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AS1345 데이터시트(PDF) 8 Page - ams AG

부품명 AS1345
상세설명  18V, High Efficiency, DC-DC Step-Up Converter
PDF  29 Pages
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제조업체  AMSCO [ams AG]
홈페이지  http://www.ams.com
Logo AMSCO - ams AG

AS1345 데이터시트(HTML) 8 Page - ams AG

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AS1345 – 8
ams Datasheet, Confidential: 2013-Nov [1-51]
E l ec t r i c al C h a r ac teri sti c s
Operating Current
ISHDN
Shutdown current @ VDD
VSHDNN = 0V
1
μA
Shutdown current @ SWIN
1
IQ
Quiescent current
No switching, VFB = 1.5V
25
μA
IDDLOAD
Load current
VOUT = 15V, ILOAD = 5mA
25
mA
ILIMIT
Coil peak current limit
AS1345A
100
mA
AS1345B
200
mA
AS1345C
350
mA
AS1345D
500
mA
Switches
RNMOS
NMOS resistance
0.3
Ω
RPMOS
PMOS resistance
0.15
Ω
POK Output
POK output voltage ‘low’
POK sinking 1mA
0.01
0.2
V
POK output voltage ‘high’
POK leakage 1μA
VDD
VDD
- 0.1
V
POK output high leakage
current
POK = 3.7V
1
μA
POK threshold
Rising edge, referenced to
VOUT(NOM)
90
%
Shutdown
VSHDNH
SHDN input ‘high’
2.9V < VDD < 5.0V, no load
1.26
V
VSHDNL
SHDN input ‘low’
0.55
V
ISHDN
SHDN input current
-1
+1
μA
Soft Start
IPRE
Pre-charge current
100
mA
Thermal Shutdown
Thermal shutdown
150
°C
Thermal shutdown hysteresis
10
°C
Symbol
Parameter
Conditions
Min
Typ
Max
Units



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