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参数资料
| 型号： | IR3629 |
| 厂商： | International Rectifier |
| 英文描述： | HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER WITH POWER GOOD OUTPUT |
| 中文描述： | 高频同步PWM降压控制器与电源良好输出 |
| 文件页数： | 19/23页 |
| 文件大小： | 598K |
| 代理商： | IR3629 |
IR3629/IR3629A MPbF
11/26/2007
Recommended Operating Conditions
Parameter
SYM
Test Condition
Min
TYP
MAX
Units
Accuracy
Feedback Voltage
VFB
0.6
V
0
oC<Tj<125oC
-1.5
+1.5
Accuracy
-40
oC<Tj<105oC, Note2
-2.5
+1.5
%
Supply Current
VCC Supply Current
(Static)
ICC(Static)
SS=0V, No Switching
10
13
IR3629, CLOAD=1.5nF
15
25
VCC Supply Current
(Dynamic)
ICC(Dynamic)
IR3629A, CLOAD=1.5nF
15
19
VC Supply Current
(Static)
IC(Static)
SS=0V, No Switching
4.5
7
IR3629, CLOAD=1.5nF
17
25
VC Supply Current
(Dynamic)
IC(Dynamic)
IR3629A, CLOAD=1.5nF
10
15
mA
Under Voltage Lockout
VCC-Start-Threshold
VCC_UVLO(R)
Supply ramping up
4.0
4.2
4.4
VCC-Stop-Threshold
VCC_UVLO(F)
Supply ramping down
3.7
3.9
4.1
VCC-Hysteresis
VCC_Hys
Supply ramping up and down
0.15
0.25
0.3
VC-Start-Threshold
VC_UVLO(R)
Supply ramping up
3.1
3.3
3.5
VC-Stop-Threshold
VC_UVLO(F)
Supply ramping down
2.85
3.05
3.25
VC-Hysteresis
VC_Hys
Supply ramping up and down
0.15
0.2
0.25
V
Oscillator
IR3629A
270
300
330
Frequency
FS
IR3629
540
600
660
kHz
Ramp Amplitude
Vramp
Note3
1.25
V
Min Duty Cycle
Dmin
Fb=1V
0
%
IR3629, Note3
80
Min Pulse Width
Dmin(ctrl)
IR3629A , Note3
160
ns
IR3629, Fb=0.5V
71
Max Duty Cycle
Dmax
IR3629A, Fb=0.5V
78
%
Electrical Specifications
Unless otherwise specified, these specification apply over V
cc=Vc=12V, 0
oC<T
j< 105
oC
Typical value are specified at Ta=25oC
Symbol
Definition
Min
Max
Units
Vcc
Supply Voltage
4.5
14
V
Vc
Supply Voltage
Converter voltage + 5V
28
V
Tj (Note1)
Junction Temperature
-40
125
oC
Note1:
The junction temperature for 5V application is 0oC-125oC
5
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相关代理商/技术参数 |
参数描述 |
|---|---|
| IR3629A | 制造商:IRF 制造商全称:International Rectifier 功能描述:HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER WITH POWER GOOD OUTPUT |
| IR3629AMPBF | 制造商:IRF 制造商全称:International Rectifier 功能描述:HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER WITH POWER GOOD OUTPUT |
| IR3629AMTRPBF | 功能描述:电压模式 PWM 控制器 HI FREQ SYNC PWM 600kHz 5 or 12V 0.6 RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
| IR3629MPBF | 功能描述:IC CTLR PWM BUCK SYNC 12-MLPD RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,000 系列:- 应用:电源，ICERA E400，E450 输入电压:4.1 V ~ 5.5 V 输出数:10 输出电压:可编程 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:42-WFBGA，WLCSP 供应商设备封装:42-WLP 包装:带卷 (TR) |
| IR3629MTRPBF | 功能描述:电压模式 PWM 控制器 HI FREQ SYNC PWM 600kHz 5 or 12V 0.6 RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
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