UPS602 Datasheet, PDF (4/12 Pages) Unisonic Technologies – HIGH PERFORMANCE CURRENT MODE POWER SWITCH

UPS602
LINEAR INTEGRATED CIRCUIT

ABSOLUTE MAXIMUM RATINGS (TaĢ25°C, V_CC=15V, R_T=75kΩ, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
V_CC
26
V
Input Voltage to FB Pin
V_FB
-0.3 ~ 6.2
V
Input Voltage to CS Pin
V_CS
-0.3 ~ 2.8
V
Input Voltage to RT Pin
Junction Temperature
V_RT
-0.3 ~ 6.2
V
T_J
+150
°C
Operating Temperature
T_OPR
-40 ~ +125
°C
Storage Temperature
T_STG
-50 ~ +150
°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.
OPERATING RANGE
Supply Voltage
PARAMETER
SYMBOL
V_CC
RATINGS
8.6 ~ 22
UNIT
V
ELECTRICAL CHARACTERISTICS (TaĢ25°C, V_CC=15V, R_T=75kΩ, unless otherwise specified)
PARAMETER
SYMBOL TEST CONDITIONS
SUPPLY SECTION
Start Up Current
I_STR V_CC=13.5
Supply Current with switch
OFF
ON
I_OFF V_SS = 0, I_FB = 0
I_ON V_SS = 5V, I_FB = 0
UNDER-VOLTAGE LOCKOUT SECTION
Start Threshold Voltage
V_THD(ON)
Min. Operating Voltage
V_CC(MIN)
Hysteresis
V_CC(HY)
INTERNAL VOLTAGE REFERENCE
Reference Voltage
V_REF measured at pin V_FB
CONTROL SECTION
Switch Frequency
Normal
Power-Saving
F_(SW)
V_FB = 4V
V_FB = 1V
Duty Cycle
MAX
MIN
D_MAX
D_MIN
V_FB < 0.5V
V_FB Operating Level
MIN
MAX
V_MIN
V_MAX
Feedback Resistor
R_FB
C_SS=0.05uF
Soft-Start Time
T_SS C_SS=0.1uF
PROTECTION SECTION
C_SS=1uF
OVP threshold
V_(OVP) V_SS < 3.5V, V_FB > 5V
OLP threshold
V_FB(OLP) V_SS > 5.4V
OTP threshold
T_(THR)
OVP Disable threshold
V_SS(DEACT) V_FB > 5V, V_CC > 17V
OLP Enable threshold
V_SS(ACT) V_FB > 5V
Spike Blanking time
T_SB
CURRENT LIMITING SECTION
LEB
t_LEB
POWER MOS-TRANSISTOR SECTION
Drain-Source Breakdown Voltage
V_DSS
Static Drain-Source On-State Resistance R_DS(ON)
Output Capacitance
C_O
MIN TYP MAX UNIT
22
45
µA
3.7 5.5 mA
4.0 6.0 mA
11.8 12.6 13.4 V
7.6 8.1 8.6
V
4.5
V
6.1 6.3 6.5
V
61
68
75 kHz
18
20
23 kHz
65
70
75
%
0
%
0.5
V
4.4
V
2.6 3.8 5.0 kΩ
6
ms
12
ms
120
ms
15.2 16 16.8 V
4.4 4.6 4.9
V
120 135 150 °C
3.7 3.9 4.2
V
4.9 5.1 5.4
V
6.8
µs
220
ns
600
V
5
Ω
56
pF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 12
QW-R119-005,A