Datasheet

8
9 10
11
12 13 14
EXTERNALLY APPLIED V
CC
(V)
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
I
CC
INPUT CURRENT (mA)
F
S
= 1.2 MHz
F
S
= 725 kHz
F
S
= 180 kHz
F
S
= 400 kHz
0 2 4 6 8 10
0
1
2
3
4
5
6
7
8
V
CC
(V)
I
CC
(mA, External Load)
V
IN
= 9.5V
10V
V
IN
t 15V
0 0.5 1.0 1.5 2.0 2.5
0
5
10
15
20
25
30
35
CURRENT LIMIT OFF TIME (Ps)
V
FB
(V)
300k
R
CL
= 500k
100k
50k
V
IN
(V)
0
20 40 60 80 100
ON-TIME (Ps)
0.1
1.0
10
Ron = 500k
300k
100k
1.2 MHz
725 kHz
400 kHz
V
IN
(V)
6.5
V
CC
(V)
9.0
9.5 10.0
10.5
11.0
6.6
6.7
6.8
6.9
7.0
7.1
F
S
= 180 kHz
LM5009
www.ti.com
SNVS402G FEBRUARY 2006REVISED FEBRUARY 2013
Typical Performance Characteristics
On-Time vs \ V
IN
and R
ON
V
CC
vs V
IN
and F
S
Figure 3. Figure 4.
Current Limit Off-Time vs V
CC
vs
V
FB
and R
CL
I
CC
and V
IN
Figure 5. Figure 6.
I
CC
Current vs
Applied V
CC
Voltage
Figure 7.
Copyright © 2006–2013, Texas Instruments Incorporated Submit Documentation Feedback 5
Product Folder Links: LM5009