參數(shù)資料
型號： SG6846
廠商： Electronic Theatre Controls, Inc.
英文描述： Highly-Integrated Green-Mode PWM Controller
中文描述： 高度集成的綠色模式PWM控制器
文件頁數(shù)： 4/14頁
文件大?。?/td> 3217K
代理商： SG6846
Product Specification
Highly-Integrated Green-Mode PWM Controller
SG6846
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Test Condition
V
DD
Supply Voltage
V
L
Input Voltage to VIN, FB, SENSE, RT, RI Pin
at T
A
< 50°C DIP
SOP
Junction-Case DIP
SOP
T
J
Operating Ambient Temperature
T
STG
Storage Temperature Range
10 sec DIP
10 sec SOP
System General Corp. - 4 - www.sg.com.tw
Version 1.0(IAO33.0008.B0) Sep. 30, 2004
Value
25
-0.3 to 7V
800
400
67.1
41.2
-40 to 125
-65 to +150
260
230
Unit
V
V
P
D
Power Dissipation
mW
R
Θ
J-C
Thermal Resistance
°C/W
°C
°C
T
L
Lead Temperature (Soldering)
°C
*All voltage values, except differential voltages, are given with respect to GND pin.
*
Stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device.
RECOMMENDED OPERATING JUNCTION TEMPERATURE: -30°C ~ 85°C*
*For proper operation
ELECTRICAL CHARACTERISTICS (VDD = 15V, T
A
= 27°C, unless noted)
VDD Section
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
V
OP
Continuously Operating Voltage
20
V
V
TH-ON
On Threshold Voltage
15.5
16.5
17.5
V
V
TH-OFF
Off Threshold Voltage
9.5
10.5
11.5
V
I
DD-ST
Start-Up Current
VDD = 15V
8
30
uA
I
DD-OP
Operating Supply Current
GATE Open
3.7
5
mA
V
DD-OVP
VDD Over Voltage Protection (Latch off)
22.6
23.6
24.6
V
T
VDD-OVP
VDD OVP Debounce Time
RI = 26K
100
usec
I
DD-OVP
VDD OVP Latch-up Holding Current
VDD = 5V, T
A
= 27
o
C
45
uA
V
DD-TH-G
VDD Low-threshold Voltage to Exit Green-OFF
Mode
V
TH(OFF)
+
1.25
V
VIN Section
Symbol
V
IN-OFF
Parameter
PWM Turn-off Threshold Voltage
Test Condition
Min.
0.67
Typ.
0.72
Max.
0.77
Unit
V
V
IN-ON
PWM Turn-on Threshold Voltage
V
IN-OFF
+
0.2
V
Feedback Input Section
Symbol
Parameter
A
V
Input-Voltage to Current-Sense Attenuation
Z
FB
Input Impedance
V
FB0
FB Pin open voltage
Test Condition
Min.
4
Typ.
1/4.2
5.5
6.2
Max.
7
Unit
V/V
K
Ω
V
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