參數(shù)資料
型號: L4963D
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: 隔離反激式開關(guān)穩(wěn)壓9V輸出
文件頁數(shù): 6/17頁
文件大?。?/td> 178K
代理商: L4963D
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
Fig.
RESET
V
12
Rising Threshold Voltage
V
i
= 9 to 46V
V
–150
V
–100
V
–50
mV
3b
V
12
Falling Threshold Voltage
V
i
= 9 to 46V
V
–150
V
–200
V
–250
mV
3b
V
9D
Delay Rising Thereshold
Voltage
V
7
= OPEN
4.3
4.5
4.7
V
3b
V
9F
Delay FallingThereshold
Voltage
1
1.5
2
V
3b
–I
9SO
Delay Source Current
V
9
= 4.7V V
12
= 5.3V
70
110
140
μ
A
3b
I
9SI
Delay Sink Current
V
9
= 4.7V V
12
= 4.7V
10
mA
3b
I
10
Output Leakage Current
V
i
= 46V V
7
= 8.5V
50
μ
A
3b
V
10
Output Saturation Volt.
I
10
= 15mA; V
I
= 3 to 46V
0.4
V
3b
POWER FAIL
V
R
Rising Threshold Voltage
Pin7 = open
17.5
19
20.5
V
3C
V
F
Falling Threshold Voltage
Pin7 = open
14.25
15
15.75
V
3c
V
7
Rising Threshold Voltage
V
i
= 20V
4.14
4.5
4.86
V
V
7
Falling Threshold Voltage
V
i
= 20V
3.325
3.5
3.675
V
V
s
Output Saturation Volt.
I
a
= 5mA
0.4
V
3c
I
s
Output Leakage Current
V
i
= 46V
50
μ
A
3c
OSCILLATOR
f
Oscillator Frequency
R
T
= 51K
46
60
79
kHz
f
Oscillator Frequency
V
I
= 9 to 46V
T
j
= 0 to 125
°
C
R
T
= 51K
42
83
kHz
ELECTRICAL CHARACTERISTIC
(Continued)
L4963 - L4963D
6/17
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