KA7526DTF Fairchild Semiconductor, KA7526DTF Datasheet - Page 2

• Manufacturer Part Number: KA7526DTF
• Description: Power Factor Correction ICs PFC Controller
• Manufacturer: Fairchild Semiconductor

Specifications of KA7526DTF

• Start-up Supply Current: 300uA
• Operating Supply Voltage (max): 30V
• Operating Temp Range: -25C to 125C
• Operating Temperature Classification: Commercial
• Package Type: SOIC N
• Pin Count: 8
• Mounting: Surface Mount
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Compliant

KA7526
Internal Block Diagram
2
MULT
Idet
CS
5
4
3
7.5V
K =
40k
Pin4 Threshold(Vmo)
0~3.8V
Vm1
36V
Vm1 (Vm2-Vref)
1.8V
8pF
1.65V
13V
Vmo
+
-
+
-
240mV
Zero Current
Detector
+
-
V
5V
Current Sense
Comparator
8
CC
Multiplier
UVLO
GND
-
Vref
+
6
Timer R
S
R
2.5V Ref
Internal
Bias
2
Vref~Vref+2V
Vm2
EA OUT
Q
+
-
Over Voltage
Protection
+
-
Error Amp
Vref
V
CC
Drive
Output
Vea(-)
1.8V
7
1
OUT
INV