UC1526A
UC2526A
UC3526A
+VIN = 15V, and over operating ambient temperature, unless otherwise specified TA = TJ.
ELECTRICAL CHARACTERISTICS:
UC1526A
UC2526A
UC3526A
TYP
PARAMETER
TEST CONDITIONS
UNITS
MIN
TYP
MAX
MIN
MAX
Soft-Start Section
Error Clamp Voltage
CS Charging Current
RESET = +0.4V
RESET = +2.4V
0.1
0.4
0.1
0.4
V
50
100
150
50
100
150
µA
Output Drivers (Each Output) (Note 9)
HIGH Output Voltage
LOW Output Voltage
ISOURCE = 20mA
12.5
12
13.5
13
12.5
12
13.5
13
V
V
ISOURCE = 100mA
ISINK = 20mA
0.2
1.2
50
0.3
2.0
150
0.6
0.2
0.2
1.2
50
0.3
2.0
150
0.6
0.2
V
ISINK = 100mA
V
Collector Leakage
Rise Time
VC = 40V
µA
µs
µs
nC
CL = 1000pF (Note 5)
CL = 1000pF (Note 5)
0.3
0.1
8
0.3
0.1
8
Fall Time
Cross-Conduction Charge Per cycle, TJ = 25°C
Power Consumption (Note 10)
Standby Current
SHUTDOWN = +0.4V
14
20
14
20
mA
Note 4: IL = 0mA.
Note 5: Guaranteed by design, not 100% tested in production.
Note 6: FOSC = 40kHz, (RT = 4.12kΩ ± 1%, CT = 0.01µF± 1%,
RD = 0 Ω).
Note 7: VCM = 0 to +5.2V
Note 8: VCM = 0 to +12V.
Note 9: VC = +15V.
Note 10:VIN = +35V, RT = 4.12kΩ.
Open Loop Test Circuit UC1526A
4
TI [ TEXAS INSTRUMENTS ]
