APW7068(2009) 查看數據表（PDF） - Anpec Electronics

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APW7068
(Rev.:2009)

Synchronous Buck PWM and Linear Controller with 0.8V Reference Out Voltage

Anpec Electronics 

APW7068

Absolute Maximum Ratings (Cont.) (Note 1)

Symbol

Parameter

Rating

Unit

VPHASE

PHASE to GND

<200ns Pulse Width

>200ns Pulse Width

-10 to +30

V

-0.3 to 16

VDRIVE

DRIVE to GND

VFB, VFBL,

VCOMP, VFS_DIS

FB, FBL, COMP, FS_DIS to GND

VPGND

PGND to GND

TJ

Junction Temperature Range

TSTG

Storage Temperature

TSDR

Maximum Lead Soldering Temperature, 10 Seconds

12

V

-0.3 to 7

V

-0.3 to +0.3

V

-20 to +150

°C

-65 ~ 150

°C

260

°C

Note 1: Absolute Maximum Ratings are those values beyond which the life of a device may be impaired. Exposure to absolute

maximum rating conditions for extended periods may affect device reliability.

Recommended Operating Conditions

Symbol

VCC12

VIN1

VOUT1

IOUT1

IOUT2

TA

TJ

IC Supply Voltage

Converter Input Voltage

Converter Output Voltage

Converter Output Current

Linear Output Current

Ambient Temperature Range

Junction Temperature Range

Parameter

Rating

Unit

10.8 to 13.2

V

2.9 to 13.2

V

0.9 to 5

V

0 to 30

A

0 to 3

A

-20 to 70

°C

-20 to 125

°C

Electrical Characteristics

Unless otherwise specified, these specifications apply over VCC12 = 12V, and TA =-20 ~ 70°C. Typical values are at TA = 25°C.

Symbol

Parameter

Test Conditions

APW7068

Unit

Min. Typ. Max.

INPUT SUPPLY CURRENT

VCC12 Supply Current (Shutdown UGATE, LGATE and DRIVE open;

ICC12

Mode)

FS_DIS = GND

-

VCC12 Supply Current

UGATE, LGATE and DRIVE open

-

4

6

mA

8

12

mA

POWER-ON-RESET

Rising VCC12 Threshold

7.7

7.9

8.1

V

Falling VCC12 Threshold

7.2

7.4

7.6

V

OSCILLATOR

Accuracy

-15

-

+15

%

FOSC

VOSC

Duty

Oscillator Frequency

Ramp Amplitude

Maximum Duty Cycle

(Nominal 1.2V to 2.7V) (Note 2)

255

300

345 kHz

-

1.5

-

V

-

89

-

%

Copyright © ANPEC Electronics Corp.

3

Rev. A.6 - Aug., 2009

www.anpec.com.tw

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