARACTERISTICS T A = 25°C, unless otherwise noted.
Frequency Foldback: LT3695-5
Minimum Switch On-Time
Soft-Start
1200
R RT = 29.4k
120
I OUT = 1A
2.0
1.8
SYNC < 0.3V
1000
800
600
400
200
100
80
60
40
20
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
1
2
3
4
5
0
–50 –25
0
25
50
75
100 125 150
0
0
0.5
1.0 1.5 2.0
2.5
3.0
3.5
12
10
8
OUTPUT VOLTAGE (V)
RUN/SS Pin Current
3695 G19
1.4
1.2
1.0
TEMPERATURE (°C)
Boost Diode Forward Voltage
3695 G20
60
50
40
30
20
RUN/SS PIN VOLTAGE (V)
3695 G21
Error Ampli?er Output Current:
LT3695
6
4
0.8
0.6
0.4
10
0
–10
–20
–30
2
0
0.2
0
–40
–50
–60
0
5
10 15 20
25
30
35
40
0
0.25
0.5 0.75
1
–200
–100
0 100
200
RUN/SS PIN VOLTAGE (V)
3695 G22
Error Ampli?er Output Current:
LT3695-3.3
BOOST DIODE CURRENT (A)
3695 G23
Error Ampli?er Output Current:
LT3695-5
FB PIN ERROR VOLTAGE (mV)
Minimum Input Voltage
3659 G24
60
50
60
50
5.0
V OUT = 3.3V
L = 10μH
40
30
20
10
0
–10
–20
–30
–40
–50
40
30
20
10
0
–10
–20
–30
–40
–50
4.5 f = 800kHz
4.0
3.5
3.0
2.5
–60
–750 –500
–250 0 250
500
750
–60
–900 –600
–300 0 300
600
900
2.0
1
10 100
1000
OUTPUT ERROR VOLTAGE (mV)
3695 G25
OUTPUT ERROR VOLTAGE (mV)
3695 G26
LOAD CURRENT (mA)
3695 G27
3695fa
7
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