參數(shù)資料
型號(hào)： LM3350MWC
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SWITCHED CAPACITOR CONVERTER, 1100 kHz SWITCHING FREQ-MAX, UUC
封裝： WAFER
文件頁(yè)數(shù)： 4/11頁(yè)
文件大小： 293K
代理商： LM3350MWC
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,
(Note 2))
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 =50mA.
Symbol
Parameter
Conditions
Typ (Note 4)
Limits (Note 5)
Units
V
outNL
Output Voltage at
No Load
C1, C2, C
in and Cout: 0.33F, esr ≤
0.33
at 1MHz. I
load =0A
5.0
V
outFL
Output Voltage at
50 mA
C1, C2, C
in and Cout: 0.33F, esr ≤
0.33
at 1MHz. 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,
I
load=0 A; Current into pin Vlow
0.025
A
3
A(Max)
I
Q2
Quiescent Current
Normal Mode, I
Ioad = 0A; Current into
pin V
Iow
3.75
mA
5
mA(Max)
Z
out
Output Source
Impedance
I
load =50mA
4.2
6.25
(Max)
f
SW
Switching
Frequency
(Note 6)
800
kHz
500
kHz(Min)
1100
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
90
%
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 =50mA.
Symbol
Parameter
Conditions
Typ (Note 4)
Limits (Note 5)
Units
V
outNL
Output Voltage at
No Load
C1, C2, C
in and Cout: 0.33F, esr ≤
0.33
at 1MHz. I
load =0A
3.3
V
outFL
Output Voltage at
50 mA
C1, C2, C
in and Cout: 0.33 F, esr ≤
0.33
at 1MHz. I
load =50 mA
3.2
V
in
Input Supply
Voltage Range
5V
2.2
V(Min)
5.5
V(Max)
I
Q1
Quiescent Current
Shutdown Mode, V
Enable = 0V,
I
load=0 A; Current into pin Vhigh
0.25
A
3
A(Max)
LM3350
www.national.com
2
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM3351 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Switched Capacitor Voltage Converter
LM3351A WAF 制造商:Texas Instruments 功能描述:
LM3351AM E WAF 制造商:Texas Instruments 功能描述:
LM3351MM 功能描述:IC REG MULTI CONFIG 50MA 8-MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:125mA 同步整流器:無(wú) 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應(yīng)商設(shè)備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR
LM3351MM/NOPB 功能描述:IC REG MULTI CONFIG 50MA 8-MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:125mA 同步整流器:無(wú) 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應(yīng)商設(shè)備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR
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