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參數資料
| 型號： | ML4863 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | High Efficiency Flyback Controller(高效回轉電源控制器) |
| 中文描述： | 高效率反激式控制器（高效回轉電源控制器） |
| 文件頁數： | 3/10頁 |
| 文件大?。?/td> | 118K |
| 代理商： | ML4863 |
ML4863
REV. 1.0 10/12/2000
3
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
V
IN.................................................................
GND – 0.3V to 18V
Voltage on any other pin
...........................
GND – 0.3V to 7V
Source or Sink Current (OUT1 & OUT2)......................1A
Junction Temperature ..............................................150oC
Storage Temperature Range...................... –65oC to 150oC
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
IN
= 12V, T
A
= Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
OSCILLATOR
t
ON
ON Time
C Suffix
2.1
2.5
2.8
μs
E/I Suffix
2.1
2.5
2.95
μs
Minimum Off Time
V
FB
= 0V
450
650
850
ns
V
FB
REGULATION
Total Variation
Line, Load, & Temp
4.85
5
5.15
V
OUTPUT DRIVERS
OUT1 Rise Time
C
LOAD
= 3nF, 20% to 90% of V
CC
60
70
ns
OUT1 Fall Time
C
LOAD
= 3nF, 90% to 20% of V
CC
60
70
ns
OUT2 Rise Time
C
LOAD
= 3nF, 20% to 90% of V
CC
60
70
ns
OUT2 Fall Time
Continuous Mode, C
LOAD
= 3nF,
90% to 20% of V
CC
60
70
ns
Discontinuous Mode, C
LOAD
= 3nF,
90% to 20% of V
CC
125
150
ns
SHDN
Input High Voltage
2.0
V
Input Low Voltage
0.8
V
Input Bias Current
SHDN = 5V
5
10
μA
SENSE
SENSE Threshold – Full Load
V
IN
= 5V, V
FB
= V
FB (No Load)
– 100mV
130
150
160
mV
SENSE Threshold – Short Circuit
V
FB
= 0V
235
mV
CIRCUIT PROTECTION
Undervoltage Lockout Start-up Threshold
3.0
3.15
V
Undervoltage Lockout Hysteresis
0.5
0.6
V
Lead Temperature (Soldering 10 Sec.) .....................260oC
Thermal Resistance (
θ
JA
) .................................... 160oC/W
OPERATING CONDITIONS
Temperature Range
ML4863CS................................................. 0oC to 70oC
ML4863ES ............................................. –20oC to 70oC
ML4863IS .............................................. –40oC to 85oC
V
IN
Operating Range...................................3.15V to 15V
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PDF描述 |
|---|---|
| ML4865CS-2 | High Voltage High Current Boost Regulator |
| ML4865 | High Voltage High Current Boost Regulator |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| ML4863CS | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| ML4863CS / ES WAF UP | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| ML4863CSX | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Fairchild Semiconductor Corporation 功能描述: |
| ML4863ES | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Efficiency Flyback Controller |
| ML4863IS | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Efficiency Flyback Controller |
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