AIC1577 AIC [Analog Intergrations Corporation], AIC1577 Datasheet - Page 3

• Manufacturer Part Number: AIC1577
• Description: External NMOS Step-Down PWM Controller
• Manufacturer: AIC [Analog Intergrations Corporation]

ABSOLUTE MAXIMUM RATINGS
TEST CIRCUIT
ELECTRICAL CHARACTERISTICS
Absolute Maximum Ratings are those values beyond which the life of a device may be
Supply Voltage (VIN)
Drive Supply Voltage (BOOST)
Switch Voltage (SW)
Differential Boost Voltage (BOOST to SW )
I
Peak Drive Output Current < 10µS (DRI )
Operating Temperature Range
Junction Temperatrue
Storage Temperature Range
Lead Temperature (Soldering. 10 sec)
Thernal Resistance (θ
Impaired.
Refer to Typical Application Circuit.
Input Voltage
Input Supply Current
Feedback Voltage
∆Output Overvoltage Lockout
Reference Voltage Line
Regulation
Output Voltage Load Regula-
tion
Run Threshold
Maximum Current Sense
Threshold
Oscillator Frequency
TH
/RUN,VFB Voltages
PARAMETER
DIP8
SOP8
MSOP8
JA
) (Assume No Ambient Airflow, No Heatsink)
Normal Mode (Note 2)
Shutdown Mode, V
V
V
I
I
V
TH
TH
FB
IN
FB
= 4.5V to 20 V
Sinking 5µA
Sourcing 5µA
=0.72V
connect to Vout, ∆V
TEST CONDITIONS
ITH/RUN
(T
OVL
A
=25°C, V
=0V
=V
OVL
-
IN
V
=15V, unless otherwise noted.) (note1)
FB
-65°C ~ 150°C
MIN.
0.788
-40°C ~ 85°C
125
450
4.5
0.6
20
100°C/W
160°C/W
180°C/W
125°C
260°C
TYP.
0.002
25V
32V
25V
720
-0.4
150
500
0.8
0.7
0.8
16
55
8V
7V
2A
MAX.
AIC1577
0.812
0.015
-0.8
900
175
550
1.1
0.9
24
20
90
UNIT
%/V
KHz
mV
mV
µA
µA
%
V
V
V
3