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LT3585EDDB-2 PDF预览

LT3585EDDB-2

更新时间: 2024-01-12 18:03:53
品牌 Logo 应用领域
凌特 - Linear 驱动器稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管双极性晶体管
页数 文件大小 规格书
20页 416K
描述
Photofl ash Chargers with Adjustable Input Current and IGBT Drivers

LT3585EDDB-2 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Transferred零件包装代码:SON
包装说明:HVSON,针数:10
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.73
模拟集成电路 - 其他类型:BATTERY CHARGE CONTROLLER最大输入电压:16 V
最小输入电压:1.5 V标称输入电压:3 V
JESD-30 代码:R-PDSO-N10JESD-609代码:e0
长度:3 mm湿度敏感等级:1
功能数量:1端子数量:10
最高工作温度:85 °C最低工作温度:
最大输出电流:0.95 A封装主体材料:PLASTIC/EPOXY
封装代码:HVSON封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):235
认证状态:Not Qualified座面最大高度:0.8 mm
表面贴装:YES切换器配置:SINGLE
温度等级:COMMERCIAL EXTENDED端子面层:Tin/Lead (Sn/Pb)
端子形式:NO LEAD端子节距:0.5 mm
端子位置:DUAL处于峰值回流温度下的最长时间:20
宽度:2 mmBase Number Matches:1

LT3585EDDB-2 数据手册

 浏览型号LT3585EDDB-2的Datasheet PDF文件第2页浏览型号LT3585EDDB-2的Datasheet PDF文件第3页浏览型号LT3585EDDB-2的Datasheet PDF文件第4页浏览型号LT3585EDDB-2的Datasheet PDF文件第5页浏览型号LT3585EDDB-2的Datasheet PDF文件第6页浏览型号LT3585EDDB-2的Datasheet PDF文件第7页 
LT3585-0/LT3585-1  
LT3585-2/LT3585-3  
Photoflash Chargers with  
Adjustable Input Current  
and IGBT Drivers  
U
DESCRIPTIO  
FEATURES  
The LT®3585 series are highly integrated ICs designed to  
charge photoflash capacitors in digital and film cameras.  
A new control technique allows for the use of extremely  
small transformers. Each part contains an on-chip high  
voltage NPN power switch. Output voltage detection is  
completely contained within the part, eliminating the need  
for any discrete zener diodes or resistors. The output volt-  
age can be adjusted by simply changing the turns ratio  
of the transformer.  
Adjustable Input Current  
Integrated IGBT Driver  
No Output Voltage Divider Needed  
Uses Small Transformers: 5.8mm × 5.8mm × 3mm  
Fast Photoflash Charge Times  
Charges Any Size Photoflash Capacitor  
Supports Operation from Single Li-Ion Cell, Two AA  
Cells or any Supply from 1.5V Up to 16V  
Small 10-Lead (3mm × 2mm) DFN Package  
Fast Charge Time  
The CHRG/IADJ pin gives full control of the part to the  
user. Driving CHRG/IADJ low puts the part in low power  
shutdown. The CHRG/IADJ pin can also be used to reduce  
theinputcurrentofthecharger,usefulinextendingbattery  
life. The DONE pin indicates when the part has completed  
charging.  
NORMAL MODE REDUCED MODE  
INPUT  
CHARGE TIME  
(Sec)  
CHARGE TIME  
(Sec)  
VERSION  
LT3585-3  
LT3585-0  
LT3585-2  
LT3585-1*  
CURRENT (mA)  
800/400  
550/275  
400/200  
250/115  
3.3  
4.6  
5.8  
5.0  
6.6  
9.2  
12.6  
14.6  
The LT3585 series of parts are housed in tiny 3mm ×  
2mm DFN packages.  
100µF capacitor, 320V, V = V = 3.6V  
IN  
BAT  
*50µF capacitor, 320V, V = V = 3.6V  
IN  
BAT  
U
, LT, LTC and LTM are registered trademarks of Linear Technology Corporation.  
All other trademarks are the property of their respective owners.  
APPLICATIO S  
Digital/Film Camera Flash  
PDA/Cell Phone Flash  
Emergency Strobe  
U
TYPICAL APPLICATIO  
LT3585-1 Photoflash Charger Uses High Efficiency  
2mm Tall Transformers with Tunable IGBT Gate Drive  
LT3585-1 Charging Waveform  
Normal Input Current Mode  
DANGER HIGH VOLTAGE! OPERATION BY HIGH VOLTAGE TRAINED PERSONNEL ONLY  
V
BAT  
1:10:2  
320V  
2 AA OR  
1
2
4
5
1 TO 2 Li-Ion  
4.7µF  
1M  
+
50µF  
PHOTOFLASH  
CAPACITOR  
2.2µF  
600V  
A
V
OUT  
V
SW  
GND  
50V/DIV  
BAT  
TRIGGER T  
FLASHLAMP  
C
DONE  
1
3
2
CHRG/IADJ  
LT3585-1  
V
IN  
5V  
V
IN  
0.22µF  
I
IGBTPWR  
IGBTIN  
IN  
500mA/DIV  
IGBTPU  
IGBTPD  
3585 TA01b  
TO GATE OF IGBT  
V
C
= 3.6V  
= 50µF  
1sec/DIV  
BAT  
OUT  
20TO  
160Ω  
3585 TA01a  
3585f  
1

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