5
SYNCHRONOUS PWM CONTROLLER ERROR AMPLIFIER
DC Gain
-
88
-
dB
Gain-Bandwidth Product
GBWP
-
15
-
MHz
Slew Rate
SR
COMP = 10pF
-
6
-
V/祍
PWM CONTROLLER GATE DRIVER
UGATE Source
I
UGATE
VCC = 12V, V
UGATE
 = 6V
-
1
-
A
UGATE Sink
R
UGATE
V
GATE-PHASE
 = 1V
-
1.7
3.5
&
LGATE Source
I
LGATE
VCC = 12V, V
LGATE
 = 1V
-
1
-
A
LGATE Sink
R
LGATE
V
LGATE
 = 1V
-
1.4
3.0
&
PROTECTION
VSEN1 Over-Voltage (VSEN1/DACOUT)
VSEN1 Rising
-
115
120
%
FAULT Sourcing Current
I
OVP
V
FAULT/RT
 = 2.0V
-
8.5
-
mA
OCSET1 Current Source
I
OCSET
V
OCSET
 = 4.5V
DC
170
200
230
Soft-Start Current
I
SS
-
28
-
POWER GOOD
VSEN1 Upper Threshold
(VSEN1/DACOUT)
VSEN1 Rising
108
-
110
%
VSEN1 Under-Voltage
(VSEN1/DACOUT)
VSEN1 Rising
92
-
94
%
VSEN1 Hysteresis (VSEN1/DACOUT)
Upper/Lower Threshold
-
2
-
%
PGOOD Voltage Low
V
PGOOD
I
PGOOD
 = -4mA
-
-
0.8
V
Electrical Specifications    Recommended Operating Conditions, Unless Otherwise Noted. Refer to Block and Simplified Power System 
Diagrams, and Typical Application Schematic  (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP    MAX
UNITS
Typical Performance Curves
FIGURE 1. R
T
 RESISTANCE vs FREQUENCY
FIGURE 2. BIAS SUPPLY CURRENT vs FREQUENCY
10
100
1000
SWITCHING FREQUENCY (kHz)
10
100
1000
R
T
 PULLUP
TO +12V
R
T
 PULLDOWN TO V
SS
100    200    300    400    500    600    700    800    900   1000
SWITCHING FREQUENCY (kHz)
100
80
60
40
20
0
C = 660pF
C = 1500pF
C = 3600pF
C = 4800pF
C
UGATE1
 = C
UGATE2
 = C
LGATE1
 = C
VIN = 5V
VCC = 12V
HIP6021
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