Datasheet

MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
http://onsemi.com
14
Figure 44. Low Voltage Fast D/A Converter Figure 45. High Speed Low Voltage Comparator
Figure 46. LED Driver Figure 47. Transistor Driver
Figure 48. AC/DC Ground Current Monitor Figure 49. Photovoltaic Cell Amplifier
5.0 k
10 k
Bit
Switches
C
F
R
F
V
O
V
CC
(R-2R) Ladder Network
Settling Time
1.0 ms (8-Bits, 1/2 LSB)
-
+
5.0 k5.0 k
10 k 10 k
-
+
V
O
V
O
V
in
1.0 V
2.0 k
R
L
2.0 V
4.0 V
0.1
t
25 V/ms
0.2 ms
Delay
Delay
1.0 ms
V
in
t
13 V/ms
-
+
V
CC
V
ref
“ON"
V
in
< V
ref
“ON"
V
in
> V
ref
V
in
-
+
V
CC
V
CC
R
L
R
L
(A) PNP (B) NPN
-
+
-
+
V
O
I
Load
R1
R2
R
S
Ground Current
Sense Resistor
V
O
= I
Load
R
S
BW ( -3.0 dB) = GBW
For V
O
> 0.1V
R1
R2
R1+R2
R2
-
+
V
O
MC34071
I
Cell
V
Cell
= 0 V
V
O
= I
Cell
R
F
V
O
> 0.1 V
R
F
1+
MC34071
MC34071
MC34071 MC34071
MC34071
MC34071