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參數(shù)資料
| 型號(hào)： | LV5044V |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A DUAL SWITCHING CONTROLLER, 380 kHz SWITCHING FREQ-MAX, PDSO30 |
| 封裝： | 0.275 INCH, SSOP-30 |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大小： | 236K |
| 代理商： | LV5044V |
LV5044V
No.A0534-3/7
Continued from preceding page.
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Oscillator
Oscillator frequency
fOSC
CT = 130pF
280
330
380
kHz
Oscillator frequency range
fOSC op
250
1100
kHz
Maximum on duty
DON max
CT = 130pF
82
%
Minimum on time
TON min
CT = 130pF
100
nS
Sawtooth wave high side voltage
VsawH
fOSC = 300kHz
2.2
2.6
V
Sawtooth wave low side voltage
VsawL
fOSC = 300kHz
1
1.2
V
On time difference between
channels 1 and 2
Tdead
5
%
Error Amplifier
Error amplifier input current
IFB
-200
-100
200
nA
COMP pin source current
ICOMPSC
-100
-18
A
COMP pin sink current
ICOMPSK
18
100
A
Error amplifier gm
gm
500
700
900
mho
Current detection amplifier gain
GISNS
1.5
2.0
2.5
dB
Logic Output
Sink current in the power good
low state
IpwrgdL
VPGOOD = 0.4V
0.5
1.0
mA
Leakage current in the power good
high state
IpwrgdH
VPGOOD = 12V
10
A
TD pin threshold level
VONTD
When the TD pin is stepped up
1.5
2.4
3.5
V
TD pin open voltage
VTDH
VIN – VLIN5 open.
4.5
5.0
5.5
V
TD pin source current during charge
ITDSC
-1.8
-3.5
-7.0
A
TD pin sink current during discharge
ITDSK
0.8
2
5
mA
CLKO high-level voltage
VCLKOH
ICLKO = 1mA
0.7VLIN5
V
CLKO low-level voltage
VCLKOL
ICLKO = 1mA
0.3VLIN5
V
Protection Functions
VIN UVLO release voltage
VUVLO
3.5
4.1
4.3
V
UVLO hysteresis
VUVLO
0.2
V
Package Dimensions
unit : mm
3191B
9.75
5.
6
7.
6
0.22
0.65
(0.33)
1
15
16
30
0.
5
0.15
1.
5max
0.
1
(1.
3
)
SANYO : SSOP30(275mil)
-20
0
20
40
60
80
100
1.00
0.52
0
0.2
0.4
0.6
0.8
1.0
1.2
Pd max -- Ta
OMG0618
Ambient temperture, Ta --
°C
Allowable
power
dissipation,
Pd
max
-
-W
Specified Substrate (114.3
×76.1×1.6mm3)
glass epoxy.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LV5044V-MPB-E | 制造商:ON Semiconductor 功能描述:16V 2CH PWM BUCK CONTROLL - Ammo Pack 制造商:ON Semiconductor 功能描述:Switching Controllers 制造商:ON Semiconductor 功能描述:FNFLD / 16V 2CH PWM BUCK CONTROLL |
| LV5044V-TLM-E | 功能描述:DC/DC 開關(guān)控制器 DC / DC CONVERTER RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| LV5045V-MPB-E | 制造商:ON Semiconductor 功能描述:DC-DC CONVERTER (BUCK) - Ammo Pack |
| LV5045V-TLM-E | 制造商:ON Semiconductor 功能描述:DC-DC CONVERTER (BUCK) - Tape and Reel |
| LV5050NV | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:DC / DC Converter Controller |
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