ip2005a International Rectifier Corp., ip2005a Datasheet - Page 12

• Manufacturer Part Number: ip2005a
• Description: High Frequency Synchronous Buck Optimized Lga Power Stage
• Manufacturer: International Rectifier Corp.

Internal Block Diagram
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Pin Description
Pin Number
1, 8
2
3
4
5
6
7
Pin Name
ENABLE
PWM
CV
P
Vsw
V
V
GND
DD
IN
CC
Figure 11 Internal Block Diagram
Output of internal regulator. Attached a minimum of 1.0µF capacitance
from this pin to PGND. Recommended to use 16V, X5R, Ceramic type
FET is on and the Sync FET is off. When PWM is LOW, the Sync FET
TTL level input to MOSFET drivers. When PWM is HIGH, the Control
When set to logic level high, internal circuitry of the device is enabled.
When set to logic level low, the Control and Synchronous FETs are
Voltage Switching Node – pin connection to the output inductor.
Input voltage pin. Connect input capacitors close to this pin.
2/8/2008
Supply voltage to internal circuitry.
is on and the Control FET is off.
Description
Power Ground
turned off.
capacitor.
iP2005APbF
PD-60325
12