PAC5253_17 Datasheet, PDF (24/71 Pages) Active-Semi, Inc – Power Application Controller

PAC5253
Power Application Controller
10.4. Electrical Characteristics
Table 8. Multi-Mode Switching Supply Controller Electrical Characteristics
(VHM = 24V, VP = 12V, and TA = -40°C to 105°C unless otherwise specified.)
SYMBOL
PARAMETER
CONDITIONS
Input Supply (VHM)
IHIB;VHM VHM hibernate mode supply current
ISU;VHM
VHM start up supply current
IOP;VHM
VHM operating supply current
VOP:VHM VHM operating voltage range
VUVLOR;VHM VHM under-voltage lockout rising
VUVLOF;VHM VHM under-voltage lockout falling
VCLAMP;VHM VHM clamp voltage
ICLAMP;VHM VHM clamp sink current limit
Output Supply and Feedback (VP)
VREG;VP VP output regulation voltage
VHM, hibernate mode
V < V HM
UVLOR;VHM
DRM floating
Clamp enabled, sink current = 100µA
Clamp enabled
Programmable to 5V, 9V, 12V, or 15V
Load = 0 to 500mA
kPOK;VP
kOVP;VP
VP power OK threshold
VP over voltage protection threshold
VP rising, hysteresis = 10%
VP rising, hysteresis = 15%
MMPM Controller enabled
Switching Control
fSWMACC;DRM
fSWM;DRM
Switching frequency accuracy
Switching frequency programmable range
High frequency mode, 8 settings
Low frequency mode, 8 settings
fSSU;DRM
tONMIN;DRM
Safe start up switching frequency
Minimum on time
Low duty-cycle & Low-frequency mode
tOFFMIN;DRM Minimum off time
Low duty-cycle & High-frequency mode
High duty-cycle mode
MIN
5.2
13.5
6.8
0.72
-7
82
-10
181
45
TYP
MAX UNIT
18
36
µA
75
120
µA
0.3
0.5
mA
52
V
14.5
16
V
7.5
8.1
V
23
26.6
V
1.2
mA
-1
5
%
87
92
%
136
%
10
%
500
kHz
125
9.5
kHz
440
nS
25
%
440
nS
820
nS
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Rev 1.18‒December 29, 2016