International Rectifier IRU3038 Скачать руководство пользователя страница 6

IRDC3038

6

Rev. 1.2
06/05/02

www.irf.com

TEST DATA

Figure 16 - Start-up time @ I

OUT

=5A.

Figure 17 - Shutdoown the output by

pulling down the soft-start.

Figure 18 - 3.3V output voltage ripple @ I

OUT

=5A.

Figure 19 - Transient response @ I

OUT

=0 to 2A.

Figure 20 - Transient response @ I

OUT

=0 to 4A.

0A

2A

Vss

V

OUT

I

OUT

V

IN

Vss

V

OUT

4A

0A

Figure 15 - Efficiency for IRU3038 Evaluation Board.

V

IN

=5V, V

OUT

=2.5V

80

82

84

86

88

90

92

94

0

1

2

3

4

5

6

7

8

9

Output Current (A)

Efficiency (%)

Содержание IRU3038

Страница 1: ...ation volt age This voltage will be tightly regulated to track the half of chipset voltage for best performance Switcher VIN 5V VOUT 2 5V IOUT 8A DVOUT 75mV FS 200KHz The following is the input output...

Страница 2: ...IRDC3038 2 Rev 1 2 06 05 02 www irf com Figure 1 Connection diagram of evaluation board for IRU3038 CONNECTION DIAGRAM Power Supply Gnd 5V 6A Supply Load 0 8A...

Страница 3: ...ecoupling capacitors charge pump capacitor and feedback components are located close to IC The feedback resistors are tied to the output voltage at the point of regulation The PCB is 4 layers board on...

Страница 4: ...LDrv 6 P G n d 8 G n d 7 C 5 0 1uF C 1 0 C 3 1 u F C 1 3 3 u F E C S T 1 C D 3 3 6 R C 1 7 O P E N R 1 0 O P E N R 8 1 K R 9 26 1K C 1 5 1 8 0 0 p F C 1 3 O P E N C 1 4 O P E N C 1 6 O P E N R 7 O P E...

Страница 5: ...r Resistor Resistor Resistor Resistor Capacitor Diode IRF7460 IRU3038 BAT54S D03316P 102HC D05022P 332HC ECS T1CD336R 16TPB47M 6TPC150M ECJ 2VF1E104Z ECJ 3YB1E105K ECJ 2VB1H182K ECJ 2VB2D471K ECJ 2VF1...

Страница 6: ...own the soft start Figure 18 3 3V output voltage ripple IOUT 5A Figure 19 Transient response IOUT 0 to 2A Figure 20 Transient response IOUT 0 to 4A 0A 2A Vss VOUT IOUT VIN Vss VOUT 4A 0A Figure 15 Eff...

Страница 7: ...rf com IR WORLD HEADQUARTERS 233 Kansas St El Segundo California 90245 USA Tel 310 252 7105 TAC Fax 310 252 7903 Visit us at www irf com for sales contact information Data and specifications subject t...

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