ZSPM1035CA1W0 datasheet, PDF - EEWORLD Datasheet

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ZSPM1035CA1W0: Descriptionswitching controllers 35a smart pwr cntrlr oklp-X/35w12-C; Categorysemiconductor Other integrated circuit (IC); File Size3MB，40 Pages; ManufacturerZentrum Mikroelektronik Dresden AG (IDT); Environmental Compliance

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switching controllers 35a smart pwr cntrlr oklp-X/35w12-C

ZSPM1035CA1W0 Parametric

Parameter Name	Attribute value
Manufacture	ZMDI
Product Category	Switching Controllers
RoHS	Yes
Number of Outputs	1
Input Voltage	13.2 V
Output Voltage	5 V
Output Curre	35 A
Mounting Style	SMD/SMT
Packaging	Reel
Description/Functi	Digital smart POL solution for non-isolated DC/DC supplies
Produc	Digital Power Switching Controllers

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Data Sheet

Rev. 1.00 / December 2013

ZSPM1035C / ZSPM1035D

True Digital PWM Controller (Single-Phase, Single-Rail)

Smart Power Management ICs

Power and Precision

ZSPM1035C / ZSPM1035D

True Digital PWM Controller (Single-Phase, Single-Rail)

Contents

Features ................................................................................................................................................................... 2

Benefits .................................................................................................................................................................... 2

List of Figures .......................................................................................................................................................... 5

List of Tables ........................................................................................................................................................... 6

1 IC Characteristics ............................................................................................................................................. 7

1.1. Absolute Maximum Ratings ....................................................................................................................... 7

1.2. Recommended Operating Conditions ....................................................................................................... 8

1.3. Electrical Parameters ................................................................................................................................ 8

2 Product Summary........................................................................................................................................... 11

2.1. Overview .................................................................................................................................................. 11

2.2. Pin Description......................................................................................................................................... 13

2.3. Available Packages ................................................................................................................................. 14

3 Functional Description .................................................................................................................................... 14

3.1. Power Supply Circuitry, Reference Decoupling, and Grounding ............................................................ 14

3.2. Reset/Start-up Behavior .......................................................................................................................... 15

3.3. Digital Power Control ............................................................................................................................... 15

3.3.1. Overview ........................................................................................................................................... 15

3.3.2. Output Voltage Feedback ................................................................................................................. 15

3.3.3. Digital Compensator ......................................................................................................................... 15

3.3.4. Power Sequencing and the CONTROL Pin ...................................................................................... 16

3.3.5. Pre-biased Start-up and Soft-Off ...................................................................................................... 18

3.3.6. Current Sensing ................................................................................................................................ 18

3.3.7. Temperature Measurement .............................................................................................................. 19

3.4. Fault Monitoring and Response Generation ............................................................................................ 19

3.4.1. Output Over/Under Voltage .............................................................................................................. 19

3.4.2. Output Current Protection ................................................................................................................. 20

3.4.3. Over-Temperature Protection ........................................................................................................... 20

3.5. Monitoring and Debugging via I C™ ....................................................................................................... 20

4 Application Information ................................................................................................................................... 21

4.1. Typical Application Circuit ....................................................................................................................... 21

4.2. Pin Strap Options of the ZSPM1035C/D ................................................................................................. 24

4.2.1. CONFIG0 – Output Voltage .............................................................................................................. 24

4.2.2. CONFIG1 – Compensation Loop and Output Voltage Slew Rate .................................................... 25

4.3. Typical Performance Measurements for the ZSPM1035C and ZSPM1035D ......................................... 28

4.3.1. Typical Load Transient Response – ZSPM1035C – Capacitor Range #1 – Comp0........................ 29

4.3.2. Typical Load Transient Response – ZSPM1035C – Capacitor Range #2 – Comp1........................ 30

4.3.3. Typical Load Transient Response – ZSPM1035C – Capacitor Range #3 – Comp2........................ 31

4.3.4. Typical Load Transient Response – ZSPM1035C – Capacitor Range #4 – Comp3........................ 32

4.3.5. Typical Load Transient Response – ZSPM1035D – Capacitor Range #1 – Comp0........................ 33

4.3.6. Typical Load Transient Response – ZSPM1035D – Capacitor Range #2 – Comp1........................ 34

Data Sheet

December 3, 2013

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

4 of 40

ZSPM1035C / ZSPM1035D

True Digital PWM Controller (Single-Phase, Single-Rail)

4.3.7. Typical Load Transient Response – ZSPM1035D – Capacitor Range #3 – Comp2........................ 35

4.3.8. Typical Load Transient Response – ZSPM1035D – Capacitor Range #4 – Comp3........................ 36

Mechanical Specifications .............................................................................................................................. 38

Glossary ......................................................................................................................................................... 39

Ordering Information ...................................................................................................................................... 39

Related Documents ........................................................................................................................................ 40

Document Revision History ............................................................................................................................ 40

List of Figures

Figure 2.1

Figure 2.2

Figure 2.3

Figure 3.1

Figure 3.2

Figure 3.3

Figure 4.1

Figure 4.2

Figure 4.3

Figure 4.4

Figure 4.5

Figure 4.6

Figure 4.7

Figure 4.8

Figure 4.9

Figure 4.10

Figure 4.11

Figure 4.12

Figure 4.13

Figure 4.14

Figure 4.15

Figure 4.16

Figure 4.17

Figure 4.18

Figure 4.19

Figure 4.20

Figure 4.21

Figure 4.22

Figure 4.23

Figure 4.24

Figure 4.25

Figure 4.26

Data Sheet

Typical Application Circuit with a 5V Supply Voltage ....................................................................... 11

Block Diagram................................................................................................................................... 12

Pin-Out QFN24 Package .................................................................................................................. 14

Simplified Block Diagram for the Digital Compensation ................................................................... 16

Power Sequencing ............................................................................................................................ 17

Inductor Current Sensing Using the DCR Method............................................................................ 18

ZSPM1035C – Application Circuit with a 5V Supply Voltage ........................................................... 21

ZSPM1035D – Application Circuit with a 5V Supply Voltage ........................................................... 22

ZSPM1035C with Capacitor Range #1 – Load Step 5 to 15A, Min. Capacitance............................ 29

ZSPM1035C with Capacitor Range #1 – Load Step 15 to 5A, Min. Capacitance............................ 29

ZSPM1035C with Capacitor Range #1 – Load Step 5 to 15A, Max. Capacitance........................... 29

ZSPM1035C with Capacitor Range #1 – Load Step 15 to 5A, Max. Capacitance........................... 29

ZSPM1035C Open Loop Bode Plots with Capacitor Range #1 ....................................................... 29

ZSPM1035C with Capacitor Range #2 – Load Step 5 to 15A, Min. Capacitance............................ 30

ZSPM1035C with Capacitor Range #2 – Load Step 15 to 5A, Min. Capacitance............................ 30

ZSPM1035C with Capacitor Range #2 – Load Step 5 to 15A, Max. Capacitance........................... 30

ZSPM1035C with Capacitor Range #2 – Load Step 15 to 5A, Max. Capacitance........................... 30

ZSPM1035C Open Loop Bode Plots with Capacitor Range #2 ....................................................... 30

ZSPM1035C with Capacitor Range #3 – Load Step 5 to 15A, Min. Capacitance............................ 31

ZSPM1035C with Capacitor Range #3 – Load Step 15 to 5A, Min. Capacitance............................ 31

ZSPM1035C with Capacitor Range #3 – Load Step 5 to 15A, Max. Capacitance........................... 31

ZSPM1035C with Capacitor Range #3 – Load Step 15 to 5A, Max. Capacitance........................... 31

ZSPM1035C Open Loop Bode Plots with Capacitor Range #3 ....................................................... 31

ZSPM1035C with Capacitor Range #4 – Load Step 5 to 15A, Min. Capacitance............................ 32

ZSPM1035C with Capacitor Range #4 – Load Step 15 to 5A, Min. Capacitance............................ 32

ZSPM1035C with Capacitor Range #4 – Load Step 5 to 15A, Max. Capacitance........................... 32

ZSPM1035C with Capacitor Range #4 – Load Step 15 to 5A, Max. Capacitance........................... 32

ZSPM1035C Open Loop Bode Plots with Capacitor Range #4 ....................................................... 32

ZSPM1035D with Capacitor Range #1 – Load Step 5 to 15A, Min. Capacitance............................ 33

ZSPM1035D with Capacitor Range #1 – Load Step 15 to 5A, Min. Capacitance............................ 33

ZSPM1035D with Capacitor Range #1 – Load Step 5 to 15A, Max. Capacitance........................... 33

ZSPM1035D with Capacitor Range #1 – Load Step 15 to 5A, Max. Capacitance........................... 33

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

December 3, 2013

5 of 40

ZSPM1035CA1W0 Related Products

	ZSPM1035CA1W0	ZSPM1035DA1W0
Description	switching controllers 35a smart pwr cntrlr oklp-X/35w12-C	switching controllers 35a smart pwr cntrlr oklp-X/35w12-C
Manufacture	ZMDI	ZMDI
Product Category	Switching Controllers	Switching Controllers
RoHS	Yes	Yes
Number of Outputs	1	1
Input Voltage	13.2 V	13.2 V
Output Voltage	5 V	5 V
Output Curre	35 A	35 A
Mounting Style	SMD/SMT	SMD/SMT
Packaging	Reel	Reel
Description/Functi	Digital smart POL solution for non-isolated DC/DC supplies	Digital smart POL solution for non-isolated DC/DC supplies
Produc	Digital Power Switching Controllers	Digital Power Switching Controllers

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