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L7986TR 数据表(PDF) 7 Page - STMicroelectronics

部件名 L7986TR
功能描述  3 A step-down switching regulator
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L7986TR 数据表(HTML) 7 Page - STMicroelectronics

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L7986
Electrical characteristics
43
IO SINK
Sink COMP pin
VFB = 0.7 V, VCOMP = 1 V
30
mA
GV
Open-loop voltage gain
(2)
100
dB
Synchronization function
VS_IN,HI
High input voltage
2
3.3
V
VS_IN,LO
Low input voltage
1
tS_IN_PW
Input pulse width
VS_IN,HI = 3 V, VS_IN,LO = 0 V
100
ns
VS_IN,HI = 2 V, VS_IN,LO = 1 V
300
ISYNCH,LO Slave sink current
VSYNCH = 2.9 V
0.7
1
mA
VS_OUT,HI
Master output amplitude
ISOURCE = 4.5 mA
2
V
tS_OUT_PW Output pulse width
SYNCH floating
110
ns
Protection
TSHDN
Thermal shutdown
150
°C
Hystereris
30
1. Specifications referred to TJ from -40 to +125 °C. Specifications in the -40 to +125 °C temperature range are assured by
design, characterization and statistical correlation.
2. Guaranteed by design.
Table 4. Electrical characteristics (continued)
Symbol
Parameter
Test condition
Values
Unit
Min.
Typ.
Max.


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