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ZSPM9010: DescriptionUltra-Compact, High-Performance DrMOS Device; File Size1MB，27 Pages; ManufacturerETC2

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Ultra-Compact, High-Performance DrMOS Device

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Data Sheet

Rev. 1.04 / March 2013

ZSPM9010

Ultra-Compact, High-Performance DrMOS Device

Power and Precision

Smart Power Management ICs

ZSPM9010

Ultra-Compact, High-Performance, High-Frequency DrMOS

Contents

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

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

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

3.1. Supply Capacitor Selection ........................................................................................................................ 20

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

3.3. VCIN Filter .................................................................................................................................................. 20

3.4. Power Loss and Efficiency Testing Procedures ......................................................................................... 21

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

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

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

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

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

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

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

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

Figure 1.16

Data Sheet

March 8, 2013

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

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

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

notice.

4 of 27

ZSPM9010

Ultra-Compact, High-Performance, High-Frequency DrMOS

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 3.2

Figure 4.1

Figure 4.2

Figure 5.1

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

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

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

ZSPM9010 Block Diagram................................................................................................................... 14

Thermal Warning Flag (THWN) Operation .......................................................................................... 15

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

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

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

Power Loss Measurement Block Diagram ........................................................................................... 20

CIN

Filter 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 8, 2013

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

notice.

5 of 27

ZSPM9010 Related Products

	ZSPM9010	ZSPM9010ZA1R
Description	Ultra-Compact, High-Performance DrMOS Device	Ultra-Compact, High-Performance DrMOS Device

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