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參數(shù)資料
| 型號： | U840B |
| 英文描述： | Digital / Wipe-Wash Control for Rear or Front Wiper |
| 中文描述： | 數(shù)字/擦拭為前清洗后或控制雨刷 |
| 文件頁數(shù)： | 6/8頁 |
| 文件大小： | 169K |
| 代理商： | U840B |
U840B
TELEFUNKEN Semiconductors
Rev. A2, 03-Feb-97
6 (8)
Parameters
Test Conditions / Pin
Symbol
I
8
Min.
Typ.
Max.
300
Unit
mA
Output current
Normal operation
Output pulse current
Load dump
Internal Z-diode
Short circuit threshold
Oscillator input
Oscillator capacitance,
Pin 2 (
±
5%, TC MKT,
MKS2)
Oscillator resistance, Pin 3
(
±
1% TC)
Oscillator frequency
Upper switching point
Lower switching point
Internal discharge resis-
tance
Times
External circuitry see oscillator input
Debouncing time CP, INT
Interval turn-on time
Interval pause
Turn-on delay
Wipe/ wash mode, PP to
GND
Dry wiping time
Debouncing time short
circuit
t
D
= debouncing time
1. Interval cycle time
2. Interval cycle time
1. Interval cycle time
I
8
1.5
A
V
8
I
8
28
V
500
mA
C
2
100
nF
R
6
39
k
f
0
V
2
V
2
R
2
320
3
1
500
Hz
V
V
t
1
t
2
t
3
67
300
0.8
800
110
450
22
1000
ms
ms
s
ms
t
4
+ t
D
t
5
+ t
D
t
6
3400
6
4200
11
ms
ms
t
2
+ t
3,1
t
2
+ t
3,2
t
2
+ t
3,3
1200
1980
4900
1500
2450
6100
ms
ms
ms
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