- 您现在的位置：买卖IC网 > PDF目录14007 > LTC3548IMSE#PBF (Linear Technology)IC REG BUCK SYNC ADJ DL 10MSOP PDF资料下载
参数资料
| 型号： | LTC3548IMSE#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/16页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ DL 10MSOP |
| 标准包装： | 50 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 2 |
| 输出电压： | 0.6 V ~ 5 V |
| 输入电压： | 2.5 V ~ 5.5 V |
| PWM 型： | 电流模式，混合 |
| 频率 - 开关： | 2.25MHz |
| 电流 - 输出： | 400mA，800mA |
| 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： | 10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 |
| 包装： | 管件 |
| 供应商设备封装： | 10-MSOP 裸露焊盘 |
LTC3548
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V IN Voltages ................................................. – 0.3V to 6V
V FB1 , V FB2 Voltages ...........................– 0.3V to V IN +0.3V
RUN1, RUN2 Voltages ................................ – 0.3V to V IN
MODE/SYNC Voltage ....................... – 0.3V to V IN + 0.3V
SW1, SW2 Voltage ........................... – 0.3V to V IN + 0.3V
POR Voltage ................................................. – 0.3V to 6V
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 5) ............................. 125°C
Storage Temperature Range...................– 65°C to 125°C
Lead Temperature (Soldering, 10 sec)
MSE Only .......................................................... 300°C
PIN CONFIGURATION
TOP VIEW
TOP VIEW
V FB1
RUN1
1
2
10 V FB2
9 RUN2
V FB1
RUN1
1
2
10
9
V FB2
RUN2
V IN
SW1
GND
3
4
5
11
8 POR
7 SW2
6 MODE/
SYNC
V IN
SW1
GND
3 11 8
4 7
5 6
MSE PACKAGE
10-LEAD PLASTIC MSOP
POR
SW2
MODE/
SYNC
DD PACKAGE
10-LEAD (3mm 3mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 45°C/W, θ JC = 3°C/W
EXPOSED PAD (PIN 11) IS PGND, MUST BE CONNECTED TO GND
(SOLDERED TO A 4-LAYER BOARD)
ORDER INFORMATION
T JMAX = 125°C, θ JA = 45°C/W, θ JC = 10°C/W
EXPOSED PAD (PIN 11) IS PGND, MUST BE CONNECTED TO GND
(SOLDERED TO A 4-LAYER BOARD)
LEAD FREE FINISH
LTC3548EDD#PBF
LTC3548IDD#PBF
LTC3548EMSE#PBF
LTC3548IMSE#PBF
TAPE AND REEL
LTC3548EDD#TRPBF
LTC3548IDD#TRPBF
LTC3548EMSE#TRPBF
LTC3548IMSE#TRPBF
PART MARKING*
LBNJ
LBNJ
LTBNH
LTBNH
PACKAGE DESCRIPTION
10-Lead (3mm × 3mm) Plastic DFN
10-Lead (3mm × 3mm) Plastic DFN
10-Lead Plastic MSOP
10-Lead Plastic MSOP
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges. *The temperature grade is identi?ed by a label on the shipping container.
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 ● denotes the speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C. V IN = 3.6V, unless otherwise speci?ed. (Note 2)
SYMBOL
V IN
I FB
PARAMETER
Operating Voltage Range
Feedback Pin Input Current
CONDITIONS
l
l
MIN
2.5
TYP
MAX
5.5
30
UNITS
V
nA
V FB
ΔV LINEREG
Feedback Voltage (Note 3)
Reference Voltage Line Regulation
0°C ≤ T A ≤ 85°C
–40°C ≤ T A ≤ 85°C
V IN = 2.5V to 5.5V (Note 3)
l
0.588
0.585
0.6
0.6
0.3
0.612
0.612
0.5
V
V
%V
3548fc
2
相关PDF资料 |
PDF描述 |
|---|---|
| EBM28DSAS | CONN EDGECARD 56POS R/A .156 SLD |
| LTC3548IDD#PBF | IC REG BUCK SYNC ADJ DL 10DFN |
| EEM44DRYF | CONN EDGECARD 88POS DIP .156 SLD |
| HM71S-0603332LFTR | SHIELDED POWER INDUCTORS |
| ESM25DRSS | CONN EDGECARD 50POS DIP .156 SLD |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3548IMSE-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual Synchronous, 400mA/800mA, 2.25MHz Step-Down DC/DC Regulator |
| LTC3549 | 制造商:LINER 制造商全称:Linear Technology 功能描述:250mA Low VIN Buck Regulator in 2mm × 3mm DFN |
| LTC3549EDCB | 制造商:LINER 制造商全称:Linear Technology 功能描述:250mA Low VIN Buck Regulator in 2mm × 3mm DFN |
| LTC3549EDCB#PBF | 制造商:Linear Technology 功能描述:VOLTAGE REGULATOR BUCK 2.25M 制造商:Linear Technology 功能描述:VOLTAGE REGULATOR, BUCK, 2.25MHZ, 250mA, DFN-6; Primary Input Voltage:5.5V; No. of Outputs:1; Output Current:250mA; No. of Pins:6; Operating Temperature Min:-40C; Operating Temperature Max:85C; Package / Case:6-DFN ;RoHS Compliant: Yes |
| LTC3549EDCB#TRM | 制造商:Linear Technology 功能描述:250MA, LOW VIN BUCK REGULATOR |
发布紧急采购，3分钟左右您将得到回复。