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參數(shù)資料
| 型號(hào)： | TL7705BQP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDIP8 |
| 封裝： | PLASTIC, DIP-8 |
| 文件頁數(shù)： | 20/21頁 |
| 文件大小： | 640K |
| 代理商： | TL7705BQP |
TL7702B, TL7705B, TL7733B
SUPPLY-VOLTAGE SUPERVISORS
SLVS037M – SEPTEMBER 1989 – REVISED MAY 2003
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 4
14
10
8
6
02
4
6
8
10
t
–
Assertion
T
ime
–
ns
18
20
ASSERTION TIME
vs
LOAD RESISTANCE
16
12
RL – Load Resistance – k
VCC = 5 V
CT = 0.1 F
CL = 10 pF
TA = 25°C
RESET tr
RESET tf
Figure 5
400
200
100
0
02
4
6
8
10
t
–
Deassertion
T
ime
–
ns
600
700
DEASSERTION TIME
vs
LOAD RESISTANCE
500
300
RL – Load Resistance – k
VCC = 5 V
CT = 0.1 F
CL = 10 pF
TA = 25°C
RESET tf
RESET tr
RESET tf
Figure 6
24
18
12
6
0
25
50
75
100
125
t
–
Assertion
T
ime
–
ns
30
36
ASSERTION TIME
vs
LOAD CAPACITANCE
150
175
200
VCC = 5 V
CT = 0.1 F
RL = 4.7 k
TA = 25°C
RESET tr
RESET tf
CL – Load Capacitance – pF
Figure 7
0.9
0.7
0.5
0.3
0
25
50
75
100
125
t
–
Deassertion
T
ime
–
1.1
1.3
DEASSERTION TIME
vs
LOAD CAPACITANCE
150
175
200
1.7
1.5
1.9
2.1
VCC = 5 V
CT = 0.1 F
RL = 4.7 k
TA = 25°C
RESET tf and RESET tr
CL – Load Capacitance – pF
s
For proper operation, both RESET and RESET should be terminated with resistors of similar value. Failure to do so may cause unwanted
plateauing in either output waveform during switching.
The TL7705BM is obsolete
and no longer is supplied.
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