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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  
STATIC ELECTRICAL CHARACTERISTICS  
Table 4. Static Electrical Characteristics  
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  
Symbol  
Min  
Typ  
Max  
Unit  
POWER INPUT  
Input Supply Voltage Typical Range  
Input DC Supply Current(9)  
VIN  
IIN  
2.7  
-
-
5.5  
V
mA  
VIN Pin Only  
-
-
-
-
-
-
All regulators are ON, no load; VIN = 3.6 V, FSW =1.0 Mhz  
86  
32  
Regulators 1 - 5 On, Reg 6, 7 and 8 Off; VIN = 3.6 V, FSW = 1.0 Mhz  
Input DC Shutdown Supply Current(9)  
(Shutdown, All regulators are OFF and VIN = 5.5V)  
This includes any pin connected to the battery  
Rising UVLO Threshold  
IOFF  
μA  
-
-
5.0  
UVLOR  
UVLOF  
-
-
-
-
3.0  
2.7  
V
V
Falling UVLO Threshold  
RST  
RST Low Level Output Voltage  
IOL = 1.0 mA  
VRST-OL  
IRST-LKG  
-
V
mA  
%
-
-
-
-
0.4  
1.0  
RST Leakage Current, Off-state @ 25°C  
Current Limit Monitoring  
Over and Short-circuit Current Limit Accuracy  
REGULATOR 1 & VG  
-20  
-
20  
VG Output Voltage  
REG1 Output Voltage(10)  
VVG  
VOUT  
-
5.0  
5.0  
-
-
V
V
-
-
Output Accuracy  
-
-4.0  
4.0  
%
Line/Load Regulation(9)  
REGLN/LD  
VDYN  
-1.0  
-
1.0  
%
Dynamic Voltage Scaling Range  
Dynamic Voltage Scaling Step Size  
Continuous Output Current(9)  
-10  
-
10  
%
VDYN_STEP  
IOUT  
-
2.5  
100  
2.7  
4.0  
-
-
%
-
500  
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  
-
-
-
-
-
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(9)  
Thermal Shutdown Hysteresis(9)  
SW1 Leakage Current (Off State) @ 25°C  
Peak Current Detection Threshold at Power Up(9)  
RDS(ON) SW  
RDS(ON) SY  
RDS(ON) SH  
RDS(ON) DIS  
-
-
-
-
-
-
-
-
-
100  
150  
100  
70  
170  
25  
-
-
mΩ  
mΩ  
mΩ  
Ω
-
-
-
-
-
-
TSD  
-
-
°C  
°C  
μA  
mA  
TSD-HYS  
ISW1_LKG  
IPEAK  
1.0  
-
300  
Notes:  
9. Guaranteed by Design  
10. Available only on the 34704A  
34704  
Analog Integrated Circuit Device Data  
Freescale Semiconductor  
9
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