參數(shù)資料
型號： A8285SLB
廠商： Allegro MicroSystems, Inc.
英文描述： LNB Supply and Control Voltage Regulator
中文描述： LNB電源和控制穩(wěn)壓器
文件頁數(shù)： 2/17頁
文件大?。?/td> 527K
代理商： A8285SLB
2
Worcester, Massachusetts 01615-0036 (508) 853-5000
115 Northeast Cutoff, Box 15036
www.allegromicro.com
D
P
2
A8285/A8287
LNB Supply and Control Voltage Regulator
Functional Block Diagram
22 kHz Tone
Detector
Internal
Regulator
Boost Converter
Charge
Pump
Clock
Divider
22 kHz
Tone
Generator
I C Interface
Output
Voltage
Select
Fault Monitor
Overcurrent
TSD
Undervoltage
VREG
BOOST
Feedback
33 uH
33 uF
EXTM
V
IN
SDA
SCL
ADD
IRQ
100 mV
VIN
LX
100 nF
VCP
BOOST
OSC In
DISABLE
100 nF
LNB
220
6.8 nF
C8
220 uH
220 nF
C6
220 nF
C7
TCAP
TOUT
TDI
10 nF
V
DD
TDO
V
DD
OSC
Overcurrent
VPUMP
220 nF
Overcurrent
15
100 uF
100 nF
C10
C1
L1
D1
C5
C2
C4
C3
R3 R4 R5
R6
C9
R2
D2
L2
R1
Tracking
Regulator
GM
ID
Characteristics
Suggested Manufacturer
C1
33 μF, 25 V, esr < 200 m
, I
ripple
> 350 mA
100 nF, 50 V, X5R or X7R
Nichicon, part number UHC1E330MET
C2, C5,C10
C4
100 μF, 35 V, esr < 75 m
, I
ripple
> 800 mA
220 nF, 50 V, X5R or X7R
Nichicon, part number UHC1V101MPT
C3,C6,C7
C8
6.8 nF, 50 V; Y5V, X5R, or X7R
C9
10 nF (maximum), 50 V; Y5V, X5R, or X7R
R1
15
, 1%,
c
W
R2
220
, 1%,
2
W
R3-R6
Value determined by V
DD
, bus capacitance. etc.
33 μH, I
DC
> 1.3 A
220 μH, I
DC
> 0.5 A
1 A, 35 V or 40 V, Schottky diode
L1
TDK, part number TSL0808-330K1R4; Coilcraft, part number DR0810-333
L2
TDK, part number TSL0808-221KR54; Coilcraft, part number DR0810-224
D1
Various, part number 1N5819; Sanken, part number AW04
D2
1 A, 100 V, 1N4002
Tone detector and leads TDI and TDO are not provided in 16-pin package (A8285).
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
A8285SLB-T 制造商:Allegro MicroSystems LLC 功能描述:
A8285SLBTR 功能描述:IC REG LNB SUPPLY/CTRL 16-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,000 系列:- 應(yīng)用:電源，ICERA E400，E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA，WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
A8285SLBTR-T 功能描述:IC LNB SUPPLY/VOLTAGE REG 16SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 標準包裝:2,000 系列:- 應(yīng)用:控制器，DSP 輸入電壓:4.5 V ~ 25 V 輸出數(shù):2 輸出電壓:最低可調(diào)至 1.2V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:30-TFSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:30-TSSOP 包裝:帶卷 (TR)
A8286 制造商:ALLEGRO 制造商全稱:Allegro MicroSystems 功能描述:Dual LNB Supply and Control Voltage Regulator
A8286SETTR-T 功能描述:IC REG LNB SUPPLY/CONTROL 28-MLP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,000 系列:- 應(yīng)用:電源，ICERA E400，E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA，WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
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