參數(shù)資料
型號： A8439
廠商： Allegro MicroSystems, Inc.
英文描述： Photoflash Capacitor Charger with IGBT Driver and Refresh
中文描述： 照相閃光燈電容充電器與IGBT驅(qū)動器和刷新
文件頁數(shù)： 5/12頁
文件大小： 537K
代理商： A8439
A8439-DS, Rev. 1
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Photoflash Capacitor Charger with IGBT Driver
A8439
5
V
OUT
(V)
E
V
BATT
(V)
V
(V)
C
100
150
200
250
300
350
40
50
60
80
70
90
2.0
2
2.5
2.5
3.0
3
3.5
4.0
4.5
5.0
5.5
V
OUT
= 300 V
V
OUT
V
OUT
= 320 V
V
OUT
5.5
6.0
V
BATT
= 4.2 V
V
BATT
= 3.0 V
V
BATT
= 5.0 V
2
4
3
5
7
C
6
8
2
3
4
5
6
7
8
3.5
4
4.5
5
6
Charge Time
V
BIAS
= 3.3 V, C
OUT
= 100
μ
F
Connect VBATT to a separate power supply
Efficiency
V
BATT
= V
BIAS
, T
A
= 25°C
Typical Switching Waveform
Performance Characteristics, continued
Tests performed using application circuit shown in figure 8
with I
SWLIM
set to 1.4A (Single rising edge on CHARGE pin), unless otherwise noted
IGBTDRV
TRIGGER
t
Dr
t
r
t
Df
t
f
50%
10%
90%
50%
10%
90%
IGBT Drive Timing Definition
Symbol
C1
C2
C3
C4
t
Conditions
Parameter
V
OUT
V
SW
V
BATT
I
Primary
time
Parameter
V
OUT
V
BATT
Units/Division
50 V
10 V
5 V
500 mA
2
μ
s
Value
300 V
V
IN
t
V
BATT
V
OUT
C4
C1
C3
C2
V
SW
I
Primary
相關(guān)PDF資料
PDF描述
A8439EEJTR-T Photoflash Capacitor Charger with IGBT Driver and Refresh
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
A8439EEJTR-T 功能描述:IC CHARGER PHOTO FLASH 10-MLP RoHS:是 類別:集成電路 (IC) >> PMIC - 電源管理 - 專用 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 應(yīng)用:手持/移動設(shè)備 電流 - 電源:- 電源電壓:3 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:14-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:14-LLP-EP（4x4） 包裝:Digi-Reel® 配用:LP3905SD-30EV-ND - BOARD EVALUATION LP3905SD-30 其它名稱:LP3905SD-30DKR
A843DSC 制造商:Pentair Technical Products / Hoffman 功能描述:Enclosure, Junction Box, 8.00x4.00x2.75in, Flat Cover, NEMA 4, Mild Steel 制造商:Pentair Technical Products / Hoffman 功能描述:ENCLOSURE JUNCTION BOX STEEL GRAY 制造商:Pentair Technical Products / Hoffman 功能描述:ENCLOSURE, JUNCTION BOX, STEEL, GRAY 制造商:Hoffman Enclosures 功能描述:SCREW COVER DSC ENCLOSURE8 X 4 X 2.75 制造商:Pentair Technical Products / Hoffman 功能描述:ENCLOSURE, JUNCTION BOX, STEEL, GRAY, Enclosure Type:Junction Box, Enclosure Mat 制造商:Pentair Technical Products / Hoffman 功能描述:ENCLOSURE, JUNCTION BOX, STEEL, GRAY, Enclosure Type:Junction Box, Enclosure Material:Steel, Body Color:Grey, External Height - Imperial:8", External Height - Metric:203mm, External Width - Imperial:4", External Width - Metric:102mm , RoHS Compliant: Yes
A844 制造商:TE Connectivity 功能描述:- Bulk
A8447 制造商:ALLEGRO 制造商全稱:Allegro MicroSystems 功能描述:High Voltage Step Down Regulator
A8447SLJ-T 制造商:Allegro MicroSystems LLC 功能描述:HIGH VOLTAGE STEP DOWN REGULATOR
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