参数资料
型号: LT3503EDCB
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 1 A SWITCHING REGULATOR, 2400 kHz SWITCHING FREQ-MAX, PDSO6
封装: 2 X 3 MM, PLASTIC, MO-229, DFN-6
文件页数: 12/20页
文件大小: 423K
代理商: LT3503EDCB
2
LT3503
3503f
Input Voltage (VIN) .................................................. 20V
BOOST Pin Voltage .................................................. 40V
BOOST Pin Above SW Pin ....................................... 20V
SHDN Pin ................................................................ 20V
FB Voltage ................................................................. 6V
Operating Temperature Range (Note 2) ... –40
°C to 85°C
Maximum Junction Temperature .......................... 125
°C
Storage Temperature Range ................. – 65
°C to 150°C
ORDER PART NUMBER
DCB PART MARKING
LT3503EDCB
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
(Note 1)
TJMAX = 125°C, θJA = 64°C/ W
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN Operating Range
3.6
20
V
Undervoltage Lockout
3.0
3.4
3.6
V
Feedback Voltage
765
780
795
mV
FB Pin Bias Current
VFB = Measured VREF (Note 4)
50
150
nA
Quiescent Current
Not Switching
1.9
2.6
mA
Quiescent Current in Shutdown
VSHDN = 0V
0.01
2
A
Reference Line Regulation
VIN = 5V to 20V
0.007
%/V
Switching Frequency
VFB = 0.7V
2.0
2.2
2.4
MHz
VFB = 0V
36
kHz
Maximum Duty Cycle
76
81
%
The
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VIN = 12V, VBOOST = 17V, unless otherwise noted. (Note 2)
ELECTRICAL CHARACTERISTICS
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LCGW
TOP VIEW
SHDN
VIN
SW
FB
GND
BOOST
DCB PACKAGE
6-LEAD (2mm
3mm) PLASTIC DFN
4
5
7
6
3
2
1
相关PDF资料
PDF描述
LT3585EDDB-2 0.95 A BATTERY CHARGE CONTROLLER, PDSO10
LT3585EDDB-0#TRMPDF 1.3 A BATTERY CHARGE CONTROLLER, PDSO10
LT3585EDDB-3 1.85 A BATTERY CHARGE CONTROLLER, PDSO10
LT3587EUD#PBF SWITCHING REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PQCC20
LT3587EUD#TRPBF SWITCHING REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PQCC20
相关代理商/技术参数
参数描述
LT3503EDCB#PBF 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 3.6V to 20V 6-Pin DFN EP 制造商:Linear Technology 功能描述:REG SWITCHING STEP DOWN 1A 2.2MHZ 制造商:Linear Technology 功能描述:REG, SWITCHING, STEP DOWN, 1A 2.2MHZ 制造商:Linear Technology 功能描述:SP-SWREG/Monolithic, Cut Tape 1A, 2.2MHz Buck Regulator ;RoHS Compliant: Yes
LT3503EDCB#TR 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 3.6V to 20V 6-Pin DFN EP T/R
LT3503EDCB#TRMPBF 功能描述:IC REG BUCK ADJ 1A 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:250 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V 输入电压:2.05 V ~ 6 V PWM 型:电压模式 频率 - 开关:2MHz 电流 - 输出:500mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-UFDFN 包装:带卷 (TR) 供应商设备封装:6-SON(1.45x1) 产品目录页面:1032 (CN2011-ZH PDF) 其它名称:296-25628-2
LT3503EDCB#TRPBF 功能描述:IC REG BUCK ADJ 1A 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:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 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:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LT3503EDCBTRMPBF 制造商:Linear Technology 功能描述:DC-DC Converter Step-Down 3.6-20V DFN6EP