參數(shù)資料
型號(hào): L6917D
廠(chǎng)商: STMICROELECTRONICS
元件分類(lèi): 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO28
封裝: SO-28
文件頁(yè)數(shù): 22/27頁(yè)
文件大小: 411K
代理商: L6917D
L6917
4/27
SR
Slew Rate
VSEN=10pF
15
V/
s
DIFFERENTIAL CURRENT SENSING
IISEN1,
IISEN2
Bias Current
Iload=0
45
50
55
A
IPGNDSx
Bias Current
45
50
55
A
IISEN1,
IISEN2
Bias Current at
Over Current Threshold
Positive
Negative
80
85
37.5
90
A
IFB
Active Droop Current
Iload<0%
Iload=100%
47.5
0
50
1
52.5
A
GATE DRIVERS
tRISE
HGATE
High Side
Rise Time
VBOOTx-VPHASEx=10V;
CHGATEx to PHASEx=3.3nF
15
30
ns
IHGATEx
High Side
Source Current
VBOOTx-VPHASEx=10V
2
A
RHGATEx High Side
Sink Resistance
VBOOTx-VPHASEx=12V;
1.5
2
2.5
tRISE
LGATE
Low Side
Rise Time
VCCDR=10V;
CLGATEx to PGNDx=5.6nF
30
55
ns
ILGATEx
Low Side
Source Current
VCCDR=10V
1.8
A
RLGATEx Low Side
Sink Resistance
VCCDR=12V
0.7
1.1
1.5
PROTECTIONS
PGOOD
Upper Threshold
(VSEN/DACOUT)
VSEN Rising
109
112
115
%
PGOOD
Lower Threshold
(VSEN/DACOUT)
VSEN Falling
84
88
92
%
OVP
Over Voltage Threshold
(VSEN)
VSEN Rising
2.0
2.1
2.2
V
UVP
Under Voltage Trip
(VSEN/DACOUT)
VSEN Falling
76
80
84
%
VPGOOD PGOOD Voltage Low
IPGOOD = -4mA
0.3
0.4
0.5
V
FAULT
Fault Condition
After OVP or 3 HICCUP cycles
4.75
5.0
5.25
V
ELECTRICAL CHARACTERISTICS (continued)(VCC = 12V, Tamb =25
°C unless otherwise specified)
Symbol
Parameter
Test Condition
Min
Typ
Max
Unit
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