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参数资料
| 型号： | LTI2911IDDB-5#TRM |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 电源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封装： | 3 X 2 MM, PLASTIC, MO-229, DFN-8 |
| 文件页数： | 16/20页 |
| 文件大小： | 245K |
| 代理商： | LTI2911IDDB-5#TRM |
LTC2911
5
2911f
TYPICAL PERFORMANCE CHARACTERISTICS
PFI Hysteresis vs Temperature
Reset Timeout Period vs
Temperature
RST, PFO Voltage Output Low
vs Sink Current
RST, PFO Voltage Output High
vs Source Current
RST, PFO Voltage Output High
vs VCC
RST, PFO Pin Source Current
vs V1
Normalized Reset and Power-Fail
Threshold Voltages vs Temperature
Quiescent Supply Current
vs Temperature
Allowable Glitch Duration
vs Overdrive
TEMPERATURE (
°C)
–50
0.985
NORMALIZED
THRESHOLD
VOLTAGE
(V/V)
0.990
0.995
1.000
1.005
0
50
100 125
2911 G01
1.010
1.015
–25
25
75
TEMPERATURE (
°C)
–50
0
QUIESCENT
SUPPLY
CURRENT
(A)
10
20
30
40
0
50
100 125
2911 G02
50
60
–25
25
75
IV2 FOR LTC2911-1
OVERDRIVE (%)
0.1
0
GLITCH
DURA
TION
(s)
300
400
500
1
10
100
2911 G03
200
100
TAMB (°C)
–50
HYSTERESIS
(mV)
16.0
17.0
125
2911 G04
15.0
14.0
0
50
100
–25
25
75
18.0
15.5
16.5
14.5
17.5
TEMPERATURE (
°C)
–50
140
TIMEOUT
PERIOD
(ms)
160
180
200
220
0
50
100 125
2911 G05
240
260
–25
25
75
INTERNAL
EXTERNAL
CTMR = 22nF
SINK CURRENT (mA)
0
VOLTAGE
OUTPUT
LOW
(V)
0.2
0.4
0.6
0.8
1.0
5
10
15
20
2911 G06
25
30
–40°C
25°C
85°C
125°C
150°C
VCC = 3V
SOURCE CURRENT (A)
0
VOLTAGE
OUTPUT
HIGH
(V)
2.0
2.5
3.0
15
25
2911 G07
1.5
1.0
5
10
20
30
35
0.5
0
V1 = 3.135V, V2 = 5V FOR RST
VCC (V)
0
–1
VOL
TAGE
OUTPUT
HIGH
(V)
0
2
3
4
6
0.5
2.5
3.5
2911 G08
1
5
2
4.5
5.5
5
1 1.5
3
4
V1 = V2 = ADJ = PFI
10k PULL-UP TO VCC
RST FOR
LTC2911-1
RST FOR
LTC2911-2
LTC2911-3
LTC2911-4
LTC2911-5
PFO
V1 (V)
OUTPUT
SOURCE
CURRENT
(A)
60
80
100
2911 G09
40
20
0
1
0
5
6
2
3
4
RST
PFO
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| LTH2911HTS8-1#TR | POWER SUPPLY SUPPORT CKT, PDSO8 |
| LTI2911IDDB-5#TRMPBF | POWER SUPPLY SUPPORT CKT, PDSO8 |
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