LTC1921IS8 Linear Technology, LTC1921IS8 Datasheet - Page 4

• Manufacturer Part Number: LTC1921IS8
• Description: IC DUAL PWR SUPPLY MONITOR 8SOIC
• Manufacturer: Linear Technology

Specifications of LTC1921IS8

• Applications: Dual Power Supply Monitor
• Voltage - Supply: 10 V ~ 80 V
• Current - Supply: 160µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Input: -

LTC1921
4
TYPICAL PERFOR A CE CHARACTERISTICS
2.7
2.5
2.3
2.1
1.9
1.7
1.5
–50
Fuse Window Positive Threshold
vs Temperature
–30
–10
TEMPERATURE ( C)
10000
10
1000
100
4.5
Undervoltage Response Time
30
T
A
SUPPLY STEP FROM UNDERVOLTAGE
= 25 C
4.6
50
RECOVERY THRESHOLD (V)
W
4.7
70
1921 G07
4.8
U
90
4.9
5.0
–2.0
–2.2
–2.4
–2.6
–2.8
–3.0
–3.2
–50
Fuse Window Negative Threshold
vs Temperature
5.1
1921 G10
–30
5.2
–10
TEMPERATURE ( C)
10
30
50
10000
1000
100
1.3
70
Overvoltage Response Time
1921 G08
T
A
= 25 C
SUPPLY STEP FROM OVERVOLTAGE
90
1.5
RECOVERY THRESHOLD (V)
1.7
30
25
20
15
10
1.9
0
5
–50
Output R
OUT A (OUT F = 0V)
V
V
I = –10mA
A
B
–30
= –35V
= –35V
2.1
DS(ON)
–10
2.3
TEMPERATURE ( C)
1921 G11
OUT F, OUT B (OUT A = 0V)
10
vs Temperature
2.5
30
50
70
1921 G09
1921f
90