L6480 datasheet(12/73 Pages) STMICROELECTRONICS

Part #	L6480

Description	The L6480, realized in analog mixed signal technology, is an advanced fully integrated solution suitable for driving two-phase bipolar stepper motors with microstepping.

PDF	73 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

Logo

12 / 73 page

Electrical characteristics

L6480

12/73

Doc ID 023278 Rev 3

RpumpLS

Charge pump low-side RDS(ON) resistance

Iboot

Average boot current

2.6

Gate Driver Outputs

IGATE,Sink

Programmable high-side and low-side gate

sink current

VS = 38 V

VHVGX - VOUTX > 3 V

VLVGX > 3 V

2.4

5.6

5.4

10.6

11.3

20.7

17.3

30.7

23.2

40.8

50.2

77.8

113

IGATE,Source

Programmable high-side and low-side gate

source current

VS = 38 V

VBOOTX - VHVGX > 3.5 V

VCC-VLVGX > 3.5 V

2.8

5.2

5.8

10.2

112

IOB

High-side and low-side turn-off overboost

gate current

103

117

RCLAMP(LS) Low-side gate driver Miller clamp resistance

6.5

RCLAMP(HS) High-side gate driver Miller clamp resistance

VGATE-

CLAMP

High-side gate voltage clamp

IGATE-CLAMP=10 mA

16.7

tcc

Programmable constant gate current time(2)

TCC=’00000’

125

TCC= 11111

3750

tOB

Programmable. Turn-off overboost; gate

current time(2)

TBOOST=’001’, internal

oscillator

62.5

TBOOST=’111’

1000

IDSS

Leakage current

OUT = VS

0.1

OUT = GND

-0.1

Rise time (10% - 90%)

IGATE = 96 mA

VCC = 15 V

CGATE = 15 nF

2.5

μs

Fall time (90%-10%)

IGATE = 96 mA

VCC = 15 V

CGATE = 15 nF

2.5

μs

Table 5.

Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min.

Typ.

Max. Unit

L6480 Datasheet(PDF) 12 Page - STMicroelectronics

L6480 Datasheet(HTML) 12 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73

Datasheet Download

Link URL