參數(shù)資料
型號: LP3996SDX-3333
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 基準電壓源/電流源
英文描述: Dual Linear Regulator with 300mA and 150mA Outputs and Power-On-Reset
中文描述: DUAL OUTPUT, FIXED POSITIVE LDO REGULATOR, DSO10
封裝: 3 X 3 MM, LEAD FREE, LLP-10
文件頁數(shù): 6/16頁
文件大?。?/td> 871K
代理商: LP3996SDX-3333
Electrical Characteristics
(Notes 2, 8) (Continued)
Unless otherwise noted, V
EN
= 950mV, V
IN
= V
OUT
+ 1.0V, or 2.0V, whichever is higher, where V
is the higher of V
and V
. C
= 1 μF, I
= 1 mA, C
= C
= 1.0μF. Typical values and limits appearing in normal type apply for T
A
= 25C. Limits appearing in
boldface
type apply over the full junction temperature range for operation, 40 to +125C.
Symbol
Parameter
Conditions
Typ
Limit
Units
Min
Max
PSRR
Power Supply Rejection Ratio
(Note 11)
f = 1kHz, I
OUT
= 1mA to
150mA
C
BYP
= 10nF
f = 20kHz, I
OUT
= 1mA to
150mA
C
BYP
= 10nF
BW = 10Hz to
100kHz
C
BYP
= 10nF
Temperature
Hysteresis
LDO1
58
dB
LDO2
70
LDO1
45
LDO2
60
e
n
Output noise Voltage (Note 11)
V
OUT
= 0.8V
36
μV
RMS
V
OUT
= 3.3V
75
T
SHUTDOWN
Thermal Shutdown
160
20
C
Enable Control Characteristics
I
EN
Input Current at V
EN1
or V
EN2
V
EN
= 0.0V
V
EN
= 6V
0.005
2
0.1
5
μA
V
IL
Low Input Threshold at V
EN1
or
V
EN2
High Input Threshold at V
EN1
or
V
EN2
POR Output Characteristics
V
TH
Low Threshold % 0f V
OUT2 (NOM)
Flag ON
High Threshold % 0f V
OUT2
0.4
V
V
IH
0.95
V
88
%
(NOM)
Leakage Current
Flag Output Low Voltage
Flag OFF
96
I
POR
V
OL
Timing Characteristics
T
ON
Flag OFF, V
POR
= 6.5V
I
SINK
= 250μA
30
20
nA
mV
Turn On Time (Note 11)
To 95% Level
C
BYP
= 10nF
T
rise
= T
fall
= 10μs
δ
V
IN
= 1VC
BYP
= 10nF
T
rise
= T
fall
=
1μs
300
μs
Transient
Response
Line Transient Response |
δ
V
OUT
|
(Note 11)
Load Transient Response
|
δ
V
OUT
|
(Note 11)
20
mV
(pk - pk)
LDO 1
I
OUT
= 1mA to
150mA
LDO 2
I
OUT
= 1mA to
300mA
175
150
SET Input Characteristics
I
SET
V
TH(SET)
SET Pin Current Source
SET Pin Threshold Voltage
V
SET
= 0V
POR = High
1.3
1.25
μA
V
L
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LP3996SDX-3333/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LP3997MM-3.3 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LP3997MM-3.3/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LP3997MM-3.3/NOPB 制造商:Texas Instruments 功能描述:Linear Voltage Regulator IC
LP3997MMX-3.3/NOPB 功能描述:IC REG LDO 3.3V .25A 8-MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準包裝:2,500 系列:- 穩(wěn)壓器拓撲結(jié)構(gòu):正,固定式 輸出電壓:3.1V 輸入電壓:最高 5.5V 電壓 - 壓降(標(biāo)準):- 穩(wěn)壓器數(shù)量:1 電流 - 輸出:300mA 電流 - 限制(最?。?420mA 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-5 細型,TSOT-23-5 供應(yīng)商設(shè)備封裝:TSOT-23-5 包裝:帶卷 (TR)