SA56600-42 Datasheet, PDF (5/12 Pages) NXP Semiconductors – System reset for lithium battery backup

Philips Semiconductors
System reset for lithium battery back-up
Product data
SA56600-42
TYPICAL PERFORMANCE CURVES
5.0
T_amb = –40 °C
4.9
V_CC = 5.0 V
V_BATT = 3.0 V
4.8
4.7
T_amb = 25 °C
T_amb = 85 °C
T_amb = 125 °C
4.6
4.5
0
10
20
30
40
50
60
70
80
I_OUT, OUTPUT CURRENT (mA)
SL01330
Figure 3. Output voltage versus output current.
3.0
V_CC = 0 V
V_BATT = 3.0 V
2.9
2.8
T_amb = 125 °C
2.7
T_amb = 85 °C
2.6
2.5
2.4
T_amb = 25 °C
T_amb = –40 °C
2.3
0
200
400
600
800
I_O, OUTPUT CURRENT (mA)
Figure 5. Output voltage versus current.
1000
SL01331
5.0
V_OUT = OPEN
4.5 ^VBATT ^{= 3.0 V}
T_amb = 25 °C
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10
V_CC, SUPPLY VOLTAGE (V)
SL01334
Figure 7. Supply current versus supply voltage.
5.3
V_CC = 5.0 V
5.2
V_BATT = 3.0 V
RESET, RESET, CS, CS = OPEN
Y = GND
5.1
5.0
I_OUT = 0 mA
4.9
20 mA
40 mA
4.8
60 mA
4.7
80 mA
4.6
4.5
–50
–25
0
25
50
75
T_amb, TEMPERATURE (°C)
100 125
SL01332
Figure 4. Output voltage versus temperature.
3.0
V_CC = 0 V
V_BATT = 3.0 V
2.9 _{RESET, RESET, CS, CS = OPEN}
Y = GND
2.8
2.7
I_OUT = 1.0 µA
200 µA
400 µA
2.6
600 µA
2.5
800 µA
2.4
1000 µA
2.3
–50
–25
0
25
50
75
100
125
T_amb, TEMPERATURE (°C)
SL01333
Figure 6. Output voltage versus temperature.
15
I_O = 0 mA
V_BATT = 3.0 V
T_amb = 25 °C
10
5.0
0
–5.0
–10
0
1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
V_CC, SUPPLY VOLTAGE (V)
SL01335
Figure 8. Battery current versus supply voltage.
2001 Jun 19
5