PAC5220 Datasheet, PDF (25/73 Pages) Active-Semi, Inc – Power Application Controller

PAC5220
Power Application Controller
10.4. Electrical Characteristics
Table 10-1. Multi-Mode Switching Supply Controller Electrical Characteristics
(VHM = 24V, VP = 12V, and TA = -40°C to 105°C unless otherwise specified.)
SYMBOL
PARAMETER
CONDITIONS
MIN
Input Supply (VHM)
IHIB;VHM VHM hibernate mode supply current
VHM, hibernate mode
ISU;VHM
VHM start up supply current
V < V HM
UVLOR;VHM
IOP;VHM
VHM operating supply current
DRM floating
VOP:VHM VHM operating voltage range
5.2
VUVLOR;VHM VHM under-voltage lockout rising
13.5
VUVLOF;VHM VHM under-voltage lockout falling
6.8
VCLAMP;VHM VHM clamp voltage
Clamp enabled, sink current = 100µA
ICLAMP;VHM VHM clamp sink current limit
Clamp enabled
0.72
Output Supply and Feedback (VP)
VREG;VP VP output regulation voltage
Programmable to 5V, 9V, 12V, or 15V
Load = 0 to 500mA
-7
kPOK;VP
VP power OK threshold
VP rising, hysteresis = 10%
82
kOVP;VP VP over voltage protection threshold VP rising, hysteresis = 15%
Switching Control
fSWMACC;DRM Switching frequency accuracy
-10
fSWM;DRM
Switching frequency programmable
range
High frequency mode, 8 settings
Low frequency mode, 8 settings
181
45
fSSU;DRM Safe start up switching frequency
tONMIN;DRM Minimum on time
Low duty-cycle & Low-frequency mode
tOFFMIN;DRM Minimum off time
Low duty-cycle & High frequency mode
High duty-cycle mode
TYP
18
75
0.3
14.5
7.5
23
1.2
-1
87
136
9.5
440
25
440
820
MAX UNIT
36
µA
120
µA
0.5
mA
52
V
16
V
8.1
V
26.6
V
mA
5
%
92
%
%
10
%
500
kHz
125
kHz
ns
%
nS
nS
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Rev 1.0‒February 25, 2014