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| 型号： | LT3493EDCB#TRMPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/20页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK ADJ 1.2A 6DFN |
| 标准包装： | 1 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.78 V ~ 34.2 V |
| 输入电压： | 3.6 V ~ 36 V |
| PWM 型： | 电流模式 |
| 频率 - 开关： | 750kHz |
| 电流 - 输出： | 1.2A |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 6-WFDFN 裸露焊盘 |
| 包装： | 标准包装 |
| 供应商设备封装： | 6-DFN-EP（2x3） |
| 产品目录页面： | 1331 (CN2011-ZH PDF) |
| 其它名称： | LT3493EDCB#TRMPBFDKR |
LT3493
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Voltage (V IN ) ....................................................40V
PIN CONFIGURATION
TOP VIEW
BOOST Pin Voltage ..................................................50V
BOOST Pin Above SW Pin.........................................25V
SHDN Pin ..................................................................40V
FB Voltage ...................................................................6V
FB 1
GND 2
BOOST 3
7
6 SHDN
5 V IN
4 SW
Operating Temperature Range (Note 2)
LT3493E .............................................. –40°C to 85°C
LT3493I ............................................. –40°C to 125°C
Maximum Junction Temperature .......................... 125°C
Storage Temperature Range................... –65°C to 150°C
ORDER INFORMATION
DCB PACKAGE
6-LEAD (2mm 3mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 64°C/W
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
LEAD FREE FINISH
LT3493EDCB#PBF
LT3493IDCB#PBF
LEAD BASED FINISH
LT3493EDCB
LT3493IDCB
TAPE AND REEL
LT3493EDCB#TRPBF
LT3493IDCB#TRPBF
TAPE AND REEL
LT3493EDCB#TR
LT3493IDCB#TR
PART MARKING
LCGG
LCGH
PART MARKING
LCGG
LCGH
PACKAGE DESCRIPTION
6-Lead (2mm × 3mm) Plastic DFN
6-Lead (2mm × 3mm) Plastic DFN
PACKAGE DESCRIPTION
6-Lead (2mm × 3mm) Plastic DFN
6-Lead (2mm × 3mm) Plastic DFN
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges.
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 ar e at T A = 25°C. V IN = 12V, V BOOST = 17V, unless otherwise noted. (Note 2)
PARAMETER
V IN Operating Range
Undervoltage Lockout
Feedback Voltage
CONDITIONS
l
MIN
3.6
3.1
765
TYP
3.4
780
MAX
36
3.6
795
UNITS
V
V
mV
FB Pin Bias Current
Quiescent Current
Quiescent Current in Shutdown
Reference Line Regulation
Switching Frequency
V FB = Measured V REF + 10mV (Note 4)
Not Switching
V SHDN = 0V
V IN = 5V to 36V
V FB = 0.7V
l
685
50
1.9
0.01
0.007
750
150
2.5
2
815
nA
mA
μA
%/V
kHz
V FB = 0V
36
kHz
Maximum Duty Cycle
T A = 25°C
l
88
91
95
95
%
%
3493fb
2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3493EDCB-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.2A, 750kHz Step-Down Switching Regulator in 2mm × 3mm DFN |
| LT3493IDCB | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.2A, 750kHz Step-Down Switching Regulator in 2mm × 3mm DFN |
| LT3493IDCB#PBF | 制造商:Linear Technology 功能描述:BUCK SW REG 1.4A 750KHZ 6D 制造商:Linear Technology 功能描述:DC-DC CONVERTER BUCK 750KHZ 制造商:Linear Technology 功能描述:BUCK, SW REG, 1.4A, 750KHZ, 6DFN 制造商:Linear Technology 功能描述:DC-DC CONVERTER, BUCK, 750KHZ, 1.2A, DFN-6; Primary Input Voltage:36V; No. of Outputs:1; Output Voltage:780mV; Output Current:1.2A; No. of Pins:6; Operating Temperature Min:-40C; Operating Temperature Max:125C; Package / Case:6-DFN;RoHS Compliant: Yes |
| LT3493IDCB#PBF | 制造商:Linear Technology 功能描述:DC-DC CONVERTER, BUCK, 750KHZ, 1.2A, DFN |
| LT3493IDCB#TRMPBF | 功能描述:IC REG BUCK ADJ 1.2A 6DFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:1.2V，1.5V，1.8V，2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘 |
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