- 您现在的位置：买卖IC网 > PDF目录65796 > LM3351MM/NOPB (NATIONAL SEMICONDUCTOR CORP) SWITCHED CAPACITOR CONVERTER, 275 kHz SWITCHING FREQ-MAX, PDSO8 PDF资料下载
参数资料
| 型号： | LM3351MM/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHED CAPACITOR CONVERTER, 275 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | MINI, SO-8 |
| 文件页数： | 4/10页 |
| 文件大小： | 298K |
| 代理商： | LM3351MM/NOPB |
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Maximum Input Voltage, Step-Down
5.5V
Maximum Input Voltage, Step-Up
3.65V
Power Dissipation (P
D)(TA=25C,
500 mW
θ
ja (Note 2)
250C/W
Tj Max (Note 2)
150C
Storage Temperature
65C to +150C
Lead Temperature (Soldering, 10
secs)
260C
ESD Susceptibility (Note 3)
2kV
Not short circuit protected.
Operating Conditions (Note 1)
Ambient Temperature Range
40C to + 85C
Electrical Characteristics
3/2 Step-Up Voltage Converter
Specifications in standard type face are for T
j = 25C, and those with boldface type apply over full operating temperature
range. Unless otherwise specified, V
in = 3.3V, VEnable = 3.3V, Iload = 50 mA, C1,C2,Cin and Cout = 1 F.
Symbol
Parameter
Conditions
Typ (Note 4)
Limits (Note 5)
Units
V
outNL
Output Voltage at No
Load
I
load = 0 A
5.0
V
outFL
Output Voltage at 50
mA
I
load =50mA
4.7
V
in
Input Supply Voltage
Range
3.3
V
2.5
V(Min)
3.65
V(Max)
I
Q1
Quiescent Current
Shutdown Mode, V
Enable = 0V, Iload=0
A; Current into pin V
low
0.025
A
3
A(Max)
I
Q2
Quiescent Current
Normal Mode, I
Ioad = 0A; Current into
pin V
Iow
1.1
mA
1.5
mA(Max)
Z
out
Output Source
Impedance
I
load =50mA
4.2
6.25
(Max)
f
SW
Switching Frequency
200
kHz
125
kHz(Min)
275
kHz(Max)
V
Enable
Enable Threshold
Voltage
1.7
V
1.0
V(Min)
2.5
V(Max)
I
Enable
Leakage Current
Current into ENABLE pin; ENABLE =
5V and all other pins at ground
0.025
A
1
A(Max)
Pη
Power Efficiency
95
%
Electrical Characteristics
2/3 Step-Down Voltage Converter
Specifications in standard type face are for T
j = 25C, and those with boldface type apply over full operating temperature
range. Unless otherwise specified, V
high = 5V, VEnable = 5V, Iload = 50 mA, C1,C2,Cin and Cout = 1 F.
Symbol
Parameter
Conditions
Typ (Note 4)
Limits (Note 5)
Units
V
outNL
Output Voltage at No
Load
I
load = 0 A
3.3
V
outFL
Output Voltage at 50
mA
I
load =50 mA
3.2
V
LM3351
www.national.com
3
相关PDF资料 |
PDF描述 |
|---|---|
| LM336BZ-AP | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.49 V, PBCY3 |
| LM368N-2.5 | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.5 V, PDIP8 |
| LM385H-2.5 | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, MBCY2 |
| LM385BYH-2.5 | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, MBCY2 |
| LM385BH-2.5 | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.5 V, MBCY2 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LM3351MMX | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Switched Capacitor Voltage Converter |
| LM3351MMX/NOPB | 功能描述:IC REG MULTI CONFIG 50MA 8-MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:降压（降压） 输出类型:固定 输出数:1 输出电压:3.3V 输入电压:4.5 V ~ 24 V PWM 型:- 频率 - 开关:- 电流 - 输出:125mA 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:SOT-23-6 包装:Digi-Reel® 供应商设备封装:SOT-6 其它名称:MAX1836EUT33#TG16DKR |
| LM3352 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Regulated 200 mA Buck-Boost Switched Capacitor DC/DC Converter |
| LM3352-3.0EVAL | 功能描述:EVALUATION BOARD FOR LM3352-3.0 RoHS:是 类别:编程器，开发系统 >> 评估板 - DC/DC 与 AC/DC（离线）SMPS 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:True Shutdown™ 主要目的:DC/DC，步升 输出及类型:1，非隔离 功率 - 输出:- 输出电压:- 电流 - 输出:1A 输入电压:2.5 V ~ 5.5 V 稳压器拓扑结构:升压 频率 - 开关:3MHz 板类型:完全填充 已供物品:板 已用 IC / 零件:MAX8969 |
| LM3352-3.3EVAL | 功能描述:EVALUATION BOARD FOR LM3352-3.3 RoHS:是 类别:编程器，开发系统 >> 评估板 - DC/DC 与 AC/DC（离线）SMPS 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:True Shutdown™ 主要目的:DC/DC，步升 输出及类型:1，非隔离 功率 - 输出:- 输出电压:- 电流 - 输出:1A 输入电压:2.5 V ~ 5.5 V 稳压器拓扑结构:升压 频率 - 开关:3MHz 板类型:完全填充 已供物品:板 已用 IC / 零件:MAX8969 |
发布紧急采购，3分钟左右您将得到回复。