參數(shù)資料
型號(hào): L6731D
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 20 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
封裝: HTSSOP-16
文件頁(yè)數(shù): 23/23頁(yè)
文件大?。?/td> 386K
代理商: L6731D
L6731D
Electrical characteristics
9/23
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Gate drivers
RHGATE_ON High side source resistance
VBOOT - VPHASE = 5 V
1.7
RHGATE_OFF High side sink resistance
VBOOT - VPHASE = 5 V
1.12
RLGATE_ON Low side source resistance
VCCDR = 5 V
1.15
RLGATE_OFF Low side sink resistance
VCCDR = 5 V
0.6
Protections
IOCH
OCH current source
VOCH = 1.7 V
90
100
110
Α
IOCL
OCL current source
90
100
110
Α
OVP
Over voltage trip
(VFB / VEAREF)
VFB rising
VEAREF = 0.6 V
120
%
VFB falling
VEAREF = 0.6 V
117
%
Under voltage threshold
(V
B
FB B/ VBEAREFB)
V
B
FBB falling
80
%
Power good
Upper threshold
(V
B
FB B/ VBEAREFB)
V
B
FBB rising
108
110
112
%
Lower threshold
(V
B
FB B/ VBEAREFB)
V
B
FBB falling
88
90
92
%
VBPGOODB
PGOOD voltage low
I
B
PGOODB = -5 mA
0.5
V
Table 5.
Electrical characteristics (continued)
Table 6.
Thermal characteristics (VCC = 12 V)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Output voltage
VFB
Output voltage
TJ = 0 °C~ 125 °C
0.596
0.6
0.605
V
TJ = -40 °C~ 125 °C
0.593
0.6
0.605
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