参数资料
型号: LM2588T-3.3/NOPB
厂商: National Semiconductor
文件页数: 13/38页
文件大小: 0K
描述: IC REG MULTI CONFIG 3.3V TO220-7
产品培训模块: SIMPLE SWITCHER® Regulators
标准包装: 45
系列: SIMPLE SWITCHER®
类型: 升压(升压),回扫,正向转换器
输出类型: 固定
输出数: 1
输出电压: 3.3V
输入电压: 4 V ~ 40 V
PWM 型: 电流模式
频率 - 开关: 100kHz ~ 200kHz
电流 - 输出: 5A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 通孔
封装/外壳: TO-220-7 成形引线
包装: 管件
供应商设备封装: TO-220-7
配用: 551011367-051-ND - BOARD WEBENCH BUILD IT LM2586/88
其它名称: *LM2588T-3.3
*LM2588T-3.3/NOPB
LM2588T-3.3
SNVS117D – APRIL 1998 – REVISED APRIL 2013
C IN1 —100 μ F, 25V Aluminum ElectrolyticC IN2 —0.1 μ F CeramicL—15 μ H, Renco #RL-5472-5D—1N5820C OUT —680
μ F, 16V Aluminum ElectrolyticC C —0.47 μ F CeramicR C —2kFor 12V Devices: R1 = Short (0 Ω ) andR2 = OpenFor ADJ
Devices: R1 = 48.75k, ±0.1% andR2 = 5.62k, ±0.1%
Figure 19. LM2588-12 and LM2588-ADJ
Block Diagram
For Fixed Versions 3.3V, R1 = 3.4k, R2 = 2k5.0V, R1 = 6.15k, R2 = 2k12V, R1 = 8.73k, R2 = 1kFor Adj. VersionR1 =
Short (0 Ω ), R2 = Open
Flyback Regulator Operation
The LM2588 is ideally suited for use in the flyback regulator topology. The flyback regulator can produce a single
output voltage, such as the one shown in Figure 20 , or multiple output voltages. In Figure 20 , the flyback
regulator generates an output voltage that is inside the range of the input voltage. This feature is unique to
flyback regulators and cannot be duplicated with buck or boost regulators.
Copyright ? 1998–2013, Texas Instruments Incorporated
Product Folder Links: LM2588
13
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相关代理商/技术参数
参数描述
LM2588T-5.0 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
LM2588T-5.0/NOPB 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
LM2588T50 制造商:Texas Instruments 功能描述:SWITCHING REG 5A 5.0V 2588 TO-220
LM2588T-ADJ 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
LM2588T-ADJ 制造商:Texas Instruments 功能描述:SWITCHING REG 5A ADJ 2588 TO2207