MP1909

– 30V, HIGH-FREQUENCY HALF-BRIDGE GATE DRIVER

MP1909 Rev. 1.0

www.MonolithicPower.com

6

7/10/2020

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2020 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

VCC = 12V, VSW = 0V, TA = 25°C, unless otherwise noted.

VCC Shutdown Current

VEN = 0V, short SW to GND

VCC Quiescent Current

VEN = 3.3V, VPWM = 0V, short SW to GND

VCC Operating Current

VCC = 12V, CLOAD = 1nF at DRVH and DRVL

Peak Drive Current vs. VCC Voltage

VCC Threshold vs. Temperature

(BST-SW) Threshold vs.

Temperature

0

20

40

60

80

100

120

4

6

8

10

12

VCC (V)

0

20

40

60

80

100

120

140

160

180

4

6

8

10

12

VCC (V)

0

5

10

15

20

25

30

0

200

400

600

800

1000

PWM FREQUENCY (kHz)

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

4

6

8

10

12

VCC (V)

IOLL

IOLH

IOHL

IOHH

3.7

3.8

3.9

4

4.1

4.2

4.3

4.4

-50

0

50

100

150

TEMPERATURE (

℃)

VCC Rising Threshold

VCC Falling Threshold

2

2.2

2.4

2.6

2.8

3

3.2

-50

0

50

100

150

TEMPERATURE (

℃)

(BST-SW) Rising Threshold

(BST-SW) Falling Threshold