KEXIN KI2305DS

Transistors
SMD Type
P-Channel 1.25-W, 1.8-V (G-S) Mosfet
KI2305DS
SOT-23
Unit: mm
+0.1
2.9-0.1
+0.1
0.4-0.1
P-Channel 1.25-W, 1.8-V (G-S) MOSFET.
1
0.55
Features
+0.1
1.3-0.1
+0.1
2.4-0.1
0.4
3
2
+0.1
0.95-0.1
+0.1
1.9-0.1
0-0.1
+0.1
0.38-0.1
+0.1
0.97-0.1
+0.05
0.1-0.01
1.Base
1.
Gate
2.Emitter
2.
Source
3.
Drain
3.collector
Absolute Maximum Ratings Ta = 25
Parameter
Symbol
Rating
Unit
Drain-source voltage
VDS
-8
V
Gate-source voltage
VGS
8
V
Continuous drain current (TJ = 150 ) TA=25
-TA=70
ID
3.5
2.8
A
Pulsed drain current
IDM
12
A
Continuous source current (diode conduction) *
IS
-1.6
A
Power dissipation *
--
PD
1.25
0.8
W
Tj,Tstg
-55 to +150
TA=25
TA=70
Operating junction and storage temperature range
Junction-to-ambient *
t
5 sec
Steady State
* Surface mounted on FR4 board, t
RthJA
100
130
/W
5 sec.
www.kexin.com.cn
1
Transistors
SMD Type
KI2305DS
Electrical Characteristics Ta = 25
Parameter
Symbol
Drain-source breakdown voltage
V(BR)DSS VGS = 0 V, ID = -10
Gate threshold voltage
VGS(th)
Gate-body leakage
IGSS
Zero gate voltage drain current
IDSS
On-state drain current
ID(on)
Drain-source on-state resistance
rDS(on)
A
VDS = VGS, ID = -250 ìA
VDS = 0 V, VGS =
-5 V, VGS = -4.5 V
-6
VDS
-5 V, VGS = -2.5 V
-3
0.044 0.052
VGS = -2.5 V, ID = -3.0 A
0.060 0.071
VGS = -1.8 V, ID = -2.0 A
0.087 0.108
Qg
Ciss
8.5
nC
2
2
1245
VDS = -4V ,VGS = 0 , f = 1 MHz
pF
375
Coss
Reverse transfer capacitance *
Crss
210
td(on)
13
20
25
40
55
80
19
35
tr
Turn-off time
tf
* Pulse test: PW
300 ìs duty cycle
Marking
Marking
A5
www.kexin.com.cn
2%.
V
15
Output capacitance *
td(off)
A
S
-1.2
10
VDS = -4V ,VGS = -4.5 V , ID= -3.5 A
nA
A
VGS = -4.5 V, ID = -3.5 A
Total gate charge *
Input capacitance *
V
100
VDS
IS = -1.6 A, VGS = 0 V
Unit
-0.45
-10
VDS = -5 V, ID = -3.5 A
Qgs
-8
VDS = -6.4 V, VGS = 0 V, TJ = 55
gfs
Qgd
Max
-1
VSD
Gate-source charge *
Typ
VDS = -6.4 V, VGS = 0 V
Diode forward voltage
Gate-drain charge *
Min
8V
Forward transconductance
Turn-on time
2
Testconditons
VDD = -4V , RL = 4Ù ,
ID = -1A , VGEN =- 4.5V , RG = 6Ù
ns