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ZSPM9000: DescriptionUltra-Compact, High-Performance DrMOS Device; File Size1MB，28 Pages; ManufacturerETC2

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Ultra-Compact, High-Performance DrMOS Device

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Data Sheet

Rev. 1.01 / March 2012

ZSPM9000

Ultra-Compact, High-Performance DrMOS Device

ZSPM9000

Ultra-Compact, High-Performance DrMOS Device

Contents

List of Figures ............................................................................................................................................................. 4

List of Tables............................................................................................................................................................... 5

1 IC Characteristics ................................................................................................................................................ 6

1.1. Absolute Maximum Ratings .......................................................................................................................... 6

1.2. Recommended Operating Conditions .......................................................................................................... 7

1.3. Electrical Parameters.................................................................................................................................... 7

1.4. Typical Performance Characteristics .......................................................................................................... 10

2 Functional Description ....................................................................................................................................... 13

2.1. VDRV and Disable (DISB#) ........................................................................................................................ 14

2.2. Thermal Warning Flag (THWN#) ................................................................................................................ 15

2.3. Tri-state PWM Input .................................................................................................................................... 15

2.4. Adaptive Gate Drive Circuit ........................................................................................................................ 16

2.5. Skip Mode (SMOD#) ................................................................................................................................... 17

2.6. PWM ........................................................................................................................................................... 19

3 Application Design ............................................................................................................................................. 20

3.1. 5V Linear Regulator Capacitor Selection ................................................................................................... 20

3.2. Bootstrap Circuit ......................................................................................................................................... 20

3.3. Power Loss and Efficiency Testing Procedures ......................................................................................... 20

4 Pin Configuration and Package ......................................................................................................................... 22

4.1. Available Packages .................................................................................................................................... 22

4.2. Pin Description ............................................................................................................................................ 23

4.3. Package Dimensions .................................................................................................................................. 24

5 Circuit Board Layout Considerations ................................................................................................................. 25

6 Ordering Information.......................................................................................................................................... 27

7 Related Documents ........................................................................................................................................... 27

8 Document Revision History ............................................................................................................................... 27

List of Figures

Figure 1.1

Figure 1.2

Figure 1.3

Figure 1.4

Figure 1.5

Figure 1.6

Figure 1.7

Figure 1.8

Figure 1.9

Figure 1.10

Figure 1.11

Figure 1.12

Figure 1.13

Figure 1.14

Figure 1.15

Data Sheet

March 12, 2012

Safe Operating Area ............................................................................................................................ 10

Module Power Loss vs. Output Current ............................................................................................... 10

Power Loss vs. Switching Frequency .................................................................................................. 10

Power Loss vs. Input Voltage .............................................................................................................. 10

Power Loss vs. Driver Supply Voltage ................................................................................................. 10

Power Loss vs. Output Voltage ........................................................................................................... 10

Power Loss vs. Output Inductance ...................................................................................................... 11

Driver Supply Current vs. Frequency ................................................................................................... 11

Driver Supply Current vs. Driver Supply Voltage ................................................................................ 11

Driver Supply Current vs. Output Current ............................................................................................ 11

PWM Thresholds vs. Driver Supply Voltage ........................................................................................ 11

PWM Thresholds vs. Temperature ...................................................................................................... 11

SMOD# Thresholds vs. Driver Supply Voltage ................................................................................... 12

SMOD# Thresholds vs. Temperature .................................................................................................. 12

SMOD# Pull-Up Current vs. Temperature ........................................................................................... 12

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without

notice.

4 of 27

ZSPM9000

Ultra-Compact, High-Performance DrMOS Device

Figure 1.16

Figure 1.17

Figure 1.18

Figure 2.1

Figure 2.2

Figure 2.3

Figure 2.4

Figure 2.5

Figure 2.6

Figure 3.1

Figure 4.1

Figure 4.2

Figure 5.1

Disable Thresholds vs. Driver Supply Voltage..................................................................................... 12

Disable Thresholds vs. Temperature ................................................................................................... 12

Disable Pull-Down Current vs. Temperature ....................................................................................... 12

Typical Application Circuit with PWM Control ...................................................................................... 13

ZSPM9000 Block Diagram................................................................................................................... 14

THWN# Operation ............................................................................................................................... 15

PWM and Tri-state Timing Diagram .................................................................................................... 16

SMOD# Timing Diagram ...................................................................................................................... 18

PWM Timing ........................................................................................................................................ 19

Power Loss Measurement Block Diagram ........................................................................................... 21

Pin-out PQFN40 Package.................................................................................................................... 22

PQFN40 Physical Dimensions and Recommended Footprint ............................................................. 24

PCB Layout Example ........................................................................................................................... 26

List of Tables

Table 2.1

Table 2.2

UVLO and Disable Logic...................................................................................................................... 14

SMOD# Logic ....................................................................................................................................... 17

Data Sheet

March 12, 2012

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without

notice.

5 of 27

ZSPM9000 Related Products

	ZSPM9000	ZSPM9000AI1R
Description	Ultra-Compact, High-Performance DrMOS Device	Ultra-Compact, High-Performance DrMOS Device

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