mc33348d ON Semiconductor, mc33348d Datasheet - Page 4

• Manufacturer Part Number: mc33348d
• Description: Lithium Battery Protection Circuit For One Cell Smart Battery Packs
• Manufacturer: ON Semiconductor

4
–0.4
–0.8
–1.2
1.2
0.8
0.4
8.0
6.0
4.0
9.0
8.0
12
10
12
10
11
0
–40
–40
0
Threshold Voltage Change versus Temperature
Typical Threshold Change
Figure 5. Charge Pump Output Voltage
–20
–20
Figure 3. Gate Drive Output Voltage
Figure 1. Charge and Discharge
Out of Regulation
0.2
V CC = 2.35 V
T A , AMBIENT TEMPERATURE ( C)
T A , AMBIENT TEMPERATURE ( C)
I L , OUTPUT LOAD CURRENT (µA)
V CC = 2.35 V
0
0
versus Load Current
versus Temperature
Maximum Threshold
0.4
Charge Limits
20
20
V CC = 4.15 V
V CC = 3.25 V
In Regulation
40
40
0.6
Typical Threshold Change
V CC = 4.15 V
60
60
C O = 10 nF
R L 10 10 Ω
C O = 10 nF
T A = 25 C
0.8
80
80
MC33348
100
100
1.0
10 –1
10 –2
10 –3
10 –4
–8.0
–16
8.0
10 2
10 1
10 0
8.0
6.0
4.0
16
12
10
0
–40
0
0
Threshold Voltage Change versus Temperature
Battery Pack Sleepmode Range
V CC = 4.0 V
C O = 10 nF
Pin 2 = Gnd
R L 10 10 Ω
T A = 25 C
–20
Figure 4. Gate Drive Output Voltage
Figure 2. Discharge Current Limit
3
1.0
1.0
MOTOROLA ANALOG IC DEVICE DATA
T A , AMBIENT TEMPERATURE ( C)
Figure 6. Supply Current
versus Supply Voltage
versus Supply Voltage
0
V CC , SUPPLY VOLTAGE (V)
V CC , SUPPLY VOLTAGE (V)
2
2.0
2.0
20
1
1 – Battery pack unloaded without
2 – Battery pack loaded without
3 – Battery pack loaded or unloaded
discharge current limit fault.
discharge current limit fault.
with discharge current limit fault.
Battery Pack Operating Range
40
3.0
3.0
60
4.0
4.0
T A = 25 C
80
100
5.0
5.0