參數(shù)資料
型號(hào): HA1835P
廠商: Hitachi,Ltd.
英文描述: COIL 12UH 1200MA CHOKE SMD
中文描述: 看門狗定時(shí)器
文件頁數(shù): 11/13頁
文件大小: 59K
代理商: HA1835P
HA1835P/HA1848P
11
0
20
40
60
80
100
5 k
2 k
1 k
500
200
100
50
30
Figure 7 Clock Pulse Frequency vs. Clock Pulse Duty Cycle
Figure 8 Clock Pulse Frequency vs. Resistor
Duty =
B
A + B
A B
Ta = 25
°
C
V
IN
= 12 V
Resistor Rf (
)
20 k
10 k
5 k
2 k
1 k
500
200
100
50
20
100 k
200 k
500 k
Ta = 25
°
C
V
= 12 V
Duty = 50%
System run-away
sense region
System run-away
sense region
Clock pulse duty cycle (%)
C
C
Allowable operation
clock pulse duty
cycle
Normal operation region
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