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LT3517EFE#PBF

产品描述IC LED DRIVER RGLTR DIM 16TSSOP
产品类别模拟混合信号IC    驱动程序和接口   
文件大小392KB,共20页
制造商Linear ( ADI )
官网地址http://www.analog.com/cn/index.html
标准
下载文档 详细参数 选型对比 全文预览

LT3517EFE#PBF概述

IC LED DRIVER RGLTR DIM 16TSSOP

LT3517EFE#PBF规格参数

参数名称属性值
Brand NameLinear Technology
是否Rohs认证符合
零件包装代码TSSOP
包装说明HTSSOP, TSSOP16,.25
针数16
制造商包装代码FE
Reach Compliance Codecompliant
ECCN代码EAR99
数据输入模式SERIAL
接口集成电路类型LED DISPLAY DRIVER
JESD-30 代码R-PDSO-G16
JESD-609代码e3
长度5 mm
湿度敏感等级1
复用显示功能NO
功能数量1
区段数3
端子数量16
最高工作温度125 °C
最低工作温度-40 °C
封装主体材料PLASTIC/EPOXY
封装代码HTSSOP
封装等效代码TSSOP16,.25
封装形状RECTANGULAR
封装形式SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度)260
电源5 V
认证状态Not Qualified
座面最大高度1.1 mm
最大供电电压30 V
最小供电电压3 V
标称供电电压5 V
表面贴装YES
技术BIPOLAR
温度等级AUTOMOTIVE
端子面层Matte Tin (Sn)
端子形式GULL WING
端子节距0.65 mm
端子位置DUAL
处于峰值回流温度下的最长时间30
宽度4.4 mm
最小 fmax2.25 MHz
Base Number Matches1

文档预览

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LT3517
Full-Featured LED Driver
with 1.5A Switch Current
Features
n
n
n
n
n
n
Description
The
LT
®
3517
is a current mode DC/DC converter with an
internal 1.5A, 45V switch specifically designed to drive
LEDs. The LT3517 operates as a LED driver in boost,
buck mode and buck-boost mode. It combines a tradi-
tional voltage loop and a unique current loop to operate
as a constant-current source or constant-voltage source.
Programmable switching frequency allows optimization of
the external components for efficiency or component size.
The switching frequency of LT3517 can be synchronized
to an external clock signal. The LED current is externally
programmable with a 100mV sense resistor. The external
PWM input provides up to 5000:1 LED dimming. The CTRL
pin provides further 10:1 dimming ratio.
The LT3517 is available in the tiny footprint 16-lead QFN
(4mm
×
4mm) and the 16-pin TSSOP packages. The
LT3517 provides a complete solution for both constant-
voltage and constant-current applications.
L,
LT, LTC, LTM, Burst Mode, Linear Technology and the Linear logo are registered trademarks
and True Color PWM is a trademark of Analog Devices, Inc. All other trademarks are the
property of their respective owners. Protected by U.S. Patents, including 7199560, 7321203,
7746300.
n
n
n
n
n
n
5000:1 True Color PWM™ Dimming Ratio
1.5A, 45V Internal Switch
100mV High Side Current Sense
Open LED Protection
Adjustable Frequency: 250kHz to 2.5MHz
Wide Input Voltage Range:
n
Operation from 3V to 30V
n
Transient Protection to 40V
Operates in Boost, Buck Mode and Buck-Boost Mode
Gate Driver for PMOS LED Disconnect
Constant-Current and Constant-Voltage Regulation
CTRL Pin Provides 10:1 Analog Dimming
Low Shutdown Current: <1µA
Available in (4mm
×
4mm) 16-Lead QFN and 16-Pin
TSSOP Packages
applications
n
n
n
n
Display Backlighting
Automotive and Avionic Lighting
Illumination
Scanners
typical application
1A Buck Mode LED Driver
100
PV
IN
24V
100m
2.2µF
ISP
V
IN
SHDN
LT3517
CTRL
PWM
FB
SS
50
40
16.9k
1MHz
0.1µF
3517 TA01a
Efficiency
10µF
90
EFFICIENCY (%)
CTRL = V
REF
1A
ISN
TG
SW
15µH
80
70
60
V
IN
3.3V
2.2µF
V
REF
PWM
SYNC
RT
TGEN V
REF
VC GND
0.1µF
0
20
40
60
80
PWM DUTY CYCLE (%)
100
3517 TA01b
3517fh
For more information
www.linear.com/LT3517
1

LT3517EFE#PBF相似产品对比

LT3517EFE#PBF LT3517IUF#TRPBF LT3517HFE#PBF LT3517EFE#TRPBF LT3517HUF#PBF LT3517EUF#TRPBF LT3517HFE#TRPBF LT3517HUF#TRPBF LT3517IUF#PBF LT3517IFE#TRPBF
描述 IC LED DRIVER RGLTR DIM 16TSSOP IC LED DRVR RGLTR DIM 1.5A 16QFN IC LED DRIVER RGLTR DIM 16TSSOP IC LED DRIVER RGLTR DIM 16TSSOP IC LED DRVR RGLTR DIM 1.5A 16QFN IC LED DRVR RGLTR DIM 1.5A 16QFN IC LED DRIVER RGLTR DIM 16TSSOP IC LED DRVR RGLTR DIM 1.5A 16QFN IC LED DRVR RGLTR DIM 1.5A 16QFN IC LED DRIVER RGLTR DIM 16TSSOP
Brand Name Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology Linear Technology
是否Rohs认证 符合 符合 符合 符合 符合 符合 符合 符合 符合 符合
零件包装代码 TSSOP QFN TSSOP TSSOP QFN QFN TSSOP QFN QFN TSSOP
包装说明 HTSSOP, TSSOP16,.25 HVQCCN, LCC16,.16SQ,25 HTSSOP, TSSOP16,.25 HTSSOP, TSSOP16,.25 HVQCCN, LCC16,.16SQ,25 HVQCCN, LCC16,.16SQ,25 HTSSOP, TSSOP16,.25 HVQCCN, LCC16,.16SQ,25 HVQCCN, LCC16,.16SQ,25 HTSSOP, TSSOP16,.25
针数 16 16 16 16 16 16 16 16 16 16
制造商包装代码 FE UF FE FE UF UF FE UF UF FE
Reach Compliance Code compliant compliant compliant compliant compliant compliant compliant compliant compliant compliant
ECCN代码 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
数据输入模式 SERIAL SERIAL SERIAL SERIAL SERIAL SERIAL SERIAL SERIAL SERIAL SERIAL
接口集成电路类型 LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER LED DISPLAY DRIVER
JESD-30 代码 R-PDSO-G16 S-PQCC-N16 R-PDSO-G16 R-PDSO-G16 S-PQCC-N16 S-PQCC-N16 R-PDSO-G16 S-PQCC-N16 S-PQCC-N16 R-PDSO-G16
JESD-609代码 e3 e3 e3 e3 e3 e3 e3 e3 e3 e3
长度 5 mm 4 mm 5 mm 5 mm 4 mm 4 mm 5 mm 4 mm 4 mm 5 mm
湿度敏感等级 1 1 1 1 1 1 1 1 1 1
复用显示功能 NO NO NO NO NO NO NO NO NO NO
功能数量 1 1 1 1 1 1 1 1 1 1
区段数 3 3 3 3 3 3 3 3 3 3
端子数量 16 16 16 16 16 16 16 16 16 16
最高工作温度 125 °C 125 °C 150 °C 125 °C 150 °C 125 °C 150 °C 150 °C 125 °C 125 °C
最低工作温度 -40 °C -40 °C -40 °C -40 °C -40 °C -40 °C -40 °C -40 °C -40 °C -40 °C
封装主体材料 PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
封装代码 HTSSOP HVQCCN HTSSOP HTSSOP HVQCCN HVQCCN HTSSOP HVQCCN HVQCCN HTSSOP
封装等效代码 TSSOP16,.25 LCC16,.16SQ,25 TSSOP16,.25 TSSOP16,.25 LCC16,.16SQ,25 LCC16,.16SQ,25 TSSOP16,.25 LCC16,.16SQ,25 LCC16,.16SQ,25 TSSOP16,.25
封装形状 RECTANGULAR SQUARE RECTANGULAR RECTANGULAR SQUARE SQUARE RECTANGULAR SQUARE SQUARE RECTANGULAR
封装形式 SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度) 260 260 260 260 NOT SPECIFIED 260 260 NOT SPECIFIED 260 260
电源 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
认证状态 Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
座面最大高度 1.1 mm 0.8 mm 1.1 mm 1.1 mm 0.8 mm 0.8 mm 1.1 mm 0.8 mm 0.8 mm 1.1 mm
最大供电电压 30 V 30 V 30 V 30 V 30 V 30 V 30 V 30 V 30 V 30 V
最小供电电压 3 V 3 V 3 V 3 V 3 V 3 V 3 V 3 V 3 V 3 V
标称供电电压 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V
表面贴装 YES YES YES YES YES YES YES YES YES YES
技术 BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR BIPOLAR
温度等级 AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE AUTOMOTIVE
端子面层 Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
端子形式 GULL WING NO LEAD GULL WING GULL WING NO LEAD NO LEAD GULL WING NO LEAD NO LEAD GULL WING
端子节距 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm 0.65 mm
端子位置 DUAL QUAD DUAL DUAL QUAD QUAD DUAL QUAD QUAD DUAL
处于峰值回流温度下的最长时间 30 30 30 30 NOT SPECIFIED 30 30 NOT SPECIFIED 30 30
宽度 4.4 mm 4 mm 4.4 mm 4.4 mm 4 mm 4 mm 4.4 mm 4 mm 4 mm 4.4 mm
最小 fmax 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz 2.25 MHz
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