参数资料
型号: KIT34675EPEVBE
厂商: Freescale Semiconductor
文件页数: 3/14页
文件大小: 0K
描述: KIT EVALUATION FOR MC34675
标准包装: 1
主要目的: 电源管理,电池充电器
嵌入式:
已用 IC / 零件: MC34675
主要属性: 1 芯锂离子电池
次要属性: LED 状态指示器
已供物品: 板,CD
Evaluation Board Specification
DC
Input
1μF
VIN
BAT
2.2μF
Li+
V IO
GND
MC34675
100K
100K
ISET
CH G
PPR
MCU
7.9K
EN
ON
OFF
DET
0.22μF
Figure 2. The Li-Ion Charger Embedded in the Hand Held System
USB
Xcvr
4
Evaluation Board Specification
The evaluation board is designed to work as a standalone charger, or as an embedded charger
in a handheld system. Figure 3 shows its schematic circuit. Table 1 is the BOM list of the
evaluation board. The normal operation range of the evaluation board is:
V IN_MIN = 5.0V, V IN_MAX = 7V
I CHG_MAX = 1000mA
J1
JP1
H DR _1X2
JP4
HDR _1X2
J8
INPUT
VI N
TP1
TP2
TP7
TP6
BAT
VBAT
C1
1.0UF
C2
2.2UF
C4
47UF
C5
47U F
C6
47UF
J7
JP2
J2
HDR _1X3
TP8
ISET
VL
VL
VI N
BAT
R5
R6
R7
15.8K
15.8K
7. 68K
C3
1. 0uF 1
JP5
1
JP6
D2
D1
JP7
1
2
1
2
JP8
J3
2
2
RED
GR EEN
H DR_1X2
H DR_1X2
/PPR
H DR _1X2 HD R_1X2
R4
R3
R2
R1
J4
TP3
100K
100K
470 OH M
470 O HM
U1
J6
/CH G TP4
2
PPR
BAT
8
JP3
HD R_1X2
3
4
C HG
EN
I SET
DET
7
6
TP9
DET
J5
J9
/EN
GND
TP5
BAT
MC34675AEP
C7
0. 22uF
TP10
J10
GND
Figure 3. The Schematic Circuit of the Evaluation Board
Using the High Input Voltage Charger for Single Cell Li-Ion Batteries , Rev. 1
Freescale Semiconductor
3
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