RS2042 Orister Corporation, RS2042 Datasheet - Page 3

• Manufacturer Part Number: RS2042
• Description: Green-power Pwm Controller With Freq. Jiggling
• Manufacturer: Orister Corporation

Absolute Maximum Ratings
Electrical Characteristics
DS-RS2042-03
F
Symbol
Symbol
V
V
V
V
DC
OSC-green
V
RI
RI
TH (OFF)
RI
T
F
V
TH (ON)
DD-OVP
DD-th-g
V
V
V
V
V
T
Z
V
V
B
Sense
V
P
I
I
I
V
T
I
T
T
STG
OSC
ST
SS
FB
RT
OTP
NOR
MAX
DD
PD
CS
OH
FB
FB
TH
TH
OL
MIN
nk
MAX
D
N
G
R
L
F
VDD Low-Threshold Voltage to Exit Green-OFF Mode
Dec, 2007
Beginning of frequency reducing at FB Voltage
Lead Temperature (Soldering)
VDD Over Voltage Protection (Latch off)
End of frequency reducing at FB voltage
Threshold voltage for current limit
Threshold voltage for current limit
Leading Edge Blanking Time
Frequency in nominal mode
Max RI value for Protection
Frequency Temp. Stability
Frequency in green mode
Output current of pin RT
Start Threshold Voltage
Min. Operating Voltage
Maximum Duty Cycle
Short Circuit Current
RI Operating Range
Open Loop Voltage
Operating Current
Output High Level
Output Low Level
Input Impedance
Delay to Output
Startup Current
Threshold voltage for over-temperature protection.
(Ta=27°C unless otherwise noted, V
Falling Time
Rising Time
Parameter
ESD Capability, Machine Model
Storage Temperature Range
ESD Capability, HBM Model
Input Voltage to SENSE Pin
Supply voltage Pin Voltage
Input Voltage to FB Pin
Power Dissipation
Over-Temperature Protection Section
Parameter
GATE Drive Output (GATE Pin)
Voltage Feedback (FB Pin)
Current Sensing (SEN Pin)
Supply Voltage (V
Oscillator (RI Pin)
RI Section
DD
DD
SOP-8（10sec）
DIP-8（10sec）
= 15V.)
Pin)
V
FB
= V
V
V
V
V
Test Conditions
DD
DD
DD
DD
SENSE
=12V, I
=12V, I
=15V, C
=13V, C
V
VDD=15V
VDD=15V
RI=26 KΩ
RI=26KΩ
RI=26KΩ
-30-85
V
V
FB
I
I
VIN
VIN
DD
FB
=Open
--
--
= 0V, V
=0V
=17
=0
=0
O
O
o
=50mA
=50mA
C
L
L
=1nF
=1nF
DD
=15
16.0
10.4
23.0
11.0
1.95
1.50
1.00
15.5
Min
260
200
7.2
63
25
30
84
65
-55 to + 150
-0.3 to 6V
-0.3 to 6V
RS2042
Range
1000
2000
16.5
10.8
24.5
12.0
6.00
0.76
0.76
2.05
1.54
0.32
8.00
1.05
Typ
115
200
260
230
354
240
216
7.5
3.0
5.0
40
13
67
27
80
86
70
26
6
www.Orister.com
Max
17.0
11.2
25.0
13.0
1.42
2.15
1.60
0.60
1.10
200
460
280
0.9
0.9
30
70
29
90
88
75
36
5
Page No. : 3/8
Units
nsec
nsec
Unit
KHz
KHz
mW
mA
mA
KΩ
KΩ
KΩ
KΩ
μA
μA
V
ns
ns
o
o
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
C
C
G