參數(shù)資料
型號: LTC2900-1IMS
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Programmable Quad Supply Monitor with Adjustable Reset Timer
中文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
封裝: PLASTIC, MSOP-10
文件頁數(shù): 6/16頁
文件大?。?/td> 199K
代理商: LTC2900-1IMS
6
LTC2900
2900f
TYPICAL PERFOR U
RST Pull-Up Current vs V2
(LTC2900-1)
V2 (V)
2
0
P
μ
A
4
8
12
2.5
3
3.5
4
2900 G22
4.5
16
20
2
6
10
14
18
5
T
A
= 25
°
C
V
RT25
V
RT30
V
RT33
RST Pull-Up Current vs V2
(LTC2900-2)
V2 (V)
2
0
P
2
4
5
2.5
3
3.5
4
2900 G23
4.5
1
3
6
5
T
A
= 25
°
C
V
RT25
V
RT30
V
RT33
RST, I
SINK
vs Supply Voltage
V1 OR V2 (V)
0
0
I
S
2
1
4
3
6
5
1
2
3
4
2900 G17
5
9
8
13
12
7
11
10
6
V
OL
= 0.4V
T
A
= 25
°
C
V
OL
= 0.2V
RST Voltage Output Low
vs Output Sink Current
RST High Level Output Voltage
vs Output Source Current
(LTC2900-2)
I
SINK
(mA)
0
V
O
20
40
50
90
2900 G18
10
30
60
70
80
3.0
2.5
2.0
1.5
1.0
0.5
0
85
°
C
25
°
C
–40
°
C
V2 = 3V
V1 = 5V
I
SOURCE
(mA)
0
0.5
2
V
O
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
2900 G19
2.5
1.5
1
85
°
C
25
°
C
–40
°
C
V1 = 5V
V2 = 3V
V3 = 2.5V
V4 = 1V
RST Output Voltage
vs V1, V
PG
= 0V
Reset Time-Out Period
vs Temperature
Reset Time-Out Period
vs Capacitance
V1 (V)
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
R
2900 G14
5
4
3
2
1
0
V1 = V2 = V3 = V4
10k PULL-UP FROM RST TO V1
T
A
= 25
°
C
TEMPERATURE (
°
C)
–60
4.9
R
R
5.4
6.4
6.9
8.9
7.9
–20
20
40
2900 G15
5.9
8.4
7.4
–40
0
60
80
100
C
= 1500pF
(SILVER MICA)
C
RT
(FARAD)
10p
100p
10n
1
μ
10
1
100m
10m
1m
100
μ
2900 G16
1n
100n
R
R
T
A
= 25
°
C
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LTC2900-1IMSPBF 制造商:Linear Technology 功能描述:Progr. Quad Supply Monitor Adj. MSOP10