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SD4841 Datasheet(PDF) 3 Page - Silan Microelectronics Joint-stock

Part # SD4841
Description  CURRENT MODE PWM CONTROLLER WITH BUILT-IN HIGH VOLTAGE MOSFET
PDF  11 Pages
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Manufacturer  SILAN [Silan Microelectronics Joint-stock]
Direct Link  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SD4841 Datasheet(HTML) 3 Page - Silan Microelectronics Joint-stock

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SD4840/4841/4842/4843/4844
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.2
2008.12.17
Http: //www.silan.com.cn
Page 3 of 11
Characteristics
Symbol
Rating
Unit
SD4840P67K65
1
SD4841P67K65
1.5
SD4842P67K65
2
SD4843P67K65
3
Continuous Drain Current
(Tamb=25
°C)
SD4844P67K65
ID
4
A
SD4840P67K65
15
SD4841P67K65
30
SD4842P67K65
68
SD4843P67K65
140
Signal Pulse Avalanche
Energy(note 2)
SD4844P67K65
EAS
200
mJ
Power Supply Voltage
VCC,MAX
21
V
Analog Input Voltage
VFB
-0.3~ VSD
V
PD
1.5
W
Total Power Dissipation
Darting
0.017
W/
°C
Operating Junction Temperature
TJ
+160
°C
Operating Temperature
Tamb
-25~ +85
°C
Storage Temperature
TSTG
-55~+150
°C
Note: 1. Pulse width is limited by maximum junction temperature.
2. L=51mH, starting Tj=25
°C
ELECTRICAL CHARACTERISTICS (sense MOSFET part, unless otherwise specified, Tamb=25°c)
Characteristics
Symbol
Test conditions
Min.
Typ.
Max.
Unit
Drain-Source Breakdown Voltage
BVDSS VGS=0V, ID=50
μA
650
--
--
V
VDS=Max. VGS=0V
--
--
50
μA
Zero Gate Voltage Drain Current
IDSS
VDS=0.8Max. VGS=0V
Tamb=125
°C
--
--
200
μA
SD4840P67K65
--
14.0
16.8
SD4841P67K65
--
8.0
9.6
SD4842P67K65
--
5.0
6.0
SD4843P67K65
--
4.0
4.8
Static Drain-
Source On
Resistance
SD4844P67K65
RDS(ON) VGS=10V, ID=0.5A
--
3.0
3.6
Ω
SD4840P67K65
--
210
--
SD4841P67K65
--
250
--
SD4842P67K65
--
550
--
SD4843P67K65
--
640
--
Input
Capacitance
SD4844P67K65
Ciss
VGS=0V, VDS=25V, f=1MHz
--
840
--
pF
SD4840P67K65
--
18
--
SD4841P67K65
--
25
--
SD4842P67K65
--
38
--
SD4843P67K65
--
40
--
Output
Capacitance
SD4844P67K65
Coss
VGS=0V, VDS=25V, f=1MHz
--
44
--
pF



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