参数资料
型号: LTC660CS8#TRPBF
厂商: Linear Technology
文件页数: 4/12页
文件大小: 0K
描述: IC REG DBL INV ADJ 0.1A 8SOIC
标准包装: 2,500
类型: 倍增器,反相
输出类型: 可调式
输出数: 1
输出电压: -1.5 V ~ -5.5 V,5 V ~ 11 V
输入电压: 1.5 V ~ 5.5 V,2.5 V ~ 5.5 V
频率 - 开关: 10kHz,80kHz
电流 - 输出: 100mA
同步整流器:
工作温度: 0°C ~ 70°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
LTC660
TYPICAL PERFOR M A N CE CHARACTERISTICS (Using Test Circuit in Figure 1)
Output Voltage Drop
Output Voltage
vs Load Current
vs Oscillator Frequency
Efficiency vs Oscillator Frequency
1.0
0.9
0.8
T A = 25 ° C
BOOST = V +
–5.0
–4.5
I L = 1m A
100
95
90
0.7
0.6
0.5
0.4
V + = 1.5V
V + = 2.5V
–4.0
–3.5
I L = 10mA
I L = 80mA
85
80
75
70
I L = 10mA
I L = 80mA
I L = 1m A
0.3
V + = 3.5V
V + = 4.5V
65
0.2
0.1
0
0
V + = 5.5V
10 20 30 40 50 60 70 80 90 100
–3.0
–2.5
0.1
T A =25 ° C
V + = 5V
BOOST = OPEN
1 10 100
60
55
50
0.1
T A = 25 ° C
V + = 5V
BOOST = OPEN
1 10
100
LOAD CURRENT (mA)
Oscillator Frequency
vs Supply Voltage
LTC660 ? TPC10
OSCILLATOR FREQUENCY (kHz)
LTC660 ? TPC11
Oscillator Frequency
vs Supply Voltage
OSCILLATOR FREQUENCY (kHz)
LTC660 ? TPC12
Oscillator Frequency
vs Temperature
12
T A = 25 ° C
BOOST = OPEN
100
T A = 25 ° C
90 BOOST = V +
12
10
8
OSC = OPEN
80
70
OSC = OPEN
10
8
60
6
4
50
40
30
6
4
2
20
10
2
V + = 5V
BOOST = OPEN
OSC = OPEN
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
0
–60 –40 –20 0
20 40 60 80 100 120 140
SUPPLY VOLTAGE (V)
LTC660 ? TPC13
Oscillator Frequency
vs Temperature
100
90
SUPPLY VOLTAGE (V)
LTC660 ? TPC14
Oscillator Frequency
vs External Capacitance
100
TEMPERATURE ( ° C)
LTC660 ? TPC15
80
70
60
50
40
30
20
10
V + = 5V
BOOST = V +
OSC = OPEN
10
1
0.1
BOOST = V +
BOOST = OPEN
0
–60 –40 –20 0
20 40 60 80 100 120 140
00.1
1
10
100
1000
10000
4
TEMPERATURE ( ° C)
LTC660 ? TPC16
CAPACITANCE (pF)
LTC660 ? TPC17
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