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參數(shù)資料
| 型號： | Si9139DG-3328 |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | Multi-Output, Individual On/Off Control Power-Supply Controller |
| 中文描述： | 多輸出，單獨開/關(guān)控制電源控制器 |
| 文件頁數(shù)： | 3/17頁 |
| 文件大?。?/td> | 162K |
| 代理商： | SI9139DG-3328 |
Si9139
Vishay Siliconix
New Product
Document Number: 71841
S-22317
—
Rev. A, 16-Dec-02
www.vishay.com
3
SPECIFICATIONS
Limits
Test Conditions
Parameter
Unit
Max
a
Typ
b
Min
a
V
= 15 V , I
= I
= 0 mA
T
A
= -40 C to 85 C, All Controllers ON
Internal 5-V Regulator
V
L
Output Current (Internal and External)
30
60
mA
V
L
Output
V
L
Fault Lockout Voltage
V
L
Fault Lockout Hysteresis
Reference
All Controllers OFF, V
IN
>5.5 V, 0 <I
L
<30 mA
V
L
Falling Edge
4.7
5.5
3.6
4.2
V
75
mV
REF Output
3.24
3.3
3.36
V
REF Load Regulation
0 to 1 mA
25
60
mV
Auxiliary Feedback Voltage
FB
C
Pin
1.20
1.24
1.28
V
Supply Current
Supply Current
Shutdown
All Converters OFF, No Load
25
60
Supply Current
Operation
All Controllers ON, No Load, f
OSC
= 300 kHz
1100
1800
A
Oscillator
Oscillator Frequency
270
300
330
kHz
Maximum Duty Cycle
92
95
Fault Detection SMPS
A
and SMPS
B
Outputs
Overvoltage Trip Threshold
With Respect To Unloaded Output Voltage
6
10
14
Overvoltage-Fault Propagation Delay
CS
A
or CS
B
Driven 2% Above Overvoltage Trip
Threshold
1.5
s
Output Undervoltage Threshold
With Respect to Unloaded Output Voltage
-40
-30
-20
Output Undervoltage Lockout Time
From each SMPS Enabled
16
20
24
ms
RESET
RESET Start Threshold
With Respect To Unloaded Output Voltage
Rising Edge
-5.5
RESET Propagation Delay (Falling)
Falling Edge, FB
or FB
Driven 2% Above Overvol-
tage or 2% Below Undervoltage Lockout Thresholds
1.5
s
RESET Delay Time (Rising)
With Respect to 2nd SMPS Lockout Time Done
92
107
122
ms
Inputs and Outputs
Feedback Input Leakage Current
FB
C
= 1.24 V
1
Input Leakage Current
ON
A
, ON
B
, V
IN
= 0 V or V
L
DL
A
, DH
A
, DL
B
, DH
B
Forced to 2 V
High or Low
1
A
Gate Driver Sink/Source Current (Buck)
1
A
Gate Driver On-Resistance (Buck)
2
7
Gate Driver Sink/Source Current (Auxiliary)
DH
C
, DL
C
Forced to 2 V
High or Low
0.2
A
Gate Driver On-Resistance (Auxiliary)
15
RESET Output Low Voltage
RESET, I
SINK
= 4 mA
RESET = 5 V
0.4
V
RESET Output High Leakage
1
A
ON
A
, ON
B
Logic Low
V
IL
V
IH
0.8
Logic High
2.4
V
Notes
a.
b.
The algebraic convention is used whereby the most negative value is a minimum and the most positive a maximum.
Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing, and are measured at T
A
= 25 C.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SI9139DG-3328-T1 | 功能描述:電流型 PWM 控制器 Dual Pwr-Supply Ctrl 3.3 and 2.8V RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| SI9140 | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:SMP Controller For High Performance Process Power Supplies |
| SI9140CQ | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:SMP Controller For High Performance Process Power Supplies |
| SI9140CQ-T1 | 功能描述:電壓模式 PWM 控制器 SMP Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| SI9140CQ-T1-E3 | 功能描述:電壓模式 PWM 控制器 Switching Power Supply Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
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