参数资料
型号: MC34710EWR2
厂商: Freescale Semiconductor
文件页数: 8/18页
文件大小: 0K
描述: IC PWR SUPPLY ADJ DUAL SW 32SOIC
产品变化通告: AMPD Product Discontinuation 12/Dec/2012
标准包装: 1,000
应用: 通用,监控器,序列
电流 - 电源: 7.5mA
电源电压: 13 V ~ 32 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-SSOP(0.295",7.50mm 宽)裸露焊盘
供应商设备封装: 32-SOICW 裸露焊盘
包装: 带卷 (TR)
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Table 4. DYNAMIC ELECTRICAL CHARACTERISTICS
Characteristics noted under conditions 4.75V ≤ V IO ≤ 5.25V, 13V ≤ V B + ≤ 32V, and 0 ° C ≤ T J ≤ 105 ° C, unless otherwise noted.
Typical values noted reflect the approximate parameter mean at T A = 25 ° C under nominal conditions unless otherwise noted
Characteristic
Symbol
Min
Typ
Max
Unit
VI /O SWITCHING REGULATOR
Duty Cycle
D
45
49
55
%
Switching Rise and Fall Time
t R , t F
ns
Load Resistance = 100 Ω , V B + = 30V
20
35
50
SUPERVISOR CIRCUITRY (RST)
RST Delay
t DELAY
ms
C delay = 0.1 μ F
RST Filter Time
V B + = 9.0V
RST Fall Time
C L = 100pF, R PULLUP = 4.7k Ω , 90% to 10%
t FILTER
t F
40
2.0
60
4.0
25
80
8.0
75
μ s
ns
C Delay
Charge Current
Threshold Voltage
I CDLY
V THCD
2.0
1.7
3.5
2.0
5.0
2.2
μ A
V
INTERNAL OSCILLATOR
Charge Pump and V I / O Switching Regulator Operating Frequency
f OP
kHz
V B + = 12 to 32V
140
170
260
34710
Analog Integrated Circuit Device Data
8
Freescale Semiconductor
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