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| 型号： | LT3800EFE#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/24页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR INV PWM CM 16-TSSOP |
| 标准包装： | 2,500 |
| PWM 型： | 电流模式 |
| 输出数： | 1 |
| 频率 - 最大： | 220kHz |
| 占空比： | 95% |
| 电源电压： | 4 V ~ 60 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 是 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 16-TSSOP（0.173"，4.40mm）裸露焊盘 |
| 包装： | 带卷 (TR) |
LT3800
ABSOLUTE MAXIMUM RATINGS (Note 1) PIN CONFIGURATION
Supply Voltages
Input Supply Pin (V IN )............................... –0.3V to 65V
Boosted Supply Pin (BOOST).................... –0.3V to 80V
Boosted Supply Voltage (BOOST – SW) ... –0.3V to 24V
Boosted Supply Reference Pin (SW)............ –2V to 65V
Local Supply Pin (V CC ).............................. –0.3V to 24V
Input Voltages
SENSE + , SENSE – ...................................... –0.3V to 40V
SENSE + – SENSE – ......................................... –1V to 1V
BURST_EN Pin.......................................... –0.3V to 24V
Other Inputs ( SHDN , C SS , V FB , V C ) .......... –0.3V to 5.0V
V IN
NC
SHDN
C SS
BURST_EN
V FB
V C
SENSE –
TOP VIEW
1 16 BOOST
2 15 TG
3 14 SW
4 13 NC
17
5 12 V CC
6 11 BG
7 10 PGND
FE PACKAGE
16-LEAD PLASTIC TSSOP
8 9 SENSE +
Input Currents
SHDN , C SS ............................................... –1mA to 1mA
Maximum Temperatures
Operating Junction Temperature Range (Note 2)
LT3800E (Note 3) .............................. –40°C to 125°C
LT3800I ............................................. –40°C to 125°C
Storage Temperature Range.................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ................. 300°C
ORDER INFORMATION
T JMAX = 125°C, θ JA = 40°C/W, θ JC = 10°C/W
EXPOSED PAD (PIN 17) IS SGND
MUST BE SOLDERED TO PCB
LEAD FREE FINISH
LT3800EFE#PBF
LT3800IFE#PBF
TAPE AND REEL
LT3800EFE#TRPBF
LT3800IFE#TRPBF
PART MARKING
3800EFE
3800IFE
PACKAGE DESCRIPTION
16-Lead Plastic TSSOP
16-Lead Plastic TSSOP
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based ?nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speci?cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes the speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C. V IN = 20V, V CC = BOOST = BURST_EN = 10V, SHDN = 2V,
SENSE – = SENSE + = 10V, SGND = PGND = SW = 0V, CTG = CBG = 3300pF, unless otherwise noted .
SYMBOL
V IN
PARAMETER
Operating Voltage Range (Note 4)
Minimum Start Voltage
UVLO Threshold (Falling)
CONDITIONS
●
●
●
MIN
4
7.5
3.65
TYP
3.80
MAX
60
3.95
UNITS
V
V
V
UVLO Hysteresis
670
mV
I VIN
V IN Supply Current
V IN Burst Mode Current
V IN Shutdown Current
V CC > 9V
V BURST_EN = 0V, V FB = 1.35V
V SHDN = 0V
●
20
20
8
15
μA
μA
μA
V BOOST
Operating Voltage
Operating Voltage Range (Note 5)
UVLO Threshold (Rising)
UVLO Hysteresis
V BOOST – V SW
V BOOST – V SW
V BOOST – V SW
●
●
5
0.4
75
20
V
V
V
V
3800fc
2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3800IFE | 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 4V to 60V 16-Pin TSSOP EP |
| LT3800IFE#PBF | 功能描述:IC REG CTRLR INV PWM CM 16-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 特色产品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 标准包装:1 系列:PowerWise® PWM 型:电压模式 输出数:1 频率 - 最大:1MHz 占空比:81% 电源电压:4.5 V ~ 18 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-5°C ~ 125°C 封装/外壳:32-WFQFN 裸露焊盘 包装:Digi-Reel® 产品目录页面:1303 (CN2011-ZH PDF) 其它名称:LM3754SQDKR |
| LT3800IFE#PBF | 制造商:Linear Technology 功能描述:IC SYNC STEP-DOWN REGULATOR CTRL 16-TSSO |
| LT3800IFE#TR | 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 4V to 60V 16-Pin TSSOP EP T/R |
| LT3800IFE#TRPBF | 功能描述:IC REG CTRLR INV PWM CM 16-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX |
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