RS2136 Datasheet, PDF (4/10 Pages) Orister Corporation – High Precision CC/CV Primary‐Side PWM Power Switch

Page No. : 4/10
Electrical Characteristics (V_DD=16V, T_A=25°C, unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
Supply Voltage (VDD) Section
I_{DD_ST}
I_{DD_OP}
Standby current
Operation Current
VDD=13V
Operation supply current
INV=2V,CS=0V, VDD=VDDG=20V
‐
5
20
uA
‐
2.5
3.5
mA
UVLO(ON) VDD Under Voltage Lockout Enter
VDD falling
13.5 14.5 16.0
V
UVLO(OFF) VDD Under Voltage Lockout Exit
VDD rising
7.5 8.5 10
V
OVP
Over voltage protection voltage
Ramp up VDD until gate clock is off 27.5 29.5 31.5
V
V_DD_Clamp
Maximum VDD opertation voltage
I_DD=10mA
Current Sense Input Section
30.5 32.5 34.5
V
T_LEB
LEB time
‐
‐
540
‐
ns
Vth_oc
Over current threshold
‐
870 900 930 mV
Td_oc
OCP Propagation delay
‐
‐
150
‐
ns
Z_SENSE_IN
Input Impedance
‐
‐
50
‐
KΩ
Tss
Soft start time
‐
‐
10
‐
ms
CV Section
Freq_Nom System Nominal switch frequency
‐
‐
60
‐
KHZ
Freq_startup
‐
INV=0V, Comp=5V
‐
14
‐
KHZ
Δf/Freq
Frequency jitter range
‐
‐
+/‐4
‐
%
Error Amplifier section
V_REF_EA
Gdc
Reference voltage for EA
DC gain of the EA
‐
1.97
2
2.03
V
‐
‐
60
‐
dB
I_COMP_MAX Max. Cable compensation current
INV=2V, COMP=0V
‐
42
‐
uA
Power MOSFET Section
BVdss
MOSFET Drain‐Source Breakdown Voltage
‐
‐
650
‐
V
RDS(on) Static Drain to Source On Resistance
‐
‐
9.2
12
Ω
DS‐RS2136‐03 September, 2009
www.Orister.com