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RS2012P Datasheet(PDF) 3 Page - Orister Corporation

Part # RS2012P
Description  Low Power OFF-Line SMPS Primary Switcher
PDF  7 Pages
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Manufacturer  ORISTER [Orister Corporation]
Direct Link  http://www.orister.com
Logo ORISTER - Orister Corporation

RS2012P Datasheet(HTML) 3 Page - Orister Corporation

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Page No. : 3/
7
DS-RS2012-0
3
July, 20
10
www.Orister.com
Absolute Maximum Ratings (Ta=25°C, unless otherwise specified)
Symbol
Parameter
Range
Units
VSW
SW to GND Voltage (TJ =25-125°C)
-0.3 to 7
00
V
ID
Continuous VDMOS Drain Current
Internally limited
A
VCC
Supply Voltage
0 to 50
V
ICOMP
Feedback Current
3
mA
VESDMM
Electrostatic Discharge: Machine Model (R=0Ω ; C=200pF)
200
V
VESDHBM
Electrostatic Discharge: HBM
2000
V
TJ
Junction Operating Temperature
Internally limited-
oC
TC
Case Operating Temperature
-40 to +150
oC
TSTG
Storage Temperature
-55 to +150
oC
Electrical Characteristics (Power)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
BVDSS
VDMOS Breakdown Voltage
ID=1mA; VCOMP=2V
7
00
V
IDSS
Zero Gate Voltage Drain Current
VDS=500V; VCOMP=2V;
100
uA
RDSON
Static Drain-Source on Resistance
VGS=10V ID=0.4A;
27
30
Ω
TR
Rise Time
ID=0.1A; VIN=300V
50
ns
TF
Fall Time
ID=0.2A; VIN=300V
100
ns
COSS
VDMOS Drain Capacitance
VDS=25V
40
pF
Electrical Characteristics (Control) (Ta=25°C, VCC=18V, unless otherwise specified)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
UVLO SECTION
VSTART
VCC Start Threshold Voltage
VCOMP =0V
1
4
1
5.5
1
7
V
VSTOP
VCC Stop Threshold Voltage
VCOMP =0V
8
9
10
V
VHYS
VCC Threshold Hysteresis
5.8
6.5
7.2
V
OSCILLATOR SECTION
FOSC
Initial Accuracy
VSTOP ≤ VCC ≤ 35V;
0 ≤ TJ ≤ 100°C
48
55
6
2
KHz
ΔF/ΔT
Frequency Change With Temperature
-25°C ≤ TJ ≤ +85°C
±5
±10
%
FEEDBACK SECTION
ICOMP
Feedback Shutdown Current
TJ =25°C, VCOMP = 0V
0.9
mA
RCOMP
COMP Pin Input Impedance
ID =0mA
1.2
kΩ
CURRENT LIMIT (SELF-PROTECTION) SECTION
GID
ICOMP to ID Current Gain
320
ILIM
Peak Current Limit
TJ = 25°C
0.32
0.40
0.48
A
TD
Current Sense Delay to Turn-Off
ID =0.2A
200
ns
TB
Blanking Time
500
ns
TONMIN
Minimum Turn On Time
700
ns
PROTECTION SECTION
TSD
Thermal Shutdown Temperature
140
170
oC
THYST
Thermal Shutdown Hysteresis
40
oC
VOVP
Over Voltage Protection
38
42
46
V
SUPPLY CURRENT SECTION
ICH
Startup Charging Current
1
mA
ICHOFF
Start Up Charging Current in Thermal
Shutdown
VCC=5V; VDS =100V
TJ > TSD
0.2
mA
IOP0
Operating Supply Current
(Control Part Only) Switching
VCOMP = 0V
4
mA
IOP1
Operating Supply Current
(Control Part Only) Not Switching
VCOMP = 2V
2.6
5
mA



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