UPSRB02 Datasheet, PDF (3/7 Pages) Unisonic Technologies – HIGH PRECISION CC/CV PRIMARY SIDE SWITCHING REGULATOR

UPSRB02
Preliminary
LINEAR INTEGRATED CIRCUIT
 ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
V_DD Voltage
V_DD
-0.3~30
V
VC Voltage
V_C
-0.3~7
V
BASE Voltage
V_BASE
-0.3~7
V
CS Input Voltage
V_CS
-0.3~7
V
FB Input Voltage
V_FB
-0.3~7
V
Junction Temperature
T_J
-40~150
°C
Storage Temperature
T_STG
-55~150
°C
Lead Temperature (Soldering, 10 secs)
T_OPR
260
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
 ELECTRICAL CHARACTERISTICS (T_A=25°C, V_DD=15V, if not otherwise noted)
PARAMETER
Supply Voltage (V_DD) Section
Start up Current
Static Current
Turn-off Threshold Voltage
Turn-on Threshold Voltage
V_DD Over Voltage Protection
Operating Voltage
Current Sense Input Section
LEB Time
Over Current Threshold
OCP Propagation Delay
Maximum Source Current to CS Pin
FB Input Section
Reference Voltage for Feedback
Threshold
Minimum Pause
Maximum Pause
Maximum Cable Compensation
Current
BASE Drive Section
Base Sourcing Maximum Current
Base Sourcing Current After Pre-off
Base Drive Low Side On Resistor
SYMBOL
TEST CONDITIONS
I_ST
I_OP
V_TH(OFF)
V_{TH (ON)}
V_{DD_OVP}
V_DD=11V
V_DD=15V
T_LEB
V_CS
T_{D_OC}
I_{CS_MAX}
From OCP Comparator to
Base Drive
V_FB
T_{PAUSE_MIN}
T_{PAUSE_MAX}
I_CABLE
I_OUT(SOURCE)
I_OUT(PRE)
R_{DSON_L}
MIN TYP MAX UNIT
1
3
μA
400 500 μA
6.0 6.8 7.6 V
11.5 12.5 13.5 V
25 27 29
V
25
V
0.5
μs
400 450 500 mV
100
nS
41 45 49 μA
1.98 2.00 2.02 V
2.0
μs
780 800 820 μs
27
μA
20 30 40 mA
0.5
1
1.5 mA
1
Ω
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 7
QW-R103-079.a