ML4826CP-1 Micro Linear, ML4826CP-1 Datasheet - Page 6
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ML4826CP-1
Manufacturer Part Number
ML4826CP-1
Description
PFC and Dual Output PWM Controller Combo
Manufacturer
Micro Linear
Datasheet
1.ML4826CP-1.pdf
(16 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ML4826CP-1
Manufacturer:
ML
Quantity:
672
ML4826
TYPICAL PERFORMANCE CHARACTERISTICS
6
Voltage Error Amplifier (VEA) Transconductance (g
19
2
4
3
8
7
I AC
V FB
V RMS
I SENSE
RAMP 1
R T C T
2.5V
250
200
150
100
50
0
0
+
-
VEA
VEAO
MODULATOR
1
GAIN
20
2
3.5k
V FB (V)
3.5k
+
-
3
IEA
IEAO
Variable Gain Control Transfer Characteristic
8V
400
300
200
100
Figure 1. PFC Section Block Diagram.
4
0
1
OSCILLATOR
0
+
-
5
1
m
)
x2
2
V RMS (mV)
Current Error Amplifier (IEA) Transconductance (g
3
2.7V
-1V
PFC I LIMIT
250
200
150
100
4
50
OVP
+
+
0
-500
-
-
V CCZ
5
V CCZ
IEA Input Voltage (mV)
13.5V
UVLO
R
R
S
S
0
Q
Q
Q
Q
REFERENCE
7.5V
17
V CC
PFC OUT
V REF
500
18
15
m
)