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34704 参数 Datasheet PDF下载

34704图片预览
型号: 34704
PDF下载: 下载PDF文件 查看货源
内容描述: 多通道DC-DC电源管理IC [Multiple Channel DC-DC Power Management IC]
分类和应用:
文件页数/大小: 54 页 / 1389 K
品牌: FREESCALE [ Freescale ]
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ELECTRICAL CHARACTERISTICS  
STATIC ELECTRICAL CHARACTERISTICS  
Table 4. Static Electrical Characteristics (continued)  
Characteristics noted under conditions 2.7 V VIN 5.5 V, -20°C TA 85°C, GND = 0 V, unless otherwise noted. Typical  
values noted reflect the approximate parameter means at TA = 25°C under nominal conditions, unless otherwise noted.  
Characteristic  
PVIN5 Leakage Current (Off State) @25°C  
SW5D Leakage Current (Off State) @25°C  
SW5U Leakage Current (Off State) @25°C  
REGULATOR 6(16)  
Symbol  
Min  
Typ  
Max  
Unit  
IPVIN5_LKG  
ISW5D_LKG  
ISW5U_LKG  
-
-
-
-
-
-
1.0  
1.0  
1.0  
μA  
μA  
μA  
Output Voltage Range  
VOUT  
-
5.0  
15  
15  
4.0  
1.0  
-
V
%
Output Accuracy  
Line/Load Regulation(15)  
-4.0  
-
-
REGLN/LD  
-1.0  
%
V
-
0.600(17)  
V
Feedback Reference Voltage  
FB  
Dynamic Voltage Scaling Range  
Dynamic Voltage Scaling Step Size  
Continuous Output Current(15)  
VDYN  
VDYN_STEP  
IOUT  
-10  
-
10  
-
%
-
2.5  
50  
%
-
60  
-
mA  
A
Over-current Limit (Detected in low side FET)  
Short-circuit Current Limit (Detected in the Blocking FET)  
Over-current Limit Accuracy  
ILIM_ION  
ISHORT_ION  
-
-
3.0  
4.5  
-
-
-
A
-20  
20  
-
%
N-CH Switch Power MOSFET RDS(ON)  
N-CH Synch. Power MOSFET RDS(ON)  
N-CH Shutdown Power MOSFET RDS(ON)  
Discharge MOSFET RDS(ON)  
Thermal Shutdown Threshold(15)  
Thermal Shutdown Hysteresis(15)  
SW6 Leakage Current (Off State) @25°C  
REGULATOR 7(16)  
RDS(ON) SW  
RDS(ON) SY  
RDS(ON) SH  
RDS(ON) DIS  
-
-
-
-
-
-
-
-
200  
600  
200  
70  
mΩ  
mΩ  
mΩ  
Ω
-
-
-
-
-
-
TSD  
170  
25  
-
°C  
°C  
μA  
TSD-HYS  
ISW6_LKG  
-
-
1.0  
Output Voltage Range  
VOUT  
-
-5.0  
-7.0  
-9.0  
2.0  
1.0  
-
V
%
%
V
Output Accuracy  
Line/Load Regulation(15)  
-2.0  
-
REGLN/LD  
-1.0  
-
V
-
0.600(17)  
Feedback Reference Voltage  
FB  
Continuous Output Current(15)  
IOUT  
-
50  
55  
0.8  
1.1  
1.5  
-
60  
-
mA  
Ω
V
Discharge MOSFET RDS(ON)  
RDS(ON) DIS  
-
-
Gate Drive Voltage High Level (@ -50 mA, VIN=3.6V)  
Gate Drive Voltage Low Level (@ 50 mA, VIN=3.6V)  
VREF7 Output Voltage  
VIN-VOH  
VOL  
-
-
1.4  
1.8  
-
V
VREF7  
-
-
V
VREF7 Voltage Accuracy  
1.43  
1.43  
1.57  
1.57  
V
VREF7 Output Load Regulation (10 μA to 1.0 mA)  
REGLD  
-
V
Notes  
15. Guaranteed by Design  
16. Available only on the 34704A  
17.  
V
is 0.6V when the part ist powered up and no DVS is changed. DVS is achieved by modifying V reference.  
FB FB  
34704  
Analog Integrated Circuit Device Data  
Freescale Semiconductor  
12  
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