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参数资料
| 型号： | LT3958EUHE#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 28/28页 |
| 文件大小： | 0K |
| 描述： | IC REG MULTI CONFIG ADJ 36VQFN |
| 特色产品： | LT?3957/LT?3958 Converters |
| 标准包装： | 61 |
| 类型： | 升压（升压），反相，回扫，Sepic |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 1.6 V ~ 80 V |
| 输入电压： | 5 V ~ 80 V |
| PWM 型： | 电流模式 |
| 频率 - 开关： | 100kHz ~ 1MHz |
| 电流 - 输出： | 3.3A |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 36-WFQFN 裸露焊盘 |
| 包装： | 管件 |
| 供应商设备封装： | 36-QFN-EP（6x5） |
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LT3958
TYPICAL APPLICATIONS
5V Output Nonisolated Flyback Power Supply
V IN
10V TO 40V
C IN
4.7μF
50V
X5R
0.1μF
50V
1.8k
1W
D SN
?
T1
3:1
?
D1
V OUT
5V
2A
C OUT
100μF
6.3V
90
85
80
Ef?ciency vs Output Current
V IN = 24V
75
200k
32.4k
V IN
EN/UVLO
LT3958
SW GND
70
65
60
SGND
SYNC
SENSE1
SENSE2
FBX
34k
1%
55
50
63.4k
200kHz
RT SS
VC
0.47μF
10k
INTV CC
4.7μF
10V
X5R
15.8k
1%
0
0.5 1 1.5
OUTPUT CURRENT (A)
2
3958 TA05b
100pF
10nF
3958 TA06a
T1: COILTRONICS VP2-0066
RELATED PARTS
PART NUMBER
LT3580
LT3573
LT3574
LT3757
LT3758
DESCRIPTION
Boost/Inverting DC/DC Converter with 2A Switch,
Soft-Start and Synchronization
Isolated Flyback Switching Regulator with 60V
Integrated Switch
Isolated Flyback Switching Regulator with 60V
Integrated Switch
Boost, Flyback, SEPIC and Inverting Controller
Boost, Flyback, SEPIC and Inverting Controller
COMMENTS
2.5V ≤ V IN ≤ 32V, Current Mode Control, 200kHz to 2.5MHz, 3mm × 3mm
DFN-8, MSOP-8E
3V ≤ V IN ≤ 40V, Up to 7W, No Opto-Isolator or Third Winding Required,
MSOP-16E
3V ≤ V IN ≤ 40V, Up to 3W, No Opto-Isolator or Third Winding Required,
MSOP-16E
2.9V ≤ V IN ≤ 40V, Current Mode Control, 100kHz to 1MHz Programmable
Operation Frequency, 3mm × 3mm DFN-10 and MSOP-10E Package
5.5V ≤ V IN ≤ 100V, Current Mode Control, 100kHz to 1MHz Programmable
Operation Frequency, 3mm × 3mm DFN-10 and MSOP-10E Package
LTC1871/LTC1871-1/ Wide Input Range, No R SENSE ? Low Quiescent
Adjustable Switching Frequency, 2.5V ≤ V IN ≤ 36V, Burst Mode Operation at
LTC1871-7
LT3825
LT3837
LT1725
LT1737
Current Flyback, Boost and SEPIC Controller
Isolated No-Opto Synchronous Flyback Controller
Isolated No-Opto Synchronous Flyback Controller
Isolated No-Opto Flyback Controller
Isolated No-Opto Flyback Controller
Light Load
V IN 16V to 75V Limited by External Components, Up to 60W,
Current Mode Control
V IN 4.5V to 36V Limited by External Components, Up to 60W,
Current Mode Control
V IN 16V to 75V Limited by External Components, Current Mode Control
V IN 4.5V to 36V Limited by External Components, Current Mode Control
LTC3803/LTC3803-5 200kHz Flyback DC/DC Controller
LTC3805/LTC3805-5 Adjustable Fixed 70kHz to 700kHz Operating
Frequency Flyback Controller
V IN and V OUT Limited Only by External Components, ThinSOT? Package
V IN and V OUT Limited Only by External Components, 3mm × 3mm DFN-10,
MSOP-10E
LT1619
LT3574
Boost, SEPIC and Flyback Current Mode PWM
Controller
Isolated Flyback Switching Regulator with 60V
Integrated Switch
1.9V ≤ V IN ≤ 18V, 300kHz Fixed Operating Frequency
3V ≤ V IN ≤ 40V, Up to 3W, No Opto-Isolator or Third Winding Required,
MSOP-16 Package
3958f
28 Linear Technology Corporation
(408) 432-1900 ● FAX: (408) 434-0507 www.linear.com
1630 McCarthy Blvd., Milpitas, CA 95035-7417
●
LT 0510 ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2010
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3958EUHETRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter |
| LT3958IUHE#PBF | 功能描述:IC REG MULTI CONFIG ADJ 36VQFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 设计资源:Design Support Tool 标准包装:1 系列:- 类型:升压（升压） 输出类型:固定 输出数:1 输出电压:3V 输入电压:0.75 V ~ 2 V PWM 型:- 频率 - 开关:- 电流 - 输出:100mA 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:SOT-23-5 细型，TSOT-23-5 包装:剪切带 (CT) 供应商设备封装:TSOT-23-5 其它名称:AS1323-BTTT-30CT |
| LT3958IUHE#TRPBF | 功能描述:IC REG MULTI CONFIG ADJ 36VQFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 设计资源:Design Support Tool 标准包装:1 系列:- 类型:升压（升压） 输出类型:固定 输出数:1 输出电压:3V 输入电压:0.75 V ~ 2 V PWM 型:- 频率 - 开关:- 电流 - 输出:100mA 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:SOT-23-5 细型，TSOT-23-5 包装:剪切带 (CT) 供应商设备封装:TSOT-23-5 其它名称:AS1323-BTTT-30CT |
| LT3958IUHEPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter |
| LT3958IUHETRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter |
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