Advanced Power
Electronics Corp.
APU1150
ABSOLUTE MAXIMUM RATINGS
Input Voltage (VIN) .................................................... 7V
Control Input Voltage (VCTRL) ..................................... 14V
Power Dissipation ..................................................... Internally Limited
Storage Temperature Range ...................................... -65°C To 150°C
Operating Junction Temperature Range ..................... 0°C To 150°C
PACKAGE INFORMATION
5-PIN PLASTIC TO-263 (S)
8-PIN PLASTIC SOIC (M)
FRONT VIEW
TOP VIEW
5
V
IN
CTRL
OUT
1
2
3
4
8
7
6
5
V
CTRL
V
OUT
OUT
OUT
OUT
4
3
2
1
V
Tab is
V
IN
V
V
VOUT
Adj
V
V
Adj
V
SENSE
VSENSE
θJA=35°C/W for 0.5" square pad
θJA=55°C/W for 1" Sq pad area
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over CIN=1µF, COUT=10µF, and TJ=0 to 125ꢀC.
Typical values refer to TJ=25ꢀC. VOUT=VSENSE.
PARAMETER
SYM
TEST CONDITION
VCTRL=2.7 to 12V, VIN=2.05V to 5.5V,
Io=10mA to 4A, VADJ=0V
VCTRL=2.5V to 7V, VIN=1.75V to 5.5V,
Io=10mA, VADJ=0V
MIN
TYP MAX UNITS
Reference Voltage
VREF
1.225 1.250 1.275
V
Line Regulation
-5
-5
-0.2
3
+5
+5
mV
mV
V
Load Regulation (Note 1)
VCTRL=2.75V, VIN=2.1V,
Io=10mA to 4A, VADJ=0V
VADJ=0V for all conditions below:
VIN=2.05V, Io=1.5A
Dropout Voltage (Note 2)
(VCTRL - VOUT)
1.00
1.05
1.13
1.15
1.15
1.20
VIN=2.05V, Io=3A
VIN=2.05V, Io=4A
Dropout Voltage (Note 2)
(VIN - VOUT)
VADJ=0V for all conditions below:
VCTRL=2.75V, Io=1.5A
0.26
0.50
0.70
0.38
0.60
1.15
V
VCTRL=2.75V, Io=3A
VCTRL=2.75V, Io=4A
Current Limit
VCTRL=2.75V, VIN=2.05V,
∆Vo=100mV, VADJ=0V
4.2
4.65
1
0.01
6
10
A
Minimum Load Current (Note 3)
Thermal Regulation
Ripple Rejection
VCTRL=5V, VIN=3.3V, VADJ=0V
30ms Pulse
mA
%/W
VCTRL=5V, VIN=5V, Io=4A, VADJ=0V,
TJ=25ꢀC, VRIPPLE=1VPP at 120Hz
VADJ=0V for all below conditions:
VCTRL=2.75V, VIN=2.05V, Io=1.5A
VCTRL=2.75V, VIN=2.05V, Io=3A
VCTRL=2.75V, VIN=2.05V, Io=4A
VCTRL=2.75V, VIN=2.05V, VADJ=0V
70
dB
Control Pin Current
16
36
67
50
25
50
85
mA
Adjust Pin Current
IADJ
µA
2/5