参数资料
型号: MC34652EFR2
厂商: Freescale Semiconductor
文件页数: 3/26页
文件大小: 1802K
描述: IC CTRLR HOT SWAP NEG V 16-SOIC
标准包装: 2,500
类型: 热交换开关
应用: 通用
内部开关:
电流限制: 2A
电源电压: 15 V ~ 80 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC N
包装: 带卷 (TR)
Analog Integrated Circuit Device Data
Freescale Semiconductor
3
34652
PIN CONNECTIONS
rchived by Freescale Semiconductor, Inc., 2008
PIN CONNECTIONS
 Figure 3. 16-SOICN Pin Connections
 
Table 1. 16-SOICN Pin Definitions
A functional description of each pin can be found in the FUNCTIONAL PIN DESCRIPTION section beginning on page 
10
.
Pin
Pin Name
Formal Name
Definition
1, 8, 9, 16
VIN
Negative Supply
Input Voltage
This is the most negative power supply input. All pins except DISABLE are referenced
to this input.
2
PG
Power Good Output
(Active High)
This is an active high power good output signal. This pin is referenced to VIN.
3
PG
Power Good Output
(Active Low)
This is an active low power good output signal. This pin is referenced to VIN.
4, 5
VOUT
Output Voltage
This pin is the drain of the internal Power MOSFET and supplies a current limited voltage
to the load.
6
TIMER
Start-Up and Retry
Delay Timer
This input is used to control the time base used to generate the timing sequences at
start-up and the retry delay when the device experiences any fault.
7
NC
No Connect
Not connected.
10
OV
Overvoltage Control
This pin is used to set the upper limit of the input voltage operation range.
11
UV
Undervoltage Control
This pin is used to set the lower limit of the input voltage operation range.
12
VPWR
Positive Supply
Input Voltage
This is the most-positive power supply input. The load connects between this pin and the
VOUT pin.
13
DISABLE
Disable Input Control
This pin is used to easily disconnect or connect the load from the main power line by
disabling or enabling the 34652. It can also be used to reset the fault conditions that
cause a Power No Good signal. This pin is referenced to VPWR.
14
ILIM
Current Limit Control
This pin is used to set the overcurrent limit during normal operation.
15
ICHG
Charging Current
Limit Control
This pin is used to set the loads input capacitor charging current limit, hence limiting the
inrush current to a known constant value.
VIN
VIN
ICHG
ILIM
DISABLE
VPWR
OV
UV
VIN
VIN
PG
PG
VOUT
VOUT
NC
TIMER
8
2
3
4
5
7
6
9
16
15
14
13
12
10
11
1
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