参数资料
型号: MC34703PNB
厂商: Freescale Semiconductor
文件页数: 5/46页
文件大小: 0K
描述: IC POWER SUPPLY QUICC 33-QFN
标准包装: 1
应用: 电源
电流 - 电源: 60mA
电源电压: 2.8 V ~ 13.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 33-PowerQFN
供应商设备封装: 33-PQFN(10x10)
包装: 管件
PIN CONNECTIONS
Table 1. 34703 Pin Definitions (continued)
A functional description of each pin can be found in the Functional Pin Description section beginning on page 15 .
Pin Number
Pin Name
Pin Function
Formal Name
Definition
25, 31
These pins are not present in package.
26
NC
Heatsink
No electrical connection, thermal heatsinking only.
27, 28
SW
Output
Switch
Buck regulator switching node. This pin is connected to the high power
inductor.
29
30
32
33
PGND
VIN2
BOOT
SR
Power
Input
Input
Passive
Power Ground
Input Voltage 2
Bootstrap
Slew Rate
Buck regulator and P ower S equencing shunt FETs P ower G round.
Buck regulator power input. Drain of the high-side power MOSFET.
Bootstrap capacitor input.
Buck converter Slew Rate control pin.
34703
Analog Integrated Circuit Device Data
Freescale Semiconductor
5
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