KA7543 Fairchild Semiconductor, KA7543 Datasheet - Page 4

• Manufacturer Part Number: KA7543
• Description: MOSFET & Power Driver ICs
• Manufacturer: Fairchild Semiconductor

Specifications of KA7543

• Product: Half-Bridge Drivers
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

KA7543
Absolute Maximum Ratings
Absolute Maximum Ratings ( 25 C Ta 125 C)
Electrical Characteristics
Unless otherwise specified, Vcc=12V, Ta=25 C
4
Parameter
Supply Voltage
Peak Drive Output Current
Drive Output Clamping Diodes
V
Operating Temperature Range
Storage Temperature Range
Power Dissipation
Thermal Resistance (Junction-to-Air)
Parameter
Temperature Stability For Reference Voltage (Vref)
Temperature Stability For Operating Frequency (fs)
Parameter
UNDER VOLTAGE LOCK OUT SECTION
Start Threshold Voltage
UVLO Hysteresis
5V Reference Voltage(Note1)
SUPPLY CURRENT SECTION
Start Up Supply Current
Operating Supply Current
Dynamic Operating Supply Current (Note1)
CURRENT AMPLIFIER SECTION (NOTE1)
Output Sink Current
Output Source Current
O
> V
CC
, or V
O
< -0.3
Symbol
.
V
HY(st)
Iea(o)
I
Iea(i)
TH
DCC
I
I
V5
CC
ST
(st)
I
Symbol
OH
Iclamp
V
Topr
Tstg
Pd
CC
, I
ja
V
I5 = 0mA
Vcc=8.5V
Output not switching
fo = 50kHz, CI=1nF
Vfb = 2V
Vfb = 0V
OL
CC
Symbol
Vref(Typ)
fs(Typ)
Conditions
increasing
-
-25 to 125
-65 to 150
Value
123
30
300
10
1
Min.
8.7
1.5
4.9
Value
12
12
-
-
-
20
8
Typ.
9.5
1.8
0.2
15
15
5
7
8
Max.
10.3
0.27
2.1
5.1
12
18
18
9
Unit
mA
mA
C/W
W
V
C
C
Unit
kHz
mV
Unit
mA
mA
mA
V
V
V
A
A