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参数资料
| 型号： | ISL9443IRZ-T |
| 厂商： | Intersil |
| 文件页数： | 14/23页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM CM 32-QFN |
| 标准包装： | 6,000 |
| PWM 型： | 电流模式 |
| 输出数： | 3 |
| 频率 - 最大： | 1.32MHz |
| 电源电压： | 4.5 V ~ 26 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | * |
| 包装： | * |
ISL9443
Typical Performance Curves Oscilloscope plots are taken using the ISL9443EVAL1Z Evaluation Board,
V IN = 12V, V OUT1 = 0.9V, V OUT2 = 1.0V, V OUT3 = 0.9V unless otherwise noted. (Continued)
V OUT1 AT 500mV/DIV
V OUT1 AT 500mV/DIV
V OUT2 AT 500mV/DIV
V OUT2 AT 500mV/DIV
V OUT3 AT 500mV/DIV
V OUT3 AT 500mV/DIV
PGOOD AT 5V/DIV
TIME AT 10ms/DIV
PGOOD AT 5V/DIV
TIME AT 10ms/DIV
FIGURE 14. PGOOD RISING WAVEFORM
V OUT1 AT 20mV/DIV, LOAD = 0mA
TIME AT 10ms/DIV
V OUT1 AT 20mV/DIV, LOAD = 100mA
TIME AT 10μs/DIV
V OUT1 AT 20mV/DIV, LOAD = 10A
TIME AT 2μs/DIV
FIGURE 16. PWM1 OUTPUT RIPPLE. MODE = 0V (DEM)
V OUT1 AT 100mV/DIV
FIGURE 15. PRE-BIASED START-UP WAVEFORM
V OUT1 AT 20mV/DIV, LOAD = 0mA
TIME AT 2μs/DIV
V OUT1 AT 20mV/DIV, LOAD = 100mA
TIME AT 2μs/DIV
V OUT1 AT 20mV/DIV, LOAD = 10A
TIME AT 2μs/DIV
FIGURE 17. PWM1 OUTPUT RIPPLE. MODE = 5V (CCM)
V OUT1 AT 1V/DIV
V OUT2 AT 100mV/DIV
ENSS1 AT 5V/DIV
V OUT3 AT 100mV/DIV
5A
15 A
5A
OUTPUT CURRENT AT 10A/DIV
TIME AT 20μs/DIV
PGOOD AT 5V/DIV
TIME AT 50ms/DIV
FIGURE 18. PWM1 LOAD TRANSIENT RESPONSE
14
FIGURE 19. PWM1 OCP RESPONSE, OUTPUT SHORT CIRCUITED TO
GROUND
FN7663.1
February 24, 2012
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相关代理商/技术参数 |
参数描述 |
|---|---|
| ISL9443IRZ-T7A | 功能描述:软开关 PWM 控制器 ISL9443 TRIPLE STEP CONTRLR IMVP-6. 32LD RoHS:否 制造商:Fairchild Semiconductor 输出端数量: 输出电流: 开关频率: 工作电源电压:30 V 电源电流: 最大工作温度:+ 105 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel |
| ISL9443IRZ-T7AS2750 | 制造商:Intersil Corporation 功能描述:ISL9443 TRIPLE, STEP- DOWN PWM CONTROLLER IMVP-6. 32 LD MLFP - Tape and Reel |
| ISL9443IRZ-TS2750 | 制造商:Intersil Corporation 功能描述:PB FREE. ISL9443 TRIPLE, STEP- DOWN PWM CONTROLLER IMVP-6. 3 - Tape and Reel |
| ISL9444CRZ | 制造商:Intersil Corporation 功能描述:PB FREE. ISL9444 TRIPLE, STEP- DOWN PWM CONTROLLER IMVP-6. 4 - Rail/Tube 制造商:Intersil Corporation 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN 制造商:Intersil 功能描述:Pb Free. ISL9444 Tri ple, Step- Down PWM |
| ISL9444CRZ-T | 制造商:Intersil Corporation 功能描述:PB FREE. ISL9444 TRIPLE, STEP- DOWN PWM CONTROLLER IMVP-6. 4 - Tape and Reel 制造商:Intersil Corporation 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN 制造商:Intersil 功能描述:Pb Free. ISL9444 Tri ple, Step- Down PWM |
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