參數(shù)資料
型號: NCP1083DEG
廠商: ON Semiconductor
文件頁數(shù): 2/18頁
文件大?。?/td> 257K
描述: IC CONV CTLR POE-PD 40W 20-TSSOP
標準包裝: 74
類型: 以太網供電開關(PoE)
應用: 遠程外設(工業(yè)控制,相機,數(shù)據(jù)訪問)
內部開關:
電流限制: 1.1A
電源電壓: 0 V ~ 57 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)裸露焊盤
供應商設備封裝: 20-TSSOP-EP
包裝: 管件
NCP1083
http://onsemi.com
2
DCDC Converter Controller
" Current Mode Control
" Supports Isolated and Nonisolated DCDC Converter
Applications
" Internal Voltage Regulators
" Wide Duty Cycle Range with Internal Slope
Compensation Circuitry
" Programmable Oscillator Frequency
" Programmable Softstart Time
(Top View)
PIN DIAGRAM
Exposed
Pad
1
SS
FB
COMP
VDDL
VDDH
GATE
ARTN
nCLASS_AT
CS
OSC
VPORTP
CLASS
UVLO
INRUSH
ILIM1
VPORTN1
RTN
VPORTN2
AUX
TEST
ORDERING INFORMATION
Part Number
Temperature Range
Package
Shipping Configuration
 
NCP1083DEG
40癈 to 85癈
TSSOP20 EP
(PbFree)
74 units / Tube
NCP1083DER2G
40癈 to 85癈
TSSOP20 EP
(PbFree)
2500 / Tape & Reel
 For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specification Brochure, BRD8011/D.
INTERNAL
SUPPLY
&
BANDGAP
VDDH
INRUSH
ILIM1
CLASSIFICATION
DETECTION
VPORTN1,2
VPORTP
CLASS
INRUSH
ILIM1
VDDH
nCLASS_AT
VDDL
THERMAL
SHUT
DOWN
HOT SWAP SWITCH
CONTROL & CURRENT
LIMIT BLOCKS
UVLO
UVLO
RTN
ARTN
1.2 V
DCDC
CONVERTER
CONTROL
OSC
SS
FB
COMP
CS
GATE
VDDL
VDDL
VDDL
VDDH
5 K
OSC
  VPORT
  MONITOR
VDDL
Figure 1. NCP1083 Block Diagram
5 mA
AUX
DETECTION
AUXILIARY
SUPPLY
VDDL
20 mA
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