Datasheet

LT1469
15
1469fb
TYPICAL APPLICATIONS
Extending 16-Bit DAC Performance to 200V Output Swing
–
+
1/2 LT1469
15V
–15V
330pF
10k
19.994k**
R
SELECT
***
TYPICAL
6Ω
27Ω
OUTPUT
1469 TA03
27Ω
330Ω510Ω
–125V
1µF
15pF
1M50k
1M50k
330Ω510Ω
125V
1N4148
1N4148
1k
Q5
2N2222
Q6
2N2907
Q3
2N3440*
Q1
2N5415
Q3
2N5415*
1k
50k**50k**50k**50k**
Q2
2N3440
1µF
R
FB
LTC159716 BITS
V
REF
–
+
1/2 LT1469
100pF
*
**
***
HEAT SINK
VISHAY S102 RESISTOR 0.01%
1% METAL FILM RESISTOR
NOTE: FOR FURTHER EXPLANATION,
REFER TO APPLICATION NOTE 74, APPENDIX H
V
OUT
= 200V
P-P
I
OUT
= 25mA
THD + N = –90dB at 100Hz