參數(shù)資料
型號(hào): LTC2920-1
廠商: Linear Technology Corporation
英文描述: Precision Quad Supply Monitor in 6-Lead SOT-23
中文描述: 精密四電源監(jiān)視器6引腳SOT - 23
文件頁數(shù): 5/16頁
文件大?。?/td> 187K
代理商: LTC2920-1
5
LTC2903-1
29031f
TYPICAL PERFOR U
Transient Duration
vs Comparator Overdrive
Reset Time-Out Period
vs Temperature
RST Output Voltage with 10k
Pull-Up to V1
RST Output Voltage with
10k Pull-Up to V1
RESET COMPARATOR OVERDRIVE (% OF V
RTX
)
0.1
250
T
μ
s
300
350
400
1
10
100
29031 G10
200
150
50
0
100
RESET OCCURS
ABOVE CURVE
TEMPERATURE (
°
C)
–50
140
R
R
160
180
200
220
260
–25
0
25
50
29301 G11
75
100
240
V1 (V)
0
R
3.0
4.0
5.0
4
29031 G12
2.0
1.0
2.5
3.5
4.5
1.5
0.5
0
1
0.5
2
1.5
3
3.5
4.5
2.5
5
V1 = V2 = V3
LTC2903B, C
V1 (V)
0
R
0.15
0.20
0.25
0.30
0.8
29301 G13
0.10
0.05
0
0.2
0.4
0.6
1.0
0.7
0.1
0.3
0.5
0.9
V1 ONLY
V1 = V2 = V3
Low Voltage Reset Pull-Down
Performance vs External Pull-Up
Current and Input Supply Voltage
V
IN
, INPUT SUPPLY VOLTAGE (V)
0
R
0.06
0.08
0.10
0.8
29031 G14
0.04
0.02
0.05
0.07
0.09
0.03
0.01
0
0.2
0.1
1
μ
A
0.4
0.3
0.6 0.7
0.9
0.5
1
2
μ
A
5
μ
A
20
μ
A
V
IN
= V1 = V2 = V3
10
μ
A
RST Current Sink Capability
vs V
CC
V
CC
(V)
0
I
R
9
12
15
1.5
2.5
5
29031 G15
6
3
0
0.5
1
2
3
3.5
4
4.5
V
OL
= 0.4V
V
OL
= 0.2V
RST Voltage Output Low
vs RST Sink Current
I
RST
(mA)
0
0
V
O
0.3
0.9
1.2
1.5
10
20
25
45
29031 G16
0.6
5
15
30
35
40
LTC2903A
V1 = 3.3V
V2 = 2.1V
85
°
C
25
°
C
–45
°
C
I
RST
(mA)
0
0
V
O
0.3
0.9
1.2
1.5
10
20
60
29031 G16
0.6
30
40
50
LTC2903B, C
V1 = 5V
V2 = 2.7V
85
°
C
25
°
C
–45
°
C
RST Voltage Output Low
vs RST Sink Current
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