SG6841D Ver la hoja de datos (PDF) - Unspecified
Número de pieza
componentes Descripción
Fabricante
SG6841D Datasheet PDF : 14 Pages
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High-integrated Green-mode PWM Controller
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter
DC Supply Voltage
VDD
Zener clamp
Zener current
IOUT
VFB
VSense
VRT
VRI
PD
RΘ j-a
Gate Output Current
Input Voltage to FB Pin
Input Voltage to SENSE Pin
Input Voltage to RT Pin
Input Voltage to Ri Pin
Power Dissipation
Thermal Resistance Junction-air
DIP
SOP
TJ
Operating Junction Temperature
TA
Operating Ambient Temperature
Tstg
Storage Temperature Range
TL
Lead Temperature (Wave soldering or IR, 10 seconds)
ESD Capability, HBM model
ESD Capability, Machine model
Product Specification
SG6841
Value
30
32
10
500
-0.3 to 7V
-0.3 to 7V
-0.3 to 7V
-0.3 to 7V
1
82.5
141
150
-30 to 85
-55 to +150
260
3.0
250
Unit
V
V
mA
mA
V
V
V
V
W
°C /W
°C
°C
°C
°C
KV
V
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Value
Unit
VDD
DC Supply Voltage
<20
V
TA
Operating Ambient Temperature
-20 to +85
℃
RI
Current source Setting
26
KΩ
ELECTRICAL CHARACTERISTICS
Feedback Input Section
Symbol Parameter
AV
Input-voltage to current-sense attenuation
ZFB
Input impedance
IFB
Bias current
VOZ
Input voltage for zero duty cycle
Test Condition
Min.
1/3.25
2
Typ.
1/3
4.5
Max.
1/2.75
8
2
1.2
Unit
V/V
KΩ
mA
V
©System General Corp.
-4-
Version 2.1 (IRO33.0001.B5)
www.sg.com.tw
Jun.15,2006
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