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参数资料
| 型号： | LTC3418EUHF#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/20页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 8A 38QFN |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.8 V ~ 5 V |
| 输入电压： | 2.25 V ~ 5.5 V |
| PWM 型： | 电流模式，混合 |
| 频率 - 开关： | 1MHz |
| 电流 - 输出： | 8A |
| 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： | 38-WFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 38-QFN（5x7） |
LTC3418
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Supply Voltage ................................... –0.3V to 6V
I TH , RUN/SS, V FB Voltages ......................... –0.3V to V IN
SYNC/MODE Voltages ................................ –0.3V to V IN
PIN CONFIGURATION
TOP VIEW
38 37 36 35 34 33 32
TRACK Voltage ........................................... –0.3V to V IN
SW Voltage .................................. –0.3V to (V IN + 0.3V)
Operating Temperature Range
SW 1
SW 2
PV IN 3
31 SW
30 SW
29 PV IN
(Note 2) ............................................... –40°C to 85°C
Junction Temperature (Note 5) ............................. 125°C
Storage Temperature Range.................. –65°C to 125°C
PV IN 4
PGOOD 5
R T 6
RUN/SS 7
SGND 8
PV IN 9
PV IN 10
SW 11
SW 12
39
28 PV IN
27 SYNC/MODE
26 I TH
25 V FB
24 SV IN
23 PV IN
22 PV IN
21 SW
20 SW
13 14 15 16 17 18 19
UHF PACKAGE
38-LEAD (7mm × 5mm) PLASTIC QFN
T JMAX = 125°C, θ JA = 34°C/W, θ JC = 1°C/W
EXPOSED PAD (PIN 39) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC3418EUHF#PBF
TAPE AND REEL
LTC3418EUHF#TRPBF
PART MARKING
3418
PACKAGE DESCRIPTION
38-Lead (7mm × 5mm) Plastic QFN
TEMPERATURE RANGE
–40°C to 85°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 indicates speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C. V IN = 3.3V. (Note 2)
SYMBOL
V IN
PARAMETER
Input Voltage Range
CONDITIONS
MIN
2.25
TYP
MAX
5.5
UNITS
V
V FB
Regulated Feedback Voltage
0°C ≤ T A ≤ 85°C
(Note 3)
l
0.792
0.784
0.800
0.800
0.808
0.816
V
V
I FB
Feedback Input Current
100
200
nA
Δ V FB
Reference Voltage Line Regulation
V IN = 2.5V to 5.5V (Note 3)
0.04
0.2
%/V
V LOADREG
V TRACK
Output Voltage Load Regulation
Tracking Voltage Offset
Measured in Servo Loop, V ITH = 0.36V
Measured in Servo Loop, V ITH = 0.84V
V TRACK = 0.4V
l
l
0.02
–0.02
0.2
–0.2
15
%
%
mV
Tracking Voltage Range
0
0.8
V
3418fb
2
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3419 | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual Monolithic 600mA Synchronous Step-Down Regulator |
| LTC3419EDD | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual Monolithic 600mA Synchronous Step-Down Regulator |
| LTC3419EDD#PBF | 功能描述:IC REG BUCK SYNC ADJ .6A DL 8DFN 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 |
| LTC3419EDD#TRPBF | 功能描述:IC REG BUCK SYNC ADJ .6A DL 8DFN 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 |
| LTC3419EDD-1 | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual Monolithic 600mA Synchronous Step-Down Regulator |
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