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STPM098C 数据表(PDF) 108 Page - STMicroelectronics

部件名 STPM098C
功能描述  Automotive dual digital 8-phase controller with PMBus™
PDF  110 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STPM098C 数据表(HTML) 108 Page - STMicroelectronics

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List of figures
Figure 1.
Simplified block diagram ............................................................. 3
Figure 2.
Pins connection diagram ............................................................. 4
Figure 3.
Pins voltage ranges................................................................. 7
Figure 4.
2s2p PCB with vias ................................................................ 10
Figure 5.
Internal power supply simplified block diagram ............................................. 11
Figure 6.
VCC power supply operative range ..................................................... 12
Figure 7.
Regulator simplified block diagram ..................................................... 13
Figure 8.
VREF1 power supply operative range ................................................... 14
Figure 9.
VREF1 thermal-overload behavior ..................................................... 15
Figure 10.
VREF2 regulator simplified block diagram ................................................ 16
Figure 11.
Power supply operative range ........................................................ 17
Figure 12.
VREF2 thermal-overload behavior ..................................................... 18
Figure 13.
Device operational state machine ...................................................... 19
Figure 14.
BIST procedure state machine ........................................................ 22
Figure 15.
Latched fault - Transient fault timing diagram .............................................. 27
Figure 16.
Latched fault - Permanent fault timing diagram ............................................. 28
Figure 17.
Latched fault with active PD, VSEN < 0.25 V detection - Transient fault timing diagram ................. 29
Figure 18.
Latched fault with active PD, VSEN < 0.25 V detection - Permanent fault timing diagram ................ 29
Figure 19.
Latched fault with active PD, NOC detection - Transient fault timing diagram ........................ 30
Figure 20.
Latched fault with active PD, NOC detection - Permanent fault timing diagram ....................... 30
Figure 21.
Minimum TON clipping during LTC fault reaction ............................................ 31
Figure 22.
Ignore faults - Transient fault timing diagram............................................... 32
Figure 23.
Ignore - Permanent fault timing diagram.................................................. 33
Figure 24.
Power-up sequence - Fast VCC rise-up .................................................. 34
Figure 25.
Power-up sequence - Slow VCC rise-up ................................................. 35
Figure 26.
Power-down sequence - Recommended (VRn_EN LOW before VCC drop) ......................... 36
Figure 27.
Power-down sequence (VCC drop before VRn_EN LOW) ..................................... 36
Figure 28.
ON_OFF_CONFIG operation simplified block diagram........................................ 37
Figure 29.
TON_DELAY simplified block diagram ................................................... 38
Figure 30.
TON_DELAY function timing diagram ................................................... 38
Figure 31.
Digital input simplified structures - Type A and B ............................................ 39
Figure 32.
Digital output simplified structures - Type A and B ........................................... 40
Figure 33.
Clock spread spectrum modulation details ................................................ 41
Figure 34.
Temperature monitor ADC characteristics ................................................ 43
Figure 35.
Junction temperature range 1 ......................................................... 44
Figure 36.
Junction temperature range 2 ......................................................... 44
Figure 37.
AVM timing diagram ............................................................... 46
Figure 38.
Input telemetry simplified block diagram.................................................. 47
Figure 39.
Input voltage monitor timing diagram .................................................... 49
Figure 40.
Input current monitor timing diagram .................................................... 51
Figure 41.
Output telemetry simplified block diagram ................................................ 52
Figure 42.
DrMOS temperature sense output reference characteristics .................................... 53
Figure 43.
Output stage temperature monitor timing diagram ........................................... 54
Figure 44.
TSEN voltage monitor simplified block diagram............................................. 55
Figure 45.
TSEN voltage monitor timing diagram ................................................... 55
Figure 46.
Output voltage monitor timing diagram................................................... 57
Figure 47.
DrMOS current sense output reference characteristic ........................................ 58
Figure 48.
Output undercurrent monitor timing - Diagram 1 ............................................ 60
Figure 49.
Output undercurrent monitor timing - Diagram 2 ............................................ 61
Figure 50.
Output undercurrent monitor timing - Diagram 3 ............................................ 62
Figure 51.
Single phase overcurrent simplified block diagram .......................................... 62
Figure 52.
Single phase positive over-current monitor timing diagram - SLOW_RETRY = 5, FAST_RETRY = 5 ........ 64
Figure 53.
Single phase positive over-current monitor timing diagram - SLOW_RETRY = 5, FAST_RETRY = 1 ........ 64
STPM098C
List of figures
DS14440 - Rev 1
page 108/110



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