Hyundai ImageQuest L70A Technical & Service Manual page 29

LM2596-ADJ
Electrical Characteristics
Specifications withstandard type face are for T
ture Range
Symbol Parameter
SYSTEM PARAMETERS (Note 5) Test Circuit Figure 1
V Feedback Voltage
FB
h Efficiency
All Output Voltage Versions
Electrical Characteristics
Specifications withstandard type face are for T
ture Range . Unless otherwise specified, V
sion. I = 500 mA
LOAD
Symbol Parameter
DEVICE PARAMETERS
I Feedback Bias Current
b
f Oscillator Frequency
O
V Saturation Voltage
SAT
DC Max Duty Cycle (ON)
Min Duty Cycle (OFF)
I Current Limit
CL
I OutputLeakage Current
L
I Quiescent Current
Q
I Standby Quiescent
STBY
Current
q Thermal Resistance
JC
q
JA
q
JA
q
JA
q
JA
ON/OFFCONTROL Test Circuit Figure 1
ON /OFF Pin Logic Input
V Threshold Voltage
IH
V
IL
= 25!°C, and those withboldface type apply over full Operating Tempera-
J
Conditions
4.5V V ¡´40V, 0.2A ¡´ I
¡´
IN LOAD
V programmed for 3V. Circuit of Figure 1
OUT
V = 12V, V = 3V, I
IN OUT LOAD
= 25°C, and those withboldface type apply over full Operating Tempera-
J
= 12V for the 3.3V, 5V, and Adjustable version and V
IN
Conditions
Adjustable Version Only, V
(Note 6)
I = 3A (Notes 7, 8)
OUT
(Note 8)
(Note 9)
Peak Current (Notes 7, 8)
Output = 0V (Notes 7, 9)
Output = ˛1V (Note 10)
(Note 9)
ON/OFFpin = 5V (OFF)
TO-220 or TO-263 Package, Junction to Case
TO-220 Package, Junction to Ambient (Note 11)
TO-263 Package, Junction to Ambient (Note 12)
TO-263 Package, Junction to Ambient (Note 13)
TO-263 Package, Junction to Ambient (Note 14)
Low (Regulator ON)
High (Regulator OFF)
--28--
LM2596-ADJ
Typ
(Note 3)
¡´ 3A 1.230
= 3A 73
= 1.3V
FB
(Note 10)
Units
Limit
(Limits)
(Note 4)
1.193/1.180 V(min)
1.267/1.280 V(max)
= 24V for the 12V ver-
IN
LM2596-XX
Units
Typ Limit
(Limits)
(Note 3) (Note 4)
10
50/ 100 nA (max)
150 kHz
127/110 kHz(min)
173/173 kHz(max)
1.16
1.4/1.5 V(max)
100
0
4.5
3.6/3.4 A(min)
6.9/7.5 A(max)
50 A(max)
2
30 mA(max)
5
10 mA(max)
80
200/250 A(max)
2 !C/W
50 !C/W
50 !C/W
30 !C/W
20 !C/W
1.3
0.6 V(max)
2.0 V(min)
V
%
nA
V
%
A
mA
mA
A
V