BFR30LT1 Datasheet, PDF (4/6 Pages) Motorola, Inc – JFET Amplifiers(N-Channel)

BFR30LT1 BFR31LT1
TYPICAL CHARACTERISTICS
5
4
^ VGS(off) – 3.5 V
3
2
VGS = 0 V
–1 V
5
^ VGS(off) – 3.5 V
4
3
2
VDS = 15 V
–2 V
1
1
–3 V
0
0
0
5
10
15
20
25
–5
–4
–3
–2
–1
0
VDS, DRAIN – SOURCE VOLTAGE (VOLTS)
VGS, GATE – SOURCE VOLTAGE (VOLTS)
Figure 5. Typical Drain Characteristics
Figure 6. Common Source Transfer
Characteristics
10
^ 10
VGS(off) – 5.8 V
VGS = 0 V
8
^ VGS(off) – 5.8 V
8
–1 V
6
6
–2 V
VDS = 15 V
4
4
–3 V
2
–4 V
–5 V
0
0
5
10
15
20
25
VDS, DRAIN – SOURCE VOLTAGE (VOLTS)
Figure 7. Typical Drain Characteristics
2
0
–7
–6
–5
–4
–3
–2
–1
0
VGS, GATEā–āSOURCE VOLTAGE (VOLTS)
Figure 8. Common Source Transfer
Characteristics
Note: Graphical data is presented for dc conditions. Tabular
data is given for pulsed conditions (Pulse Width = 630
ms, Duty Cycle = 10%). Under dc conditions, self heat-
ing in higher IDSS units reduces IDSS.
4
Motorola Small–Signal Transistors, FETs and Diodes Device Data