参数资料
型号: KIT34704BEPEVBE
厂商: Freescale Semiconductor
文件页数: 11/39页
文件大小: 0K
描述: KIT EVALUATION MC34704B 5CH
标准包装: 1
主要目的: DC/DC,步升/步降
输出及类型: 5,非隔离
输出电压: 5V
电流 - 输出: 500mA
输入电压: 2.7 ~ 5.5 V
稳压器拓扑结构: 降压-升压
频率 - 开关: 2MHz
板类型: 完全填充
已供物品: 2 个板,线缆,CD
已用 IC / 零件: MC34704B
KIT34704BEPEVBE - Using Hardware
9
9.1
KIT34704BEPEVBE - Using Hardware
The KIT34704BEPEVBE operates with a single power supply from 2.7 to 5.5V and is
controlled via I2C with the help of an USB-I2C bridge. Applying Input power supply will
start up the VG regulator, set switching frequency and soft start and finally turn on
REG2, REG3 and REG4 in stand alone mode, all other features can only be controlled
via I2C.
Jumper Connections
Use a jumper on J3 to connect pins 3-4 vertically to set LION to VIN.
2
1
4
3
Figure 5. LION set to VIN
Pin 2,3 and 4 of JP2 corresponds to SDA,SCL, and GND signals respectively of the I2C
communication, connect to the USB-I2C bridge for programming.
25 26
1
2
3
JP2
4
Figure 6. KIT34704BEPEVB I2C Communication connector
KIT34704BEPEVBE Evaluation Board , Rev 1.0
Freescale Semiconductor
11
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