参数资料
型号: LT1054IN8
厂商: Linear Technology
文件页数: 10/16页
文件大小: 0K
描述: IC REG SWITCHED CAP DBL INV 8DIP
标准包装: 50
类型: 切换式电容器(充电泵),倍增器,反相
输出类型: 可调式
输出数: 1
输出电压: 可调
输入电压: 3.5 V ~ 15 V
频率 - 开关: 25kHz
电流 - 输出: 100mA
同步整流器:
工作温度: -40°C ~ 100°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
包装: 管件
供应商设备封装: 8-PDIP
LT1054/LT1054L
TYPICAL APPLICATIONS
Basic Voltage Inverter
Basic Voltage Inverter/Regulator
OSC
CA P
)
R2 =
R1 V REF
2
+
) ) )
| V OUT |
1.21V
100μF
+
FB/SHDN V +
+
LT1054
GND V REF
CAP – V OUT
+
V IN
2μF
–V OUT
100μF
LT1054 ? TAO2
10μF
| V OUT |
– 40mV
REFER TO FIGURE 5
+1 = +1 ,
FB/SHDN V +
CA P + OSC
LT1054
GND V REF
CAP – V OUT
V OUT
V IN
2μF
R1
R2
0.002μF
100μF
LT1054 ? TA03
Negative Voltage Doubler
Positive Doubler
CAP +
V OUT
+
Q X *
100μF
CAP – V OUT
100μF R X *
+
FB/SHDN   V + +
OSC
LT1054
V IN GND V REF
2μF
+
V IN
V IN = –3.5V TO –15V
V OUT = 2V IN + (LT1054 VOLTAGE LOSS) + (Q X SATURATION VOLTAGE)
*SEE FIGURE 3 LT1054 ? TAO4
1N4001
+
V OUT
50mA 100μF
V IN = 3.5V TO 15V
V OUT ≈ 2V IN – (V L + 2V DIODE )
V L = LT1054 VOLTAGE LOSS
+
V IN
1N4001 3.5V TO 15V
+
10μF 2μF
FB/SHDN V +
CAP + OSC
LT1054
GND V REF
CAP – V OUT
LT1054 ? TAO5
100mA Regulating Negative Doubler
V IN
3.5 TO 15V
+
2.2μF
10μF
+
10μF
+
FB/SHDN V +
CA P + OSC
LT1054 #1
GND V REF
V OUT
SET
10μF
+
10μF
+
FB/SHDN V +
CA P + OSC
LT1054 #2
GND V REF
20k
HP5082-2810
PIN 2
LT1054 #1
1N4002
CAP
V OUT
R1
40k
1N4002
CAP –
V OUT
0.002μF
)
) ) )
R2 =
| V OUT | | V OUT |
1.21V
R1
V REF
2
1N4002
1N4002
100μF
10μF
R2 1N4002
500k
V IN = 3.5 TO 15V
V OUT MAX ≈ –2V IN + [1054 VOLTAGE LOSS + 2(V DIODE )]
+1 = + 1 , REFER TO FIGURE 5
– 40mV
–V OUT
I OUT ? 100mA MAX
10μF
LT1054 ? TAO6
1054lfg
10
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LT1054IN8#PBF 功能描述:IC REG SWITCHED CAP DBL INV 8DIP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:250 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V 输入电压:2.05 V ~ 6 V PWM 型:电压模式 频率 - 开关:2MHz 电流 - 输出:500mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-UFDFN 包装:带卷 (TR) 供应商设备封装:6-SON(1.45x1) 产品目录页面:1032 (CN2011-ZH PDF) 其它名称:296-25628-2
LT1054IN8#PBF 制造商:Linear Technology 功能描述:DC/DC Controller IC
LT1054IP 功能描述:电荷泵 Switched-Capacitor Voltage Converter RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube
LT1054IP 制造商:Texas Instruments 功能描述:Voltage Regulator IC Package/Case:8-PDIP
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