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ML4824 データシートの表示(PDF) - Micro Linear Corporation

部品番号
コンポーネント説明
メーカー
ML4824
Micro-Linear
Micro Linear Corporation Micro-Linear
ML4824 Datasheet PDF : 16 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
ML4824
TYPICAL PERFORMANCE CHARACTERISTICS
250
250
200
200
150
150
100
100
50
50
0
0
1
2
3
4
5
VFB (V)
Voltage Error Amplifier (VEA) Transconductance (gm)
400
0
–500
0
500
IEA INPUT VOLTAGE (mV)
Current Error Amplifier (IEA) Transconductance (gm)
300
200
100
0
0
1
2
3
4
5
VRMS (mV)
Gain Modulator Transfer Characteristic (K)
16
VEAO
1
IEAO
VFB
15
2.5V
IAC
2
VRMS
4
ISENSE
3
VEA
+
3.5kIEA
+
GAIN
MODULATOR
3.5k
RAMP 1
7
+
OSCILLATOR
2.7V
OVP
+
–1V +
PFC ILIMIT
Figure 1. PFC Section Block Diagram.
6
SQ
RQ
SQ
RQ
PFC OUT
12

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