參數(shù)資料
型號(hào): LTC2905ITS8
廠商: LINEAR TECHNOLOGY CORP
元件分類(lèi): 電源管理
英文描述: Precision Dual Supply Monitors with Pin-Selectable Thresholds
中文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: 1 MM HEIGHT, PLASTIC, MO-193, TSOT-23, 8 PIN
文件頁(yè)數(shù): 6/16頁(yè)
文件大?。?/td> 155K
代理商: LTC2905ITS8
LTC2904/LTC2905
6
sn29045 29045fs
RST PULL-DOWN CURRENT, I
RST
(mA)
0
R
O
20
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
29045 G19
10
50
60
40
30
SUPPLY VOLTAGE, V
CC
(V)
2.0
R
R
μ
A
4.0
–18
–16
–14
–12
–10
–8
–6
–4
–2
0
29045 G21
3.0
5.0
2.5
4.5
3.5
SUPPLY VOLTAGE, V
CC
(V)
2.0
4.0
29045 G22
3.0
5.0
2.5
4.5
3.5
25
°
C
85
°
C
–40
°
C
V1 = 5V
V2 = 3V
S1 = S2 = TOL = V1
NO PULL-UP R
OUTPUT SOURCE CURRENT, I
RST
(
μ
A)
–12
R
O
3.0
2.5
2.0
1.5
1.0
0.5
–10
–8
–6
–4
29045 G23
–2
0
V1 = 3.3V
V2 = 1.8V
S1 = TOL =V1
S2 = OPEN
NO PULL-UP R
25
°
C
85
°
C
–40
°
C
OUTPUT SOURCE CURRENT, I
RST
(
μ
A)
–7
R
O
3.5
3.0
2.5
2.0
1.5
1.0
0.5
–1
–8
–6
–3
–4
–5
29045 G24
–2
0
V1 = 3.3V
V2 = 1.5V
S1 = TOL = V1
S2 = OPEN
NO PULL-UP R
25
°
C
85
°
C
TEMPERATURE (
°
C)
I
S
,
S
,
T
μ
A
20
19
18
17
16
15
14
13
12
11
10
29045 G25
TEMPERATURE (
°
C)
I
S
,
S
,
T
μ
A
–20
–19
–18
–17
–16
–15
–14
–13
–12
–11
–10
29045 G26
V
RT25
V
RT33
V
RT50
TOL = GND
RST PULL-DOWN CURRENT, I
RST
(mA)
0
R
O
20
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
29045 G20
10
50
60
40
30
25
°
C
85
°
C
–40
°
C
V1 = 5V
V2 = 3.3V
S1 = S2 = TOL = V1
NO PULL-UP R
–40
°
C
R
R
μ
A
–16
–14
–12
–10
–8
–6
–4
–2
0
TOL = V1
V
RT25
V
RT33
V
RT50
–50
100
25
75
–25
0
50
–50
100
25
75
–25
0
50
S1 = S2 = TOL = 3.3V
S1 = S2 = TOL = GND
TYPICAL PERFOR U
Specifications are at T
A
= 25
°
C unless otherwise noted.
RST Output Voltage High (V
OH
) vs
RST Output Source Current (I
RST
)
RST Output Voltage Low (V
OL
) vs
RST Pull-Down Current (I
RST
)
RST Output Voltage Low (V
OL
) vs
RST Pull-Down Current (I
RST
)
RST Pull-Up Current (I
RST
) vs
Supply Voltage (V
CC
)
RST Pull-Up Current (I
RST
) vs
Supply Voltage (V
CC
)
RST Output Voltage High (V
OH
) vs
RST Output Source Current (I
RST
)
I
S1
, I
S2
, I
TOL
vs Temperature
I
S1
, I
S2
, I
TOL
vs Temperature
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