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34701_07 参数 Datasheet PDF下载

34701_07图片预览
型号: 34701_07
PDF下载: 下载PDF文件 查看货源
内容描述: 1.5 A开关模式电源与线性稳压器 [1.5 A Switch-Mode Power Supply with Linear Regulator]
分类和应用: 稳压器开关
文件页数/大小: 38 页 / 858 K
品牌: FREESCALE [ Freescale ]
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ELECTRICAL CHARACTERISTICS  
STATIC ELECTRICAL CHARACTERISTICS  
Table 3. Static Electrical Characteristics (continued)  
Characteristics noted under conditions -40°C TA 85°C unless otherwise noted. Input voltages VIN1 = VIN2 = 3.3 V using  
the typical application circuit (see Figure 33) unless otherwise noted.  
Characteristic  
Symbol  
Min  
Typ  
Max  
Unit  
CONTROL AND SUPERVISORY CIRCUITS  
Enable (EN1, EN2) Input Voltage Threshold  
Enable (EN1, EN2) Pulldown Resistance  
RST Low-Level Output Voltage, IOL = 5.0 mA  
RST Leakage Current, OFF State, Pulled Up to 5.25 V  
RST Undervoltage Threshold on VOUT (VOUT/VOUT) (17)  
RST Overvoltage Threshold on VOUT (VOUT/VOUT) (17)  
RST Undervoltage Threshold on VLDO (VLDO/VLDO) (17)  
RST Overvoltage Threshold on VLDO (VLDO/VLDO) (17)  
RST Timer Voltage Threshold  
V
R
1.0  
30  
1.5  
55  
2.0  
90  
V
kΩ  
V
EN-TH  
EN-PD  
V
0.4  
10  
OL  
ILKG-RST  
µA  
%
V
-14  
0.5  
-12  
4.0  
1.0  
-17  
-1.0  
-0.5  
14  
OUTITh  
V
%
OUTITh  
V
-4.0  
12  
%
LDOITh  
V
%
LDOITh  
V
1.2  
1.5  
-34  
1.0  
100  
47  
V
TH-RT  
RST Timer Source Current (RT pin at 0 V)  
RST Timer Leakage Current  
IS-RT  
mA  
µA  
mV  
µF  
V
I
LKG-RT  
RST Timer Saturation Voltage, Reset Timer Current = 300 µA  
Maximum Recommended Value of the Reset Timer Capacitor  
CLKSEL Threshold Voltage  
V
35  
SAT-RT  
C
t
V
1.2  
60  
1.2  
60  
150  
1.6  
120  
1.6  
120  
170  
10  
2.0  
240  
2.0  
240  
190  
THCLKS  
CLKSEL Pullup Resistance  
R
S
kΩ  
V
PU-CLK  
ADDR Threshold Voltage (17)  
V
THADDR  
PU-ADDR  
ADDR Pullup Resistance  
R
kΩ  
°C  
°C  
Thermal Shutdown (IC sensor) (17)  
T
LIM  
Thermal Shutdown Hysteresis (17)  
T
LIMHYS  
SDA, SCL PINS I2C BUS (STANDARD)  
Input Threshold Voltage (Pin SCL), Rising Edge (17)  
Input Threshold Voltage (Pin SDA)  
V
1.3  
1.3  
1.7  
1.7  
10  
V
V
LTH  
V
LTH  
SDA, SCL Input Current, Input Voltage = 5.25 V (VIN1)  
SDA Low-Level Output Voltage, 3.0 mA Sink Current  
SDA, SCL Capacitance (17)  
IIN  
1.0  
µA  
V
V
0.4  
10  
OL  
C
7.0  
pF  
Input  
Notes  
17. Design information only. This parameter is not production tested.  
34701  
Analog Integrated Circuit Device Data  
Freescale Semiconductor  
11