参数资料
型号: LT1614IS8#TRPBF
厂商: Linear Technology
文件页数: 4/16页
文件大小: 0K
描述: IC REG INV ADJ 0.5A 8SOIC
标准包装: 2,500
类型: 反相
输出类型: 可调式
输出数: 1
输出电压: 可调至 -24V
输入电压: 0.8 V ~ 5 V
PWM 型: 电流模式
频率 - 开关: 600kHz
电流 - 输出: 500mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
供应商设备封装: 8-SOIC
LT1614
TYPICAL PERFOR A CE CHARACTERISTICS
Shutdown Pin Bias Current vs
10
8
6
4
2
Quiescent Current in Shutdown
10
8
6
4
2
Input Voltage
16
14
12
10
8
6
4
2
LBI Bias Current vs Temperature
0
0
1
2 3
4
5
0
0
1
2 3
4
5
0
–50
–25
0
25
50
75
100
500
INPUT VOLTAGE (V)
Switch V CESAT vs Current
T A = 25 ° C
1614 G01
210
208
INPUT VOLTAGE (V)
1614 G02
LBI Reference vs Temperature
900
TEMPERATURE ( ° C)
Oscillator Frequency vs
Input Voltage
1614 G03
400
300
200
206
204
202
200
198
800
700
600
85 ° C
25 ° C
–40 ° C
196
100
194
192
500
0
0
100
200 300 400
500
600
190
–50
–25
0
25 50
75
100
400
1
2
3
4
5
6
5
SWITCH CURRENT (mA)
Quiescent Current vs
Temperature*
1614 G04
6
5
TEMPERATURE ( ° C)
NFB Pin Bias Current vs
Temperature
1614 G05
–1.245
–1.240
INPUT VOLTAGE (V)
V NFB vs Temperature
1614 G06
4
V IN = 1.25V
4
–1.235
–1.230
3
2
V IN = 3V
3
2
–1.225
–1.220
1
V IN = 5V
1
–1.215
0
–40
–20
0 20 40
60
80
0
–50
–25
0
25
50
75
100
–1.210
–50
–25
0
25
50
75
100
*Includes diode leakage
4
TEMPERATURE ( ° C)
1614 G07
TEMPERATURE ( ° C)
1614 G08
TEMPERATURE ( ° C)
1614 G09
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