參數(shù)資料
型號： UCC2945
廠商： Electronic Theatre Controls, Inc.
英文描述： 1V Synchronous Boost Converter
中文描述： 1V的同步升壓轉(zhuǎn)換器
文件頁數(shù)： 2/11頁
文件大?。?/td> 190K
代理商： UCC2945
2
UCC2941-3/-5/-ADJ
UCC3941-3/-5/-ADJ
ELECTRICAL CHARACTERISTICS:
Unless otherwise specified, for UCC3941, T
A
= 0°C to 70°C; for UCC2941, T
A
= –40°C
to 85°C; VIN = 1.25V, T
A
= T
J
.
PARAMETER
TEST CONDITIONS
VIN Section
Minimum Startup Voltage
No External VGD Load, T
J
= 25°C, I
OUT
= 100mA (Note 1)
Minimum Start Voltage
No External VGD Load, I
OUT
= 100mA, T
J
= 0
°
C to 85
°
C
(Note 1)
Minimum Startup Voltage
No External VGD Load, T
J
= –40°C to 0
°
C
Minimum Dropout Voltage
No External VGD Load, I
OUT
= 100mA, VGD = 6.3V
(Note 1)
Input Voltage Range
MIN
TYP
MAX
UNITS
0.8
0.9
1.0
1.1
V
V
0.9
1.5
0.5
V
V
1
VOUT
+0.5
25
20
V
Quiescent Supply Current
Supply Current at Shutdown
Output Section
Quiescent Supply Current
Supply Current at Shutdown
Regulation Voltage (UCC3941-3)
(Note 2)
SD = Open
13
8
μ
A
μ
A
(Note 2)
SD = Open
1V < VIN < 3V
1V < VIN < 3V, 0mA < I
OUT
< 150mA (Note 1)
1V < VIN < 5V
1V < VIN < 5V, 0mA < I
OUT
100mA (Note 1)
1V < VIN < 3V
32
6
3.25
3.30
5.00
5.0
1.250
80
15
3.37
3.43
5.15
5.2
1.288
μ
A
μ
A
V
V
V
V
V
3.18
3.17
4.85
4.8
1.212
Regulation Voltage (UCC3941-5)
FB Voltage (UCC3941-ADJ)
VGD Output Section
Quiescent Supply Current
Supply Current at Shutdown
Regulation Voltage
(Note 2)
SD = Open
1V < VIN < 3V
1V < VIN < 3V, 0mA < I
OUT
< 10mA (Note 1)
25
8
8.7
8.7
60
20
9.2
9.3
μ
A
μ
A
V
V
7.5
7.4
Inductor Charging Section (L = 22
μ
H)
Peak Discontinuous Current
Peak Continuous Current
Over Operating Range
R
PLIM
= 6.2
, UCC3941-3 and UCC3941-5
UCC3941-ADJ
0.50
0.8
0.9
0.85
1.1
1.3
A
A
A
0.5
0.6
ABSOLUTE MAXIMUM RATINGS
VIN Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 10V
SD Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to VIN
PLIM Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 10V
VGD Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 15V
SW Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 15V
VOUT Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 10V
Storage Temperature . . . . . . . . . . . . . . . . . . . –65°C to +150°C
Junction Temperature. . . . . . . . . . . . . . . . . . . –55°C to +150°C
Lead Temperature (Soldering, 10 sec.). . . . . . . . . . . . . +300°C
Currents are positive into, negative out of the specified terminal.
Consult Packaging Section of Databook for thermal limitations
and considerations of packages.
Pin 6 is FB for UCC3941-ADJ.
CONNECTION DIAGRAM
DIL-8, SOIC-8 (Top View)
N or J Package, D Package
相關(guān)PDF資料
PDF描述
UCC3941N-3 IC DC/DC CONVERTER 3V
UCC3941N-ADJ IC ADJ. DC/DC CONVERTER
UCC3957 Three - Four Cell Lithium-Ion Protector Circuit
UCC5510 Low Voltage Differential LVD/SE SCSI 9 Line Terminator
UCC5510 Low Voltage Differential (LVD/SE) SCSI 9 Line Terminator(低壓差分小型計(jì)算機(jī)系統(tǒng)接口9線終端匹配器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UCC2946D 功能描述:監(jiān)控電路 Mcrprcsr Supervisor w/Watchdog Timer RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
UCC2946D 制造商:Texas Instruments 功能描述:Voltage Detector / Microprocessor Superv
UCC2946DG4 功能描述:監(jiān)控電路 Mcrprcsr Supervisor w/Watchdog Timer RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
UCC2946DTR 功能描述:監(jiān)控電路 Mcrprcsr Supervisor w/Watchdog Timer RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
UCC2946DTRG4 功能描述:監(jiān)控電路 Mcrprcsr Supervisor w/Watchdog Timer RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報(bào)價(jià)

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*