IP2003 Просмотр технического описания (PDF) - International Rectifier

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Компоненты Описание

производитель

IP2003

Synchronous Buck Multiphase Optimized LGA Power Block Integrated Power Semiconductors, Drivers & Passives

International Rectifier 

iP2003

Typical Performance Curves

1.28

7

VOUT = 1.3V

1.24

IOUT = 40A

6

1.20

fsw = 1MHz 5

L

= 0.3µH

1.16

TBLK = 125°C 4

1.12

3

1.08

2

1.04

1

1.00

0

0.96

-1

3 4 5 6 7 8 9 10 11 12 13

Input Voltage (V)

Fig. 3: Normalized Power Loss vs. VIN

1.05

1.0

1.00

VIN = 12V

0.0

0.95

VOUT = 1.3V

IOUT = 40A

-1.0

0.90

L = 0.30µH

-2.0

0.85

TBLK = 125°C

-3.0

0.80

-4.0

0.75

-5.0

0.70

-6.0

0.65

-7.0

200 300 400 500 600 700 800 900 1000

Swiching Frequency (kHz)

Fig. 5: Normalized Power Loss vs. Frequency

1.16

4.0

1.12

3.0

1.08

2.0

1.04

VIN = 12V

IOUT = 40A

1.0

1.00

fsw = 1MHz

L

= 0.30µH 0.0

TBLK = 125°C

0.96

-1.0

0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6

Output Voltage (V)

Fig. 4: Normalized Power Loss vs. VOUT

1.06

1.5

VIN = 12V

VOUT = 1.3V

1.04

IOUT = 40A

1.0

fsw = 1MHz

1.02

TBLK = 125°C

0.5

1.00

0.0

0.98

-0.5

0.1

0.3

0.5

0.7

0.9

Output Inductance (µH)

Fig. 6: Normalized Power Loss vs. Inductance

80

70

60

50

40

30

20

250

Does not include

PRDY current

TBLK = 25°C

500

750

1000

Switching Frequency (kHz)

Fig. 7: IDD (VDD current) vs. Frequency

4

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