mb3790pf Fujitsu Microelectronics, Inc., mb3790pf Datasheet - Page 13

• Manufacturer Part Number: mb3790pf
• Description: Battery Backup Ic
• Manufacturer: Fujitsu Microelectronics, Inc.

TYPICAL CHARACTERISTIC CURVES
1. V
3. V
5. V
3.0
2.8
2.6
2.4
2.2
2.0
5.0
4.8
4.6
4.4
4.2
4.0
5.0
4.8
4.6
4.4
4.2
4.0
OH
OH
OH
0.0
0.0
0.0
characteristics of RESET pin
characteristics of RESET pin
characteristics of ALM pin
-0.2
-0.4
-1.0
Current I (mA)
Current I (mA)
Current I (mA)
-0.4
-0.8
-2.0
-0.6
-1.2
-3.0
V
V
V
V
V
V
IN
BAT1
IN
BAT1
IN
BAT1
=+5V
=+3V
= OPEN
=+3V
=+5V
=+3V
-0.8
-1.6
-4.0
-1.0
-2.0
-5.0
2. V
4. V
6. V
OL
OL
OL
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0
0
0
0.0
0.0
0.0
characteristics of RESET pin
characteristics of RESET pin
characteristics of ALM pin
1.0
1.0
1.0
Current I (mA)
Current I (mA)
Current I (mA)
2.0
2.0
2.0
3.0
3.0
3.0
V
V
V
V
V
V
IN
BAT1
IN
BAT1
IN
BAT1
=+5V
=+3V
= OPEN
=+3V
=+5V
=+2V
MB3790
4.0
4.0
4.0
(Continued)
5.0
5.0
5.0
13