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L6731B 数据表(PDF) 5 Page - STMicroelectronics

部件名 L6731B
功能描述  Adjustable step-down controller with synchronous rectification Dedicated to DDR Memory
PDF  24 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6731B 数据表(HTML) 5 Page - STMicroelectronics

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L6731B
Electrical data
5/24
2
Electrical data
2.1
Maximum rating
Table 1.
Absolute maximum ratings
2.2
Thermal data
Table 2.
Thermal data
Symbol
Parameter
Value
Unit
VCC
VCC to GND and PGND, OCH, PGOOD
-0.3 to 18
V
VBOOT - VPHASE Boot Voltage
0 to 6
V
VHGATE - VPHASE
0 to VBOOT - VPHASE
V
VBOOT
BOOT
-0.3 to 24
V
VPHASE
PHASE
-1 to 18
V
PHASE Spike, transient < 50ns (FSW = 500KHz)
-3
+24
SS, FB, VTTREF, DDR-IN, SYNC, OCL, LGATE, COMP,
VCCDR
-0.3 to 6
V
OCH Pin
Maximum Withstanding Voltage Range
Test Condition: CDF-AEC-Q100-002 "Human Body Model"
Acceptance Criteria: "Normal Performance"
±1500
V
PGOOD Pin
±1000
OTHER PINS
±2000
Symbol
Description
Value
Unit
RthJA
(1)
1.
Package mounted on demoboard
Thermal Resistance Junction to ambient
50
°C/W
TSTG
Storage temperature range
-40 to 150
°C
TJ
Junction operating temperature range
-40 to 125
°C
TA
Ambient operating temperature range
-40 to +85
°C



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