MC34675AEPR2 Freescale Semiconductor, MC34675AEPR2 Datasheet - Page 10
![no-image](/images/manufacturer_photos/0/2/262/freescale_semiconductor_sml.jpg)
MC34675AEPR2
Manufacturer Part Number
MC34675AEPR2
Description
IC BATTERY CHARGER 28V 8-UDFN
Manufacturer
Freescale Semiconductor
Datasheet
1.MC34675AEPR2.pdf
(24 pages)
Specifications of MC34675AEPR2
Function
Charge Management
Battery Type
Lithium-Ion (Li-Ion)
Voltage - Supply
2.6 V ~ 6.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-UDFN
Product
Charge Management
Output Voltage
4.2 V
Output Current
1000 mA
Operating Supply Voltage
2.6 V to 6.6 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
10
34675
ELECTRICAL CHARACTERISTICS
ELECTRICAL PERFORMANCE CURVES
Figure 18. Constant Charge Current vs Temperature
Figure 17. Charger Output Voltage vs Temperature
Figure 16. DET Dropout Voltage vs Output Current
4.210
4.205
4.200
4.195
4.190
4.185
4.180
1200
1000
160
120
800
600
400
200
80
40
0
-40
0
-40
0
DET Pin Output Current (mA)
-20
V
V
V
-20
IN
2
IN
IN
= 5.0V, V
= 4.7V, I
= 5.0V, I
Temperature (°C)
Temperature (°C)
0
0
4
BAT
BAT
BAT
20
20
6
= 0mA
R
= 0mA
R
R
= 3.7V
ISET
ISET
ISET
=7.9k
=3.95k
=15.8k
40
40
8
Ω
85°C
Ω
Ω
60
60
10
25°C
-40°C
80
80
12
Figure 19. Trickle Charge Current vs Temperature
1.10
1.05
1.00
0.95
0.90
250
200
150
100
450
400
350
300
250
200
V
50
BAT
0
-40
-40
-40
Figure 21. R
Figure 20. V
= 4.0V, I
-20
-20
V
V
-20
IN
IN
= 5.0V, V
= 5.0V, V
CHG
Analog Integrated Circuit Device Data
Temperature (°C)
Temperature (°C)
Temperature (°C)
DS(ON)
0
0
ISET
0
= 500mA, I
vs Temperature
BAT
BAT
vs Temperature
20
20
20
R
R
Freescale Semiconductor
R
= 2.0V
= 3.7V
ISET
ISET
ISET
=3.95k
=7.9k
BAT
=15.8k
40
40
40
= 400mA
Ω
Ω
Ω
60
60
60
80
80
80