ACT361
Rev 8, 14-Nov-12
ELECTRICAL CHARACTERISTICS CONT’D
(VDD = 14V, VOUT = 5V, LP = 2.3mH, NP = 140, NS = 10, NA = 27, TA = 25°C, unless otherwise specified.)
PARAMETER
SYMBOL TEST CONDITIONS
MIN
TYP
MAX UNIT
Current Limit
SW Current Limit Range
CS Current Limit Threshold
Leading Edge Blanking Time
Driver Outputs
ILIM
100
380
200
600
412
mA
mV
ns
VCSLIM
tOFF_DELAY = 0
396
300
Switch ON-Resistance
SW Off Leakage Current
Protection
RON
ISW = 50mA
SW = VDD = 22V
1.6
Ω
V
5
µA
VDDON
+2
VDDON VDDON
VDD Latch-Off Voltage
VDDOVP
V
+3
135
20
+4
Thermal Shutdown Temperature
Thermal Hysteresis
Line UVLO
˚C
˚C
µA
IFBUVLO
116
FUNCTIONAL BLOCK DIAGRAM
VDD
BD
SW
REGULATOR
ON
BASE
DRIVER
&
UVLO
OTP
OVP
REFERENCE
-
+
-
FB
SIGNAL
FILTER
-
+
+
2.20V
+
LOGIC
CABLE
COMPENSATION
CURRENT
SHAPING
OSCILLATOR
-
0.4V
+
G
CS
Innovative PowerTM
- 4 -
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