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參數(shù)資料
| 型號： | LP3906SQDJXI |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 2 A DUAL SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, QCC24 |
| 封裝： | 5 X 4 MM, 0.80 MM HEIGHT, LLP-24 |
| 文件頁數(shù)： | 37/40頁 |
| 文件大小： | 4197K |
| 代理商： | LP3906SQDJXI |
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If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
V
IN, SDA, SCL
0.3V to +6V
GND to GND SLUG
±0.3V
Power Dissipation (P
D_MAX)
(T
A=85°C, TMAX=125°C, )
1.43 W
Junction Temperature (T
J-MAX)
150°C
Storage Temperature Range
65°C to +150°C
Maximum Lead Temperature (Soldering)
260°C
ESD Ratings
Human Body Model (Note
4)
2 kV
Bucks
V
IN
2.7V to 5.5V
V
EN
0 to (V
IN +
0.3V)
Junction Temperature (T
J) Range
40°C to
+125°C
Ambient Temperature (T
A) Range (Note 6)
40°C to
+85°C
Thermal Properties
Junction-to-Ambient Thermal Resistance
(θ
JA)SQA024AG
28°C/W
Electrical Characteristics
General Electrical Characteristics (Note 1, Note 2, Note 7, Note 13)
Unless otherwise noted, V
IN = 3.6V, Typical values and limits appearing in normal type apply for TJ = 25°C. Limits appearing in
boldface type
apply over the entire junction temperature range for operation, 40°C to +125°C.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
POR
Power-On Reset Threshold
V
DD Falling Edge
1.9
V
T
SD
Thermal Shutdown Threshold
160
°C
T
SDH
Themal Shutdown Hysteresis
20
°C
Unless otherwise noted, V
IN = 3.6V. Typical values and limits appearing in normal type apply for TJ = 25°C. Limits appearing in
boldface type
apply over the entire junction temperature range for operation, 40°C to +125°C
Symbol
Parameter
Conditions
Min
Typ
Max
Units
F
CLK
Clock Frequency
400
kHz
t
BF
Bus-Free Time Between Start and Stop
1.3
s
t
HOLD
Hold Time Repeated Start Condition
0.6
s
t
CLKLP
CLK Low Period
1.3
s
t
CLKHP
CLK High Period
0.6
s
t
SU
Set Up Time Repeated Start Condition
0.6
s
t
DATAHLD
Data Hold time
0
s
t
DATASU
Data Set Up Time
100
ns
T
SU
Set Up Time for Start Condition
0.6
s
T
TRANS
Maximum Pulse Width of Spikes that
Must be Suppressed by the Input Filter of
Both DATA & CLK Signals.
50
ns
www.national.com
6
LP3906
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LP3906SQ-DJXI | 制造商:Texas Instruments 功能描述:Power Management Unit 24-Pin LLP EP T/R |
| LP3906SQ-DJXI/NOPB | 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
| LP3906SQE-PPXP/NOPB | 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
| LP3906SQE-VPFP/NOPB | 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
| LP3906SQ-FXPI/NOPB | 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
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