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參數(shù)資料
| 型號(hào)： | L4960 |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Isolated Flyback Switching Regulator with 9V Output |
| 中文描述： | 隔離反激式開(kāi)關(guān)穩(wěn)壓9V輸出 |
| 文件頁(yè)數(shù)： | 3/16頁(yè) |
| 文件大?。?/td> | 189K |
| 代理商： | L4960 |
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Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
DYNAMIC CHARACTERISTICS
V
o
Output voltage range
V
i
= 46V
I
o
= 1A
V
ref
40
V
V
i
Input voltage range
V
o
= V
ref
to 36V
I
o
= 2.5A
9
46
V
V
o
Line regulation
V
i
= 10V to 40V
V
o
= V
ref
I
o
= 1A
15
50
mV
V
o
Load regulation
V
o
= V
ref
I
o
= 0.5A to 2A
10
30
mV
V
ref
Internal reference voltage
(pin 2)
V
i
= 9V to 46V
I
o
= 1A
5
5.1
5.2
V
V
ref
T
Average temperature
coefficient of refer voltage
T
j
= 0
°
C to 125
°
C
I
o
= 1A
0.4
mV/
°
C
V
d
Dropout voltage
I
o
= 2A
1.4
3
V
I
om
Maximum operatingload
current
V
i
= 9V to 46V
V
o
= V
ref
to 36V
2.5
A
I
7L
Current limiting threshold
(pin 7)
V
i
= 9V to 46V
V
o
= V
ref
to 36V
3
4.5
A
I
SH
Input average current
V
i
= 46V;
outputshort-circuit
30
60
mA
η
Efficiency
f = 100KHz
V
o
= V
ref
75
%
I
o
= 2A
V
o
= 12V
85
%
SVR
Supply voltage ripple
rejection
V
i
= 2V
fripple
= 100Hz
V
o
= V
ref
Io = 1A
50
56
dB
f
Switching frequency
85
100
115
KHz
f
V
i
Voltage stability of
switching frequency
V
i
= 9V to 46V
0.5
%
f
T
j
Temperature stability of
switching frequency
T
j
= 0
°
C to 125
°
C
1
%
f
max
Maximum operating
switching frequency
V
o
= V
ref
I
o
= 2A
120
150
KHz
T
sd
Thermal shutdown
junction temperature
150
°
C
ELECTRICAL CHARACTERISTICS
(Refer to the test circuit, T
j
= 25
°
C, V
i
= 35V, unless otherwise
specified)
Symbol
Parameter
Value
Unit
R
th j-case
R
th j-amb
Thermal resistance junction-case
Thermal resistance junction-ambient
max
max
4
50
°
C/W
°
C/W
THERMAL DATA
3/16
L4960
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| L4960H | 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 5.1 to 40V 2.5 Amp RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| L4962 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.5A POWER SWITCHING REGULATOR |
| L4962/A | 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 5.0 to 40V Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| L4962_00 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.5A POWER SWITCHING REGULATOR |
| L4962A | 制造商:SGS 功能描述:* |
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