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参数资料
| 型号： | SI3452C-B01-GM |
| 厂商： | Silicon Laboratories Inc |
| 文件页数： | 22/36页 |
| 文件大小： | 0K |
| 描述： | IC POE CONTROLLER MIDSPAN 40QFN |
| 特色产品： | Si3452 Quad High-Voltage Port Controller for PoE and PoE+PSEs |
| 标准包装： | 50 |
| 控制器类型： | 以太网供电控制器（POE） |
| 接口： | I²C |
| 电源电压： | 3 V ~ 3.6 V |
| 电流 - 电源： | 14mA |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 40-VFQFN 裸露焊盘 |
| 供应商设备封装： | 40-QFN（6x6） |
| 包装： | 管件 |
| 配用： | SMARTPSE24-KIT-ND - KIT EVAL REF 24PORT SPI/UART SI3480MS8-KIT-ND - KIT EVAL 8PORT SI3480/52/SI3500 |
| 其它名称： | 336-1834-5 |
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Si3452
Rev. 1.3
29
13
DET4
Analog I/O
Connection for port 4 detection, classification, and transient surge protection. This
pin is tied to VOUT4.
14
SDA
Digital I/O
I2C data pin
15
GND34
Ground
Ground supply for protection clamps. Short to AGND, GND12, DGND.
16
SCL
Digital I/O
I2C clock pin
17
NC
No connect
Do not connect (float).
18
DET3
Analog I/O
Connection for port 3 detection and classification. See DET4 for detailed descrip-
tion.
19
VDD
Supply
+3.3 V (±10%) isolated supply. Short to VDD pin 30.
20
VOUT3
Analog I/O
Port 3 power FET switch output. When on, provides a low impedance path to
VEE3.
21
AD3
Digital I/O
Chip address bit 3 pin, read after reset. Address set with defined resistor dividers.
Pin also used for internal communications. Short to AD3 pin 24.
22
VEE3
Supply
Driver 3 VEE supply. Short to VEE, VEE1/2/4.
23
RST
Digital input
Active low digital reset. Short to RST pin 38.
24
AD3
Digital I/O
Chip address bit 3 pin, read after reset. Address set with a 10 k
pull-up or pull-
down resistor. Also used for internal communications. Short to AD3 pin 21.
25
AD2
Digital I/O
Chip address bit 2 pin, read after reset. Address set with a 10 k
pull-up or pull-
down resistor. Also used for internal communications. Short to AD2 pin 26.
26
AD2
Digital I/O
Chip address bit 2 pin, read after reset. Address set with a 10 k
pull-up or pull-
down resistor. Also used for internal communications. Short to AD2 pin 25.
27
AD1
Digital I/O
Chip address bit 1 pin, read after reset. Address set with a 10 k
pull-up or pull-
down resistor. Also used for internal communications. Short to AD1 pin 36.
28
AD0
Digital I/O
Chip address bit 0 pin, read after reset. Address set with a 10 k
pull-up or pull-
down resistor. Also used for internal communications. Short to AD0 pin 34.
29
DGND
Ground
Digital ground reference. Short to AGND, GND12/34
30
VDD
Supply
+3.3 V isolated supply. Short to VDD pin 19.
31
VEE2
Supply
Driver 2 VEE supply. Short to VEE, VEE1/3/4.
32
VOUT2
Analog I/O
Port 2 power FET switch output. When on, provides a low impedance path to
VEE2.
33
DET2
Analog I/O
Connection for port 2 detection and classification. See DET4 for detailed descrip-
tion.
34
AD0
Digital I/O
Chip address bit 0 pin. See description for- and short to AD0 pin 28.
35
GND12
Ground
Ground supply for protection clamps. Short to AGND, GND34, DGND.
36
AD1
Digital I/O
Chip address bit 1 pin. See description for- and short to AD1 pin 27.
Table 25. Si3452 Pin Descriptions (Continued)
Pin #
Name
Type
Description
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| V300C48M75BG | CONVERTER MOD DC/DC 48V 75W |
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| V300C48M75BF2 | CONVERTER MOD DC/DC 48V 75W |
| VE-213-IX-S | CONVERTER MOD DC/DC 24V 75W |
| VE-21N-IX-S | CONVERTER MOD DC/DC 18.5V 75W |
相关代理商/技术参数 |
参数描述 |
|---|---|
| SI3452C-B01-GMR | 功能描述:热插拔功率分布 Quad PoE+ PSE Port Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| SI3452C-B02-GM | 制造商:Silicon Laboratories Inc 功能描述:QUAD POE+ PSE PORT CONTROLLER (AUTO, ENDPOINT, DV/DT DISCONN - Rail/Tube 制造商:Silicon Laboratories Inc 功能描述:IC POE PSE PORT CTLR QUAD 40QFN |
| SI3452C-B02-GMR | 制造商:Silicon Laboratories Inc 功能描述:QUAD POE+ PSE PORT CONTROLLER (AUTO, ENDPOINT, DV/DT DISCONN - Tape and Reel 制造商:Silicon Laboratories Inc 功能描述:IC POE PSE PORT CTLR QUAD 40QFN |
| Si3452D-B01-GM | 功能描述:热插拔功率分布 Quad PoE+ PSE Port Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| SI3452D-B01-GMR | 功能描述:热插拔功率分布 Quad PoE+ PSE Port Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
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