参数资料
| 型号： | IR3550MTRPBF |
| 厂商： | International Rectifier |
| 文件页数： | 10/22页 |
| 文件大小： | 0K |
| 描述： | IC DRIVER GATE 60A PQFN |
| 标准包装： | 1 |
| 系列： | * |
| 其它名称： | IR3550MTRPBFDKR |
60A Integrated PowIRstage?
IR3550
TYPICAL OPERATING CHARACTERISTICS (CONTINUED)
Circuit of Figure 32, V IN =12V, V OUT =1.2V, ? SW = 400kHz, L=150nH (0.29m Ω), VCC=7V, T AMBIENT = 25°C, no heat sink, no air flow,
8- layer PCB board of 3.7” (L) x 2.6” (W), no PWM controller loss, no inductor loss, unless specified otherwise.
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
3.00
2.25
1.50
0.75
0.00
-0.75
-1.50
-2.25
PWM
5V/div
SW
5V/div
GATEL
10V/div
5.00
5.25
5.50
5.75
6.00
6.25
6.50
6.75
7.00
VCC Voltage (V)
Figure 13: Normalized Power Loss vs. VCC Voltage
400ns/div
Figure 16: Switching Waveform, I OUT = 0A
1.15
1.10
1.05
1.00
0.95
0.90
0.85
2.25
1.50
0.75
0.00
-0.75
-1.50
-2.25
PWM
5V/div
SW
5V/div
GATEL
10V/div
120
130
140
150
160
170
180
190
200
210
Output Inductor (nH)
400ns/div
100
Figure 14: Power Loss vs. Output Inductor
Figure 17: Switching Waveform, I OUT = 50A
90
80
70
60
50
40
30
20
10
0
Vcc=6.8V
Vcc=5V
PWM
2V/div
SW
5V/div
200
300
400
500
600
700
800
900
1000
1100
1200
fsw (kHz)
Figure 15: VCC Current vs. Switching Frequency
40ns/div
Figure 18: PWM to SW Delays, I OUT = 10A
10
March 12, 2012 | FINAL DATASHEET
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相关代理商/技术参数 |
参数描述 |
|---|---|
| IR3550MTRPBF-CUT TAPE | 制造商:IR 功能描述:1 MHz 60 A Integrated PowIRstage Synchronous Buck Gate Driver - PQFN-32 |
| IR3551 | 制造商:IRF 制造商全称:International Rectifier 功能描述:The IR3551 integrated PowIRstage?? is a synchronous buck gate driver co-packed with a control MOSFET and a synchronous MOSFET with integrated Schottky diode. |
| IR3551MPBF | 制造商:IRF 制造商全称:International Rectifier 功能描述:The IR3551 integrated PowIRstage?? is a synchronous buck gate driver co-packed with a control MOSFET and a synchronous MOSFET with integrated Schottky diode. |
| IR3551MTRPBF | 功能描述:功率驱动器IC PowIRstage DC DRVR 50A 0.25 (VCC -2.5) RoHS:否 制造商:Micrel 产品:MOSFET Gate Drivers 类型:Low Cost High or Low Side MOSFET Driver 上升时间: 下降时间: 电源电压-最大:30 V 电源电压-最小:2.75 V 电源电流: 最大功率耗散: 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube |
| IR3553 | 制造商:IRF 制造商全称:International Rectifier 功能描述:40A Integrated PowIRstage?? |
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