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PDF IR21844S Data sheet ( Hoja de datos )

Número de pieza IR21844S
Descripción HALF-BRIDGE DRIVER
Fabricantes International Rectifier 
Logotipo International Rectifier Logotipo



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No Preview Available ! IR21844S Hoja de datos, Descripción, Manual

Data Sheet No. PD60174-D
IR2184(4)(S)
Features
Floating channel designed for bootstrap operation
Fully operational to +600V
Tolerant to negative transient voltage
dV/dt immune
Gate drive supply range from 10 to 20V
Undervoltage lockout for both channels
3.3V and 5V input logic compatible
Matched propagation delay for both channels
Logic and power ground +/- 5V offset.
Lower di/dt gate driver for better noise immunity
Output source/sink current capability 1.4A/1.8A
Description
HALF-BRIDGE DRIVER
Packages
14-Lead PDIP
IR21844
8-Lead SOIC
IR2184S
8-Lead PDIP
IR2184
14-Lead SOIC
IR21844S
The IR2184(4)(S) are high voltage,
high speed power MOSFET and IGBT
IR2181/IR2183/IR2184 Feature Comparison
drivers with dependent high and low
side referenced output channels. Pro-
prietary HVIC and latch immune
CMOS technologies enable rugge-
dized monolithic construction. The
logic input is compatible with standard
CMOS or LSTTL output, down to 3.3V
logic. The output drivers feature a high
Part
2181
21814
2183
21834
2184
21844
Input
logic
HIN/LIN
HIN/LIN
IN/SD
Cross-
conduction
prevention
logic
no
yes
yes
Dead-Time
Ground Pins
none
Internal 500ns
Program 0.4 ~ 5 us
Internal 500ns
Program 0.4 ~ 5 us
COM
VSS/COM
COM
VSS/COM
COM
VSS/COM
Ton/Toff
180/220 ns
180/220 ns
680/270 ns
pulse current buffer stage designed for
minimum driver cross-conduction. The floating channel can be used to drive an N-channel power MOSFET or
IGBT in the high side configuration which operates up to 600 volts.
Typical Connection
VCC
VCC
VB
IN IN HO
SD SD VS
COM
LO
IR2184
(Refer to Lead Assignments for correct
configuration). This/These diagram(s) show
electrical connections only. Please refer to
our Application Notes and DesignTips for
proper circuit board layout.
up to 600V
TO
LOAD
HO
VCC
VCC
VB
IN IN VS
SD SD
DT
VSS
VSS COM
RDT LO
IR21844
up to 600V
TO
LOAD
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IR21844S pdf
IR2184(4) (S)
Lead Definitions
Symbol Description
IN Logic input for high and low side gate driver outputs (HO and LO), in phase with HO (referenced to COM
for IR2184 and VSS for IR21844)
SD Logic input for shutdown (referenced to COM for IR2184 and VSS for IR21844)
DT Programmable dead-time lead, referenced to VSS. (IR21844 only)
VSS
Logic Ground (21844 only)
VB High side floating supply
HO High side gate drive output
VS High side floating supply return
VCC Low side and logic fixed supply
LO Low side gate drive output
COM
Low side return
Lead Assignments
1 IN
2 SD
3 COM
4 LO
VB
HO
VS
VCC
8
7
6
5
8-Lead PDIP
IR2184
1 IN
14
2 SD
3 VSS
VB 13
HO 12
4 DT
VS 11
5 COM
10
6 LO
9
7 VCC
8
14-Lead PDIP
IR21844
www.irf.com
1 IN
2 SD
3 COM
4 LO
VB
HO
VS
VCC
8
7
6
5
8-Lead SOIC
IR2184S
1 IN
2 SD
3 VSS
4 DT
5 COM
14
VB 13
HO 12
VS 11
10
6 LO
9
7 VCC
8
14-Lead SOIC
IR21844S
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