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ST2051 数据表(PDF) 7 Page - STMicroelectronics

部件名 ST2051
功能描述  Undervoltage lock out
PDF  10 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST2051 数据表(HTML) 7 Page - STMicroelectronics

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ST2051
Electrical characteristics
Doc ID 12593 Rev 3
7/10
Table 7.
Supply current characteristics
(VI = 5.5 V, IO = rated current, TJ = 25 °C, unless otherwise specified)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
IOFF
Switch turned OFF
No load
1.0
5.0
μA
No load; -40 < TJ < 125 °C
10
μA
ION
Switch turned ON
No load
70
90
μA
No load; -40 < TJ < 125 °C
100
μA
Ileakage
Output leakage current
Output grounded, switch is OFF
10
μA
Output grounded, switch is OFF;
-40 < TJ < 125 °C
20
μA
Table 8.
Thermal characteristics
(VI = 5.5 V, IO = rated current, TJ = 25 °C, unless otherwise specified)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
T1
Thermal shutdown threshold
135
°C
T2
Recovery from thermal shutdown
125
°C
Hyst
Hysteresis
10
°C
Table 9.
UVLO characteristics
(VI = 5.5 V, IO = rated current, TJ = 25 °C, unless otherwise specified)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
VUVLO
Undervoltage lockout threshold
2.0
2.5
V
Hyst
Hysteresis
100
mV
Table 10.
OC pin characteristics
(VI = 5.5 V, IO = rated current, TJ = 25 °C, unless otherwise specified)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
OC
blanking
OCx assertion and de-assertion(1)
1.
Not tested in production, specified by design.
48
15
ms
VO
Output low voltage
0.4
V
IOFF
OFF current
1.0
μA
Table 11.
EN pin characteristics
(VI = 5.5 V, IO = rated current, TJ = 25 °C, unless otherwise specified)
Symbol
Parameter
Test conditions
Min
Typ
Max
Unit
VIH
High level input voltage
VI = 2.7 to 5.5 V
2.0
V
VIL
Low level input voltage
VI = 4.5 to 5.5 V
0.8
V
VI = 2.7 to 4.5 V
0.4
V
II
Input current
VIENX = 0 or VI
-0.5
0.5
μA
Obsolete
Product(s)
- Obsolete
Product(s)



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