FAN6520AIMX Fairchild Semiconductor, FAN6520AIMX Datasheet - Page 3

• Manufacturer Part Number: FAN6520AIMX
• Description: IC CTRLR PWM SGL SYNC BUCK 8SOIC
• Manufacturer: Fairchild Semiconductor
• Type: Step-Down (Buck)r

Specifications of FAN6520AIMX

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Frequency - Switching: 300kHz
• Voltage - Input: 4.5 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 715mW
• Topology: Boost, Buck
• Output Voltage: 0.8 V to 5.5 V
• Switching Frequency: 340 KHz
• Duty Cycle (max): 100 %
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Synchronous Pin: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

© 2005 Fairchild Semiconductor Corporation
FAN6520A Rev. 1.0.5
Typical Application
COMP/OCSET
VCC
FB
0.8V
+5V
COMP/OCSET
R
SAMPLE
& HOLD
OCSET
ERROR
AMP
VCC
C
VCC
20A
Figure 2. Functional Block Diagram
5
7
Figure 1. Typical Application
R
FAN6520A
OC
F
C
POR / SOFT-START
3
I
OSC
C
PWM
F
1
2
8
4
3
6
BOOT
HDRV
SW
LDRV
GND
FB
PWM
Q1
Q2
D
BOOT
C
CONTROL
BOOT
LOGIC
GATE
R
OFFSET
R
S
L
OUT
C
HF
C
+V
BULK
V
OUT
CC
C
OUT
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BOOT
HDRV
SW
LDRV
GND
GND