ald1103db Advanced Linear Devices Inc (ALD), ald1103db Datasheet - Page 6

• Manufacturer Part Number: ald1103db
• Description: Dual N-channel And Dual P-channel Matched Mosfet Pair
• Manufacturer: Advanced Linear Devices Inc (ALD)

ALD1103
I
SOURCE
I
SOURCE
I
SOURCE
Q
N- CHANNEL CURRENT SOURCE
Q
Q
1,
Q
Q
1
2
, Q
2
4
Q
8
2
2
= I
, Q
: N - Channel MOSFET
SET
3
, Q
4
=
: N - Channel MOSFET
(ALD1101 or ALD1103)
V + - Vt
R
SET
I
SET
1/2 ALD1103
~
=
I
SET
V + = +5V
V + - 1.0
R
SET
V + = +5V
R
Q
SET
1
R
CASCODE CURRENT SOURCES
~
=
SET
Q
Q
BASIC CURRENT SOURCES
3
1
R
4
SET
Advanced Linear Devices
I
SET
I
Q1, Q2, Q3, Q4: P - Channel MOSFET
I
SOURCE
P- CHANNEL CURRENT SOURCE
SET
Q
Q
QP
QP
3
1
1
2
, QP
= I
10
R
2
R
SET
: P - Channel MOSFET
SET
SET
9
(ALD1102 or ALD1103)
=
V + = +5V
V + = +5V
V + - 2Vt
R
SET
~
=
1/2 ALD1103
R
3
SET
I
QP
SOURCE
Q
Q
I
1
SOURCE
2
4
6