- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄384451 > HV311LG (SUPERTEX INC) Hotswap, Controllers with Circuit Breaker PDF資料下載
參數(shù)資料
| 型號： | HV311LG |
| 廠商： | SUPERTEX INC |
| 元件分類： | 電源管理 |
| 英文描述： | Hotswap, Controllers with Circuit Breaker |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | SOIC-8 |
| 文件頁數(shù)： | 7/21頁 |
| 文件大?。?/td> | 664K |
| 代理商： | HV311LG |
7
HV301/HV311
The timing functions are defined by the following equations:
t
C
I
t
V
C
I
t
t
t
t
C
g
I
I
R
R
t
V
C
I
t
V
V
C
I
START
RAMP
RAMP
TH
GS th
RAMP
RAMP
POR
START
TH
RISE
RAMP
fs
RAMP
LIMIT
SENSE
FB
LIMIT
IN
LOAD
LIMIT
PWRGD
INT
GS
RAMP
RAMP
=
=
=
+
≈
≈
=
(
)
2 4
.
0 9
.
1 2
.
(
)
LIMIT
Timing (Servo Mode)
Design Information, cont’d.
Programming Inrush and I
CB
, continued:
Method 2: Inrush = 1/2 I
CB
(Servo Mode)
i)
start with 2nF from gate to source
ii) increase to 10nF if needed
iii) add 1k series resistor from gate to capacitor if needed
Capacitor and/or
compensation resistor
will reduce peaking
GND
-48V
V
IN
V
OUT
I
IN
t
START
contact
bounce
I
LIM
PWRGD
V
UVL
t
RISE
t
PWRGD
V
GATE
Initialization
Limiting
Full On
V
GATE
t
LIM
t
TH
V
RAMP
V
RAMP
V
GATE
inactive
active
V
OUT
V
IN
V
GS(th)
V
GS(lim)
V
EE
t
POR
90%
1.
Choose I
=100mV
R
SENSE
e.g. 2A
R
=50m
2.
Inrush =
50mv
R
SENSE
, e.g. 50mV
50m
=1A
3.
Add compensation components from gate to drain if
necessary to reduce peaking.
CB
SENSE
,
相關PDF資料 |
PDF描述 |
|---|---|
| HV302 | Sequencing Hotswap Controllers |
| HV302DB1 | Hotswap Controller |
| HV302NG | Sequencing Hotswap Controllers |
| HV312 | Sequencing Hotswap Controllers |
| HV312DB1 | Hotswap Controller |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HV311LG-G | 功能描述:熱插拔功率分布 Active Low RoHS:否 制造商:Texas Instruments 產品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| HV311LG-M908 | 功能描述:熱插拔功率分布 -10 to -90V Activ Lw RoHS:否 制造商:Texas Instruments 產品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| HV311LG-M908-G | 功能描述:熱插拔功率分布 -10 to -90V Activ Lw RoHS:否 制造商:Texas Instruments 產品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| HV311LG-P031 | 功能描述:熱插拔功率分布 -10 to -90V Activ Lw RoHS:否 制造商:Texas Instruments 產品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
| HV311LG-P031-G | 功能描述:熱插拔功率分布 -10 to -90V Activ Lw RoHS:否 制造商:Texas Instruments 產品:Controllers & Switches 電流限制: 電源電壓-最大:7 V 電源電壓-最小:- 0.3 V 工作溫度范圍: 功率耗散: 安裝風格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Tube |
發(fā)布緊急采購，3分鐘左右您將得到回復。