L9473

Electrical specifications

5/10

Figure 3.

Set-point voltage vs. mounting tab temperature

(10k

 between V

GO and TS)

VSR

Speed regulation

15A load, 2000 to 20,000 grpm

100

mV

VF-ON

Output saturation voltage

IF = 6A, VGO = 14.0V,

Tcase = 25C

750

mV

VF-ON

Output saturation voltage

IF = 5A, VGO = 13.5V,

Tcase = 125C

850

mV

IF-LIM

Field limit current(1)

Current F+ Terminal to Gnd.

@ Tcase  25C

9.0

A

IF-LIM

Field limit current1

Current F+ Terminal to Gnd.

@ Tcase = +150C

6.0

A

IG-MIN

Min. generator current load

Current measured @ generator

output

0.5

A

VD-F

Field discharge diode

IF = 6A, Tcase = 25C1.85

V

ID-R

Diode reverse current

VR = 20V

1

mA

FOSC

Oscillation frequency

During LRC operation

340

400

460

Hz

VDF

DF saturation voltage

IDF  10mA

0.8

V

IDF-LK

DF output leakage current

VDF < 25V

10

A

FTURBO Internal clock frequency

VDF = 32 - 35V; at 2.2k

4X

Hz

1.

The Field Drive capability shall not decrease as a function of temperature between 25°C and 150°C, at a rate faster than -

0.024A/°C (for example, Field Drive shall be capable of

7.2A at 100°C).

Table 5.

Electrical characteristcs (continued)

(Tcase = -35°C to +150°C continuous unless otherwise specified)

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

14.41

14.69

14.84

14.59

14.86

15.01

15.17

14.77

15.08

15.3

14.3

14.2

14.4

14.6

14.8

15

15.2

15.4

-40

-20

0

20

40

60

80

100

120

Junction Temp

14.41

14.69

14.84

14.59

14.86

15.01

15.17

14.77

15.08

15.3

14.3

14.2

14.4

14.6

14.8

15

15.2

15.4

-40

-20

0

20

40

60

80

100

120

Junction Temp

Obsolete

Product(s)

- Obsolete

Product(s)