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参数资料
| 型号： | LTC3252EDE#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 11/12页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SWITCHED CAP 12DFN |
| 标准包装： | 2,500 |
| 类型： | 降压（降压），切换电容（充电泵） |
| 输出类型： | 可调式 |
| 输出数： | 2 |
| 输出电压： | 0.9 V ~ 1.6 V |
| 输入电压： | 2.7 V ~ 5.5 V |
| PWM 型： | Burst Mode? |
| 频率 - 开关： | 1MHz ~ 1.6MHz |
| 电流 - 输出： | 250mA |
| 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： | 12-WFDFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 12-DFN（4x3） |
LTC3252
TYPICAL APPLICATIO
Li-Ion to 1.5V/1.2V Outputs
OUT1
1.2V
250mA
4.7 μ F
261k
OFF ON
1 μ F
3
2
5
4
6
1
EN1 OUT2
C1 + C2 –
C1 – FB2
FB1 GND
LTC3252
V IN EN2
OUT1 C2 +
11
9
10
8
12
7
OFF ON
1 μ F
470k
510k
OUT2
1.5V
250mA
4.7 μ F
Li-ION
4.7 μ F
510k
3252 TA02
PACKAGE DESCRIPTIO
DE/UE Package
12-Lead Plastic DFN (4mm × 3mm)
(Reference LTC DWG # 05-08-1695)
0.58 ± 0.05
3.40 ± 0.05 1.70 ± 0.05
2.24 ± 0.05 (2 SIDES)
PACKAGE OUTLINE
0.25 ± 0.05
0.50
3.30 ± 0.05
BSC
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
4.00 ± 0.10
R = 0.115
0.38 ± 0.10
(2 SIDES)
7
TYP
12
R = 0.20
TYP
PIN 1
TOP MARK
3.00 ± 0.10
(2 SIDES)
1.70 ± 0.10
(2 SIDES)
PIN 1
NOTCH
(UE12/DE12) DFN 0802
0.200 REF
0.75 ± 0.05
0.00 – 0.05
6
0.25 ± 0.05
3.30 ± 0.10
(2 SIDES)
1
0.50
BSC
BOTTOM VIEW—EXPOSED PAD
NOTE:
1. DRAWING PROPOSED TO BE A VARIATION OF VERSION
(WGED) IN JEDEC PACKAGE OUTLINE M0-229
2. ALL DIMENSIONS ARE IN MILLIMETERS
3. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
4. EXPOSED PAD SHALL BE SOLDER PLATED
3252f
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
11
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3255EDD#PBF | 制造商:Linear Technology 功能描述:IC REG BUCK SWITCHED CAP 10-DFN 制造商:Linear Technology 功能描述:IC, STEP DWN CHARGE PUMP, 500KHZ, DFN-10 制造商:Linear Technology 功能描述:DP-Charge Pump/General Purpose, Wide VIN Range Fault Protected 50mA Step-Down Ch |
| LTC3255EDD#TRPBF | 制造商:Linear Technology 功能描述:IC REG BUCK SWITCHED CAP 10-DFN |
| LTC3255EMSE#PBF | 制造商:Linear Technology 功能描述:IC REG BUCK SWITCHED CAP 10-MSOP 制造商:Linear Technology 功能描述:IC, STEP DWN CHARGE PUMP, 500KHZ, MSOP10 制造商:Linear Technology 功能描述:DP-Charge Pump/General Purpose, Wide VIN Range Fault Protected 50mA Step-Down Ch 制造商:Linear Technology 功能描述:DC-DC CONV, BUCK, ADJ, 500KHZ, MSOP-10, Primary Input Voltage:48V, No. of Outputs:1, Output Current:50mA, No. of Pins:10, Operating Temperature Min:-40C, Operating Temperature Max:125C, Package / Case:10-MSOP , RoHS Compliant: Yes |
| LTC3255EMSE#TRPBF | 制造商:Linear Technology 功能描述:IC REG BUCK SWITCHED CAP 10-MSOP 制造商:Linear Technology 功能描述:DP-Charge Pump/General Purpose, Wide VIN Range Fault Protected 50mA Step-Down Ch |
| LTC3255HDD#PBF | 制造商:Linear Technology 功能描述:IC REG BUCK SWITCHED CAP 10-DFN 制造商:Linear Technology 功能描述:IC, STEP DWN CHARGE PUMP, 500KHZ, DFN-10 制造商:Linear Technology 功能描述:DC-DC CONV, BUCK, ADJ, 500KHZ, DFN-10, Primary Input Voltage:48V, No. of Outputs:1, Output Current:50mA, No. of Pins:10, Operating Temperature Min:-40C, Operating Temperature Max:150C, Package / Case:10-DFN , RoHS Compliant: Yes 制造商:Linear Technology 功能描述:DP-Charge Pump/General Purpose, Wide VIN Range Fault Protected 50mA Step-Down Ch |
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