Datasheet 搜索 > DC/DC转换器 > Fairchild（飞兆/仙童） > ML4800IS 数据手册 > ML4800IS 数据手册 3/14 页
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ML4800IS 数据手册 - Fairchild（飞兆/仙童）
制造商:
Fairchild（飞兆/仙童）
分类:
DC/DC转换器
封装:
SOIC-16
描述:
功率因数校正和PWM控制器组合 Power Factor Correction and PWM Controller Combo
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ML4800IS数据手册
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PRODUCT SPECIFICATION ML4800
REV. 1.0.5 9/25/01
3
Abolute Maximum Ratings
Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum rat-
ings are stress ratings only and functional device operation is not implied.
Operating Conditions
Parameter Min. Max. Units
V
CC
18 V
I
SENSE
Voltage -5 0.7 V
Voltage on Any Other Pin GND - 0.3 V
CCZ
+ 0.3 V
I
REF
10 mA
I
AC
Input Current 10 mA
Peak PFC OUT Current, Source or Sink 1 A
Peak PWM OUT Current, Source or Sink 1 A
PFC OUT, PWM OUT Energy Per Cycle 1.5 µJ
Junction Temperature 150 °C
Storage Temperature Range -65 150 °C
Lead Temperature (Soldering, 10 sec) 260 °C
Thermal Resistance (
θ
JA
)
Plastic DIP
Plastic SOIC
80
105
°C/W
°C/W
Temperature Range Min .Max. Units
ML4800CX 0 70 °C
ML4800IX -40 85 °C
Electrical Characteristics
Unless otherwise specified, V
CC
= 15V, R
T
= 52.3k
Ω
, C
T
= 470pF, T
A
= Operating Temperature Range (Note 1)
Symbol Parameter Conditions Min. Typ. Max. Units
Voltage Error Amplifier
Input Voltage Range 0 5 V
Transconductance V
NON INV
= V
INV
, VEAO = 3.75V 30 65 90 µ
Ω
Feedback Reference Voltage 2.43 2.5 2.57 V
Input Bias Current Note 2 -0.5 -1.0 µA
Output High Voltage 6.0 6.7 V
Output Low Voltage 0.1 0.4 V
Source Current V
IN
= ±0.5V, V
OUT
= 6V -40 -140 µA
Sink Current V
IN
= ±0.5V, V
OUT
= 1.5V 40 140 µA
Open Loop Gain 50 60 dB
Power Supply Rejection Ratio 11V < V
CC
< 16.5V 50 60 dB
Current Error Amplifier
Input Voltage Range -1.5 2 V
Transconductance V
NON INV
= V
INV
, VEAO = 3.75V 50 100 150 µ
Ω
Input Offset Voltage 0 4 15 mV
Ω
Ω
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