Datasheet

LT3085
24
3085fb
TYPICAL APPLICATIONS
Adjustable High Effi ciency Regulator*
3085 TA19
4.5V TO 25V
†
10μF
100k
0.1μF
68μF
10μH
MBRM140
10k
10k
1μF
V
IN
BOOST
SW
FB
SHDN
GND
LT3493
CMDSH-4E
0.1μF
TP0610L
+
–
LT3085
IN
V
CONTROL
OUT
SET
4.7μF
0V TO 10V
†
0.5A
*DIFFERENTIAL VOLTAGE ON LT3085
≈ 1.4V SET BY THE TPO610L P-CHANNEL THRESHOLD.
1MEG
†
MAXIMUM OUTPUT VOLTAGE IS 2V
BELOW INPUT VOLTAGE
200k
3085 TA21
R1
100k
+
–
LT3085
C
COMP
*
IN
V
CONTROL
SET
OUT
*C
COMP
R1 ≤ 10Ω 10μF
R1 ≥ 10Ω 2.2μF
I
OUT
=
1V
R1
2 Terminal Current Source