AHF2805SSLASHHB datasheet(4/17 Pages) IRF

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AHF28XX Series

Specifications

AHF2812S

Table II. Electrical Performance Characteristics

For Notes to Specifications, refer to page 5

ABSOLUTE MAXIMUM RATINGS

Input Voltage

-0.5V to 50V

Soldering Temperature

300°C for 10 seconds

Case Temperature

Operating -55°C to +125°C

Storage

-65°C to +135°C

Limits

Test

Symbol

Conditions

-55°C

≤Tc ≤ +125°C

Vin = 28 Vdc ±5%, C

L = 0

Unless otherwise specified

Group A

Subgroups

Device

Types

Min

Max

Unit

Output voltage

OUT

OUT = 0

11.88

12.12

2,3

11.76

12.24

Output current

OUT

IN = 16, 28, and 40 V dc

1,2,3

1000

Output ripple

voltage

RIP

IN = 16, 28, and 40 V dc,

B.W. = 20 Hz to 2MHz

1,2,3

mV p-p

Line regulation

LINE

IN = 16, 28, and 40 V dc,

Iout = 0, 500, and 1000 mA

1,2,3

Load regulation

LOAD

IN = 16, 28, and 40 V dc,

OUT = 0, 500, and 1000 mA

1,2,3

Input current

OUT = 0, inhibit (pin 1)

tied to input return (pin 7)

1,2,3

OUT = 0,

inhibit (pin 1) = open

Input ripple current

RIP

OUT = 1000mA

B.W. = 20 Hz to 2MHz

1,2,3

mA p-p

Efficiency

OUT = 1000mA

2,3

Isolation

ISO

Input to output or any pin

to case (except pin 6) at

500V dc Tc = +25°C

100

Ω

Capacitive load

3,4

No effect on dc

performance, Tc = +25°C

500

µF

Overload

Power dissipation

load fault

Short circuit

1,2,3

Switching

frequency

OUT = 1000mA

4,5,6

500

600

kHz

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