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| 型号： | MC34653EFR2 |
| 厂商： | Freescale Semiconductor |
| 文件页数： | 13/24页 |
| 文件大小： | 1649K |
| 描述： | IC CTRLR HOT SWAP NEG V 8-SOIC |
| 标准包装： | 2,500 |
| 类型： | 热交换开关 |
| 应用： | 通用 |
| 内部开关： | 是 |
| 电流限制： | 1A |
| 电源电压： | 36 V ~ 80 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOICN |
| 包装： | 带卷 (TR) |
Analog Integrated Circuit Device Data
Freescale Semiconductor
13
34653
FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
rchived by Freescale Semiconductor, Inc., 2008
STATE MACHINE
Figure 13
is a representation of the 34653 behavior in
different modes of operation.
Figure 13. State Diagram
MOSFET ?OFF
PG = 0
Undervoltage
MOSFET ?OFF
PG = 0
Power Off
Temp < 135癈
Filter = 12約
V
PWR
< V
UVLOF
Filter = 1.0ms
A signal set is generated to check
resistors on UV, ILIM, ICHG, and
TIMER pins and 128約 later
the OV pin
Retry Fault
STOP
Toggle DISABLE
or cycle Power Off
then On to clear fault
Power
Good Check
and V
DS
< 500mV
for 20ms
Charging Mode
N d 10
Turn Off
MOSFET ?OFF
PG = 0
PG = 1
N = 0
V
PWR
> V
UVLOR
Filter = 1.0 ms
Filter = 3.0 ms
I
LOAD
> I
LIM
I
LOAD
< I
LIM
- I
LIMHY
Short Circuit
Detection
Fast Gate Discharge
< 10約
I
LOAD
> I
SHORT
Overcurrent
for > 3.0 ms
Pass PG
Check
Fail PG
Check
N > 10
for 100 約
V
PWR
< V
UV(OFF)
Filter = 1.0ms
MOSFET ?OFF
PG = 0
Overvoltage
V
PWR
< V
OV(ON)
V
PWR
> V
OV(OFF)
Filter = 1.0ms
Filter = 1.0ms
PG = 0
MOSFET ?OFF
Temp > 160癈
Filter = 12約
Thermal
Shutdown
Ext. Resistor Check
POR is generated
N = 0
MOSFET ?OFF
PG = 0
DISABLE
POR is generated
N = 0
DISABLE = 1
Filter = 1.0ms
DISABLE = 0
Filter = 1.0 ms
V
PWR
> V
UV(ON)
Filter = 1.0ms
If I
LOAD
< I
LIM
Overcurrent Mode
Normal Operation
V
DS
< 500mV
Start-Up Conditions
" Thermal Shutdown < 160癈
Filter = t
TIMER
" V
PWR
> V
UV(OFF)
" V
PWR
< V
OV(OFF)
N = N + 1
" DISABLE = 0
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MC34655 | 制造商:SPC Multicomp 功能描述:HEADER SQUARE PIN 2.54MM 5WAY 制造商:SPC Multicomp 功能描述:HEADER, SQUARE PIN, 2.54MM, 5WAY 制造商:SPC Multicomp 功能描述:WIRE-BOARD CONNECTOR HEADER 5POS, 2.54MM; Connector Type:Wire to Board; Series:2217; Contact Termination:Through Hole Vertical; Gender:Header; No. of Contacts:5; No. of Rows:1; Pitch Spacing:2.54mm; Contact Plating:Tin ;RoHS Compliant: Yes |
| MC34657 | 制造商:SPC Multicomp 功能描述:HEADER VERTICAL 2WAY 制造商:SPC Multicomp 功能描述:HEADER, VERTICAL, 2WAY 制造商:SPC Multicomp 功能描述:WIRE-BOARD CONNECTOR, RCPT, 2POS, 4.2MM; Series:2266(5566)S; Pitch Spacing:4.2mm; Contact Termination:Through Hole Vertical; No. of Contacts:2; No. of Rows:2; Connector Mounting:PCB; Gender:Receptacle; Contact Material:Copper Alloy ;RoHS Compliant: Yes |
| MC34659 | 制造商:SPC Multicomp 功能描述:HEADER VERTICAL 4WAY 制造商:SPC Multicomp 功能描述:HEADER, VERTICAL, 4WAY 制造商:SPC Multicomp 功能描述:WIRE-BOARD CONNECTOR, RCPT, 4POS, 4.2MM; Series:2266(5566)S; Pitch Spacing:4.2mm; Contact Termination:Through Hole Vertical; No. of Contacts:4; No. of Rows:2; Connector Mounting:PCB; Gender:Receptacle; Contact Material:Copper Alloy ;RoHS Compliant: Yes |
| MC34661 | 制造商:SPC Multicomp 功能描述:HEADER VERTICAL 6WAY 制造商:SPC Multicomp 功能描述:HEADER, VERTICAL, 6WAY 制造商:SPC Multicomp 功能描述:WIRE-BOARD CONNECTOR, RCPT, 6POS, 4.2MM; Series:2266(5566)S; Pitch Spacing:4.2mm; Contact Termination:Through Hole Vertical; No. of Contacts:6; No. of Rows:2; Connector Mounting:PCB; Gender:Receptacle; Contact Material:Copper Alloy ;RoHS Compliant: Yes |
| MC34663 | 制造商:SPC Multicomp 功能描述:HEADER VERTICAL 8WAY 制造商:SPC Multicomp 功能描述:HEADER, VERTICAL, 8WAY 制造商:SPC Multicomp 功能描述:WIRE-BOARD CONNECTOR, RCPT, 8POS, 4.2MM; Series:2266(5566)S; Pitch Spacing:4.2mm; Contact Termination:Through Hole Vertical; No. of Contacts:8; No. of Rows:2; Connector Mounting:PCB; Gender:Receptacle; Contact Material:Copper Alloy ;RoHS Compliant: Yes |
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