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參數資料
| 型號： | U6268B-FP |
| 英文描述： | Low power JFET dual operational amplifiers |
| 文件頁數： | 9/13頁 |
| 文件大?。?/td> | 109K |
| 代理商： | U6268B-FP |
U6268B
Rev. A3, 11-Apr-01
9 (13)
Electrical Characteristics (continued)
T
amb
= –40 to 95
°
C and T
j
= –40 to 150
°
C,
Operation supply-voltage range V
S
= 5.7 to 18 V continuously, V
S
The current values are based on R = 750
25 V for max. 25 min, V
S
40 V for up to 500 ms.
0%-resistor at OCM1/OCM2 pins.
Parameters
Test Conditions / Pins
10 mA
Symbol
R
ret
I
ret_lim
I
ret_lim
I
ret_low
V
ret_low
Min.
2
Typ.
Max.
8
Unit
Dynamic resistance
dI
Current limitation
RETURN i
RETURNx is always
higher than current
limitation OUTx
Enable high, V
RETURNx
= 2 V
Enable high, V
RETURNx
Enable low V
RETURNx
Threshold comparator, switch-off
return
Threshold comparator, switch-on
return
Hysteresis
Switching on I
RETURN
at 50 mA
Switching off I
RETURN
at 1 mA
60
150
mA
18 V
70
200
mA
18 V
0.8
2
mA
Overcurrent-detection
level
V
ret_high
V
ret_hys
t
dRet_on
t
dRet_off
1.4
1.1
0.2
3
30
2
1.5
0.7
30
90
V
V
V
Delay time
C
RETURN
= 47 nF
Function CLL1, CLL2
(CLLx with 2 k to 5 V)
s
s
I
OUT
threshold CLL
comparator
R
OCM
= 750
CLL low-level threshold
CLL high-level threshold
Hysteresis
I
CLL_L
I
CLL_H
I
CLL_hys
23.3
19.1
3.5
27.3
22.3
8.2
mA
mA
mA
CLL saturation voltage
I
CLL
V
CLL
I
OUT
to CLL rise
I
OUT
to CLL fall
Max. difference between rise and
fall time
2.5 mA
V
CLL_sat
I
CLL_leak
t
Cll_rise
t
Cll_fall
t
rise-fall
0.4
V
CLL leakage current
6.5 V
1
A
Response time to current
change
0.1
0.1
2
2
1
s
s
s
CLL output switching
speed
Current transmission rate
Rise
Fall
t
CLL_rise
t
CLL–fall
1
1
s
s
60
kHz
Current transmission
3 dB bandwidth
Function ENABLE1, ENABLE2
500
kHz
Enable high–level
threshold
Enable low-level
threshold
Enable input pull-down
current (to ensure output
disabled during power-off
and reset of micro-
controller)
V
Enable_on
2
6.5
V
V
Enable_off
–0.3
0.8
V
I
Enable
10
100
A
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| U629029B | 制造商: 功能描述: 制造商:undefined 功能描述: |
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