BF545A_BF545B_BF545C All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 4 — 15 September 2011 10 of 16
NXP Semiconductors
BF545A; BF545B; BF545C
N-channel silicon junction field-effect transistors)
V
DS
= 0 V; V
GS
= 20 V. V
DS
= 15 V; T
j
= 25 C.
Fig 16. Gate current as a function of junction
temperature; typical values.
Fig 17. Reverse transfer capacitance as a function of
gate-source voltage; typical values.
V
DS
= 15 V; T
j
= 25 C. V
DS
= 10 V; I
D
= 1 mA; T
amb
= 25 C.
(1) b
is
.
(2) g
is
.
Fig 18. Typical input capacitance. Fig 19. Common-source input admittance; typical
values.
mbb453
1
10
10
2
10
3
I
GSS
(pA)
10
1
T
j
(°C)
50 150100050
V
GS
(V)
10 026 48
mbb452
0.4
0.6
0.2
0.8
1
C
rss
(pF)
0
V
GS
(V)
10 026 48
mbb451
1
2
3
C
iss
(pF)
0
mbb468
f (MHz)
10 10
3
10
2
10
1
1
10
10
2
y
is
(mS)
10
2
(1)
(2)
BF545A_BF545B_BF545C All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 4 — 15 September 2011 11 of 16
NXP Semiconductors
BF545A; BF545B; BF545C
N-channel silicon junction field-effect transistors)
V
DS
= 10 V; I
D
= 1 mA; T
amb
= 25 C.
(1) g
fs
.
(2) b
fs
.
V
DS
= 10 V; I
D
= 1 mA; T
amb
= 25 C.
(1) b
rs
.
(2) g
rs
.
Fig 20. Common-source forward transfer admittance;
typical values.
Fig 21. Common-source reverse transfer admittance;
typical values.
V
DS
= 10 V; I
D
= 1 mA; T
amb
= 25 C.
(1) b
os
.
(2) g
os
.
Fig 22. Common-source output admittance; typical values.
mbb469
10
1
10
2
Y
fs
(mS)
10
1
f (MHz)
10 10
3
10
2
(2)
(1)
mbb470
f (MHz)
10 10
3
10
2
10
2
10
1
1
10
y
rs
(mS)
10
3
(1)
(2)
mbb471
1
10
1
10
y
os
(mS)
10
2
f (MHz)
10 10
3
10
2
(1)
(2)
BF545A_BF545B_BF545C All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 4 — 15 September 2011 12 of 16
NXP Semiconductors
BF545A; BF545B; BF545C
N-channel silicon junction field-effect transistors)
9. Package outline
Fig 23. Package outline.
UNIT
A
1
max.
b
p
cD
E
e
1
H
E
L
p
Qwv
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
04-11-04
06-03-16
IEC JEDEC JEITA
mm
0.1
0.48
0.38
0.15
0.09
3.0
2.8
1.4
1.2
0.95
e
1.9
2.5
2.1
0.55
0.45
0.1
0.2
DIMENSIONS (mm are the original dimensions)
0.45
0.15
SOT23 TO-236AB
b
p
D
e
1
e
A
A
1
L
p
Q
detail X
H
E
E
w M
v M
A
B
AB
0 1 2 mm
scale
A
1.1
0.9
c
X
12
3
Plastic surface-mounted package; 3 leads SOT23

BF545C,215

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
RF JFET Transistors JFET N-CH 30V 10MA
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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