LM1501A HTC Korea TAEJIN Technology Co., LM1501A Datasheet - Page 3

• Manufacturer Part Number: LM1501A
• Description: 5.0a, 150khz, Step-down Switching Regulator
• Manufacturer: HTC Korea TAEJIN Technology Co.

5.0A, 150kHz, Step-down Switching Regulator
Electrical Characteristics
Unless otherwise specified, T
version. I
Note 2. No elements connected to output pin
Note 3. Feedback pin removed from output and connected to 0V to force the output transistor switch ON.
Note 4. Feedback pin removed from output and connected to 12V for the 3.3V, 5V, and the A version, and 15V for the 12V version. To force the
2008 – Ver. 1.1
Efficiency
Output Voltage
Feedback Voltage
Oscillator Frequency
Feedback
Current
Saturation Voltage
Max Duty Cycle (ON)
Max Duty Cycle (OFF)
Current Limit
Output
Leakage Current
Quiescent Current
Standby
Quiescent Current
ON/OFF Pin
Logic Input
Threshold voltage
ON/OFF Pin
Logic Input current
Characteristic
output transistor switch OFF
LOAD
= 500mA.
Bias
Symbol
V
I
V
V
DC
STBY
V
V
I
f
I
OUT
I
I
η
SAT
CL
I
I
FB
O
D
Q
H
L
L
IH
IL
J
=25℃ V
LM1501A-ADJ; V
I
(Note 3)
(Note 4)
Peak Current (Note 2,3)
Output = 0V
Output = -1V, V
(Note 4)
ON/OFF pin = 5V(OFF), V
Low(Regulator ON)
High (Regulator OFF)
V
V
LM1501A-ADJ
LM1501A -ADJ
OUT
LM1501A-3.3
LM1501A-3.3
LM1501A-12
LM1501A-12
LOGIC
LOGIC
LM1501A-5
LM1501A-5
IN
= 5A (Note 2,3)
= 12V for the 3.3V, 5V, and Adjustable version and V
= 2.5V (regulator OFF)
= 0.5V (regulator ON)
Test Condition
IN
=40V
FB
4.5V ≤ V
0.2A ≤ I
V
=1.215V
OUT
V
V
V
V
oUT
4.75V ≤ V
IN
IN
IN
3
0.2A ≤ I
0.2A ≤ I
0.2A ≤ I
15V ≤ V
programmed for 3V
7V ≤ V
= 12V, I
= 12V, I
= 25V, I
LOAD
= 3V, I
IN
IN
= 40V
≤ 40V
≤ 5A
LOAD
LOAD
LOAD
IN
IN
LOAD
LOAD
LOAD
LOAD
IN
≤ 40V
≤ 40V
≤ 40V
≤ 5A
≤ 5A
≤ 5A
= 5A
= 5A
= 5A
= 5A
1.180
11.64
Min
3.20
4.85
127
2.0
1.215
Typ
12.0
150
100
3.3
5.0
6.5
4.5
1.3
73
73
80
90
15
80
0
2
5
IN
= 24V for the 12V
LM1501A
12.36
1.250
Max
3.40
5.15
173
200
1.4
0.6
50
50
30
10
15
5
HTC
Unit
kHz
mA
mA
μA
μA
uA
%
%
V
V
V
A
V