TPS53681 datasheet(9/125 Pages) TI1

Part #	TPS53681

Description	Dual-Channel (6-Phase 2-Phase) or (5-Phase 3-Phase) D-CAP Step-Down Multiphase Controller with NVM and PMBus

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Manufacturer	TI1 [Texas Instruments]

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9

TPS53681

www.ti.com

SLUSCT1 – JUNE 2017

Product Folder Links: TPS53681

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6.8 Telemetry

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VREAD_VOUT

MFR_READ_VOUT Accuracy

5 mV DAC : 0.25 V

≤ VVSP ≤ 1.52 V

10 mV DAC: 0.5

≤ VVSP ≤ 2.4 V

–12

12

mV

VREAD_VIN

READ_VIN Accuracy

4.50 V

≤ VIN ≤ 17 V

–2.25%

2.25%

IMON_ACC

Digital current monitor

accuracy, Rail A (READ_IOUT)

6-phase, ICC(max) = 228 A, IOUT = 22.8 A

–7.3%

7.3%

6-phase, ICC(max) = 228 A, IOUT = 45.6 A

–4.2%

4.2%

6-phase, ICC(max) = 228 A, IOUT = 68.4 A

–3.1%

3.1%

6-phase, ICC(max) = 228 A, IOUT = 91.2 A

–2.5%

2.5%

6-phase, ICC(max) = 228 A, IOUT = 114 A

–2.3%

2.3%

6-phase, ICC(max) = 228 A, IOUT = 136.8 A

–2%

2%

6-phase, ICC(max) = 228 A, IOUT = 228 A

–1.6%

1.6%

6-phase, ICC(max) = 228 A, IOUT = 255 A

–1.5%

1.5%

IMON_ACC

Digital current monitor

accuracy, Rail A (READ_IOUT)

5-phase, ICC(max) = 228 A, IOUT = 22.8 A

–6.4%

6.4%

5-phase, ICC(max) = 228 A, IOUT = 45.6 A

–3.7%

3.7%

5-phase, ICC(max) = 228 A, IOUT = 68.4 A

–2.9%

2.9%

5-phase, ICC(max) = 228 A, IOUT = 91.2 A

–2.3%

2.3%

5-phase, ICC(max) = 228 A, IOUT = 114 A

–2.1%

2.1%

5-phase, ICC(max) = 228 A, IOUT = 136.8 A

–1.9%

1.9%

5-phase, ICC(max) = 228 A, IOUT = 228 A

–1.5%

1.5%

IMON_ACC

Digital current monitor

accuracy, Rail A (READ_IOUT)

4-phase, ICC(max) = 200 A, IOUT = 20 A

–6.5%

6.5%

4-phase, ICC(max) = 200 A, IOUT = 40 A

–3.7%

3.7%

4-phase, ICC(max) = 200 A, IOUT = 60 A

–2.8%

2.8%

4-phase, ICC(max) = 200 A, IOUT = 80 A

–2.3%

2.3%

4-phase, ICC(max) = 200 A, IOUT = 100 A

–2.1%

2.1%

4-phase, ICC(max) = 200 A, IOUT = 120 A

–1.9%

1.9%

4-phase, ICC(max) = 200 A, IOUT = 200 A

–1.5%

1.5%

IMON_ACC

Digital current monitor

accuracy, Rail B (READ_IOUT)

3-phase, ICC(max) = 82 A, IOUT = 8.2 A

–11.4%

11.4%

3-phase, ICC(max) = 82 A, IOUT = 16.4 A

–6.1%

6.1%

3-phase, ICC(max) = 82 A, IOUT = 24.6 A

–4.6%

4.6%

3-phase, ICC(max) = 82 A, IOUT = 32.8 A

–3.4%

3.4%

3-phase, ICC(max) = 82 A, IOUT = 41 A

–3%

3%

3-phase, ICC(max) = 82 A, IOUT = 49.2 A

–2.8%

2.8%

3-phase, ICC(max) = 82 A, IOUT = 82 A

–2%

2%

IMON_ACC

Digital current monitor

accuracy, Rail B (READ_IOUT)

2-phase, ICC(max) = 82 A, IOUT = 8.2 A

–8.7%

8.7%

2-phase, ICC(max) = 82 A, IOUT = 16.4 A

–4.7%

4.7%

2-phase, ICC(max) = 82 A, IOUT = 24.6 A

–3.7%

3.7%

2-phase, ICC(max) = 82 A, IOUT = 32.8 A

–2.7%

2.7%

2-phase, ICC(max) = 82 A, IOUT = 41 A

–2.5%

2.5%

2-phase, ICC(max) = 82 A, IOUT = 49.2 A

–2.4%

2.4%

2-phase, ICC(max) = 82 A, IOUT = 82 A

–1.8%

1.8%

Temp

READ_TEMP1

0.28 V (–40°C)

≤ TSEN ≤ 1.8 V (150°C)

–2

0

2

°C

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