3.5A/2.5A, 30V, 0.060/0.150 Ohms,
Complementary LittleFET™ Power
MOSFET
The RF1K49224 complementary power MOSFET is
manufactured using an advanced MegaFET process. This
process, which uses feature sizes approaching those of LSI
integrated circuits, gives optimum utilization of silicon,
resulting in outstanding performance. It is designed for use
in applications such as switching regulators, switching
converters, motor drivers, relay drivers, and low voltage bus
switches. This device can be operated directly from
intergrated circuits.
Formerly developmental type TA49224.
Ordering Information
PART NUMBERPACKAGEBRAND
RF1K49224MS-012AARF1K49224
NOTE: When ordering, use the entire part number. For ordering in
tape and reel, add the suffix 96 to the part number, i.e.RF1K4922496.
Features
• 3.5A, 30V (N-Channel)
2.5A, 30V (P-Channel)
•r
r
• Temperature Compensating PSPICE
= 0.060Ω (N-Channel)
DS(ON)
= 0.150Ω (P-Channel)
DS(ON)
®
Model
• Thermal Impedance PSPICE Model
• Peak Current vs Pulse Width Curve
• UIS Rating Curve
• Related Literature
- TB334 “Guidelines for Soldering Surface Mount
Components to PC Boards”
Symbol
D1(8)
D1(7)
S1(1)
G1(2)
4330.1
Packaging
JEDEC MS-012AA
BRANDING DASH
1
2
D2(6)
D2(5)
S2(3)
G2(4)
5
3
4
9-16
CAUTION: These devices are sensitive to electrostatic discharge; follow proper ESD Handling Procedures.
LittleFET™ is a trademark of Intersil Corporation. PSPICE® is a registered trademark of MicroSim Corporation.
Operating and Storage Temperature . . . . . . . . . . . . TJ, T
STG
Maximum Temperature for Soldering
Leads at 0.063in (1.6mm) from Case for 10s. . . . . . . . . T
Package Body for 10s, See Techbrief 334 . . . . . . . . . .T
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operationofthe
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
L
pkg
3.5
2.5
Refer to Peak Current Curve
Refer to UIS CurveRefer to UIS Curve
2
0.016
2
0.016
-55 to 150-55 to 150
300
260
300
260
A
W
W/oC
o
C
o
C
o
C
NOTE:
1. TJ= 25oC to 125oC.
N-Channel Electrical Specifications T
= 25oC, Unless Otherwise Specified
A
PARAMETERSYMBOLTEST CONDITIONSMINTYPMAXUNITS
Drain to Source Breakdown VoltageBV
Gate to Source Threshold VoltageV
Zero Gate Voltage Drain CurrentI
Gate to Source Leakage CurrentI
Drain to Source On Resistancer
NOTE: Refer to Intersil Application Notes AN7254 and AN7260.
FIGURE 34. NORMALIZED SWITCHING WAVEFORMS FOR CONSTANT GATE CURRENT
9-24
Page 10
RF1K49224
Test Circuits and Waveforms (P-Channel)
V
DS
VARY t
TO OBTAIN
P
REQUIRED PEAK I
0V
V
GS
t
P
AS
L
R
G
-
V
DD
+
DUT
I
AS
0.01Ω
0
V
DD
I
AS
t
P
FIGURE 35. UNCLAMPED ENERGY TEST CIRCUITFIGURE 36. UNCLAMPED ENERGY WAVEFORMS
BV
t
AV
DSS
V
DS
t
ON
t
d(ON)
t
R
L
V
V
GS
V
GS
R
GS
DS
DUT
-
V
DD
+
0
V
DS
V
GS
0
10%
r
10%
90%
50%
PULSE WIDTH
FIGURE 37. SWITCHING TIME TEST CIRCUITFIGURE 38. RESISTIVE SWITCHING WAVEFORMS
V
I
g(REF)
DS
R
L
0
VGS= -2V
V
GS
DUT
V
DD
+
V
0
I
g(REF)
-V
DD
GS
Q
g(TH)
Q
g(-10)
Q
g(TOT)
VGS= -10V
t
d(OFF)
V
DS
t
OFF
50%
90%
90%
t
f
10%
VGS= -20V
FIGURE 39. GATE CHARGE TEST CIRCUITFIGURE 40. GATE CHARGE WAVEFORMS
9-25
Page 11
RF1K49224
Soldering Precautions
The soldering process creates a considerable thermal stress
on any semiconductor component. The melting temperature
of solder is higher than the maximum rated temperature of
the device. The amount of time the device is heated to a high
temperature should be minimized to assure device reliability.
Therefore, the following precautions should always be
observed in order to minimize the thermal stress to which
the devices are subjected.
1. Always preheat the device.
2. Thedeltatemperature betweenthepreheatandsoldering
should always be less than 100
device can result in excessive thermal stress which can
damage the device.
o
C.Failuretopreheat the
3. Themaximumtemperaturegradientshouldbeless than5
per second when changing from preheating to soldering.
4. The peak temperatureinthesolderingprocessshouldbe
at least 30oC higher than the melting point of the solder
chosen.
5. The maximum soldering temperature and time must not
exceed 260oC for 10 seconds on the leads and case of
the device.
6. After soldering is complete, the device should be allowed
to cool naturally for at least three minutes, as forced cooling will increase the temperaturegradientand may result
in latent failure due to mechanical stress.
7. During cooling, mechanical stress or shock should be
avoided.
o
C
9-26
Page 12
RF1K49224
PSPICE Electrical Model (N-Channel)
SUBCKT RF1K49224 2 1 3 ;N-Channel Model rev 12/15/94
.MODEL DBDMOD D (IS = 2.50e-13 RS = 1.35e-2 TRS1 = 4.31e-5 TRS2 = 2.15e-5 CJO = 9.33e-10 TT = 2.08e-8)
.MODEL DBKMOD D (RS = 1.14 TRS1 = 2.23e-3 TRS2 = -8.91e-6)
.MODEL DPLCAPMOD D (CJO = 7.99e-10 IS = 1e-30 N = 10)
.MODEL MOSMOD NMOS (VTO = 2.15 KP = 6.25 IS = 1e-30 N = 10 TOX = 1 L = 1u W = 1u)
.MODEL RBKMOD RES (TC1 = 7.74e-4 TC2 = 1.13e-6)
.MODEL RDSMOD RES (TC1 = 4.5e-3 TC2 = -7.45e-7)
.MODEL RVTOMOD RES (TC1 = -4.16e-3 TC2 = 2.16e-6)
.MODEL S1AMOD VSWITCH (RON = 1e-5 ROFF = 0.1 VON = -7.15 VOFF= -5.15)
.MODEL S1BMOD VSWITCH (RON = 1e-5 ROFF = 0.1 VON = -5.15 VOFF= -7.15)
.MODEL S2AMOD VSWITCH (RON = 1e-5 ROFF = 0.1 VON = -2.6 VOFF= 2.4)
.MODEL S2BMOD VSWITCH (RON = 1e-5 ROFF = 0.1 VON = 2.4 VOFF= -2.6)
.ENDS
18
RVTO
19
VBAT
+
NOTE: For further discussion of the PSPICE model, consult A New PSPICE Sub-Circuit for the Power MOSFET Featuring Global
Temperature Options; IEEE Power Electronics Specialist Conference Records, 1991.
9-27
Page 13
RF1K49224
PSPICE Electrical Model (P-Channel)
SUBCKT RF1K49224 2 1 3 ;P-Channel Model rev 4/7/97
All Intersil semiconductor products are manufactured, assembled and tested under ISO9000 quality systems certification.
Intersil semiconductor products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
For information regarding Intersil Corporation and its products, see web site http://www.intersil.com
9-29
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