4
Absolute Maximum Ratings
Thermal Information
UGATE, BOOT. . . . . . . . . . . . . . . . . . . . . . . . . . .GND - 0.3V to 15V
VCC, PHASE . . . . . . . . . . . . . . . . . . . . . . . . . . . .GND - 0.3V to +7V
DRIVE, LGATE, all other pins . . . . . . . . GND - 0.3V to VCC + 0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TBD
Operating Conditions
Supply Voltage on VCC . . . . . . . . . . . . . . . . . . . . . . . . . . +5V
±
10%
Ambient Temperature Range. . . . . . . . . . . . . . . . . . . . 0
o
C to 70
o
C
Junction Temperature Range. . . . . . . . . . . . . . . . . . . 0
o
C to 125
o
C
Thermal Resistance (Typical, Note 1)
SOIC Package. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature (Plastic Package) . . . . . . . 150
o
C
Maximum Storage Temperature Range. . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300
o
C
(SOIC - Lead Tips Only)
θ
JA
(
o
C/W)
110
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θ
JA
is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted. Refer to Block and Simplified Power System
Diagrams, and Typical Application Schematic
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY CURRENT
Nominal Supply Current
I
CC
UGATE, LGATE, DRIVE2, DRIVE3, and
DRIVE4 Open
-
5
-
mA
POWER-ON RESET
Rising VCC Threshold
4.25
-
4.5
V
Falling VCC Threshold
3.75
-
4.0
V
OSCILLATOR AND SOFT-START
Free Running Frequency
F
OSC
275
300
325
kHz
Ramp Amplitude
V
OSC
-
1.5
-
V
P-P
Soft-Start Interval
T
SS
6.25
6.83
7.40
ms
REFERENCE VOLTAGE
Reference Voltage (All Regulators)
V
REF
-
0.800
-
V
All Outputs Voltage Regulation
-2.0
-
+2.0
%
LINEAR REGULATORS (OUT2, OUT3, AND OUT4)
Output Drive Current (All Linears)
VCC > 4.5V
100
120
-
mA
Undervoltage Level (V
FB
/V
REF
)
V
UV
-
70
-
%
SYNCHRONOUS PWM CONTROLLER ERROR AMPLIFIER
DC Gain
-
80
-
dB
Gain-Bandwidth Product
GBWP
15
-
-
MHz
Slew Rate
SR
COMP = 10pF
-
6
-
V/
μ
s
PWM CONTROLLER GATE DRIVERS
UGATE Source
I
UGATE
VCC = 5V, V
UGATE
= 2.5V
-
-1
-
A
UGATE Sink
I
UGATE
V
UGATE-PHASE
= 2.5V
-
1
-
A
LGATE Source
I
LGATE
VCC = 5V, V
LGATE
= 2.5V
-
-1
-
A
LGATE Sink
I
LGATE
V
LGATE
= 2.5V
-
2
-
A
PROTECTION
OCSET Current Source
I
OCSET
34
40
46
μ
A
HIP6521