SG6841SZ Fairchild Semiconductor, SG6841SZ Datasheet - Page 8

• Manufacturer Part Number: SG6841SZ
• Description: IC CTLR PWM HI INTEGRATED 8-SOIC
• Manufacturer: Fairchild Semiconductor

Specifications of SG6841SZ

• Frequency - Max: 70kHz
• Pwm Type: Controller
• Number Of Outputs: 1
• Duty Cycle: 90%
• Voltage - Supply: 10 V ~ 20 V
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

High-integrated Green-mode PWM Controller
©System General Corp.
Version 2.1 (IRO33.0001.B5)
14
12
10
-2
10.20
10.15
10.10
10.05
10.00
0.620
0.63
0.62
0.62
0.61
0.61
0.60
0.60
8
6
4
2
0
9.95
9.90
9.85
9.80
9.75
9.70
Min. Operating Voltage (V
-40
-40
-25
-25
V
0.628
OTP, STOP
-10
-10
RT Voltage vs Ton
Tem perature
5
5
TEMPERATURE ( ℃ )
TEMPERATURE ( ℃ )
RT VOLTAGE (V)
0.636
vs Tem perature
20
20
35
35
50
50
0.644
65
65
DD(min)
80
80
0.652
) vs
95
95
110 125
110 125
0.660
- 8 -
0.84
0.79
0.74
0.69
0.64
0.59
0.54
0.49
0.44
16.60
16.55
16.50
16.45
16.40
16.35
16.30
16.25
16.20
101.5
101.0
100.5
100.0
99.5
99.0
98.5
0
-40
Start Threshold Voltage (V
-40
Output Current of pin RT (I
40
-25
-25
80
-10
-10
120
Tem perature
V
5
5
Temperature
TEMPERATURE (℃)
SENSE
TEMPERATURE ( ℃ )
20
20
160
I
VIN
35
35
vs I
Product Specification
200
(uA)
50
VIN
50
240
65
65
TH(ON)
RT
280
www.sg.com.tw
80
80
) vs
) vs
Jun.15,2006
320
95
95
SG6841
110
110
360
125
125