参数资料
型号: IR21141SSPBF
厂商: International Rectifier
文件页数: 19/33页
文件大小: 0K
描述: IC DRVR HALF BRIDGE 600V 24-SSOP
标准包装: 55
配置: 半桥
输入类型: 非反相
延迟时间: 440ns
电流 - 峰: 2A
配置数: 1
输出数: 2
高端电压 - 最大(自引导启动): 600V
电源电压: 11.5 V ~ 20 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.209",5.30mm 宽)
供应商设备封装: 24-SSOP
包装: 管件
IR2114/IR2214SSPbF
R DRn =
Vcc
I o ?
which is driven only by IGBT characteristics.
As an example, table 3 reports R Goff (calculated with the
In any case, the worst condition for unwanted turn on is
with very fast steps on the IGBT collector.
In that case, the collector to gate transfer function can
be approximated with the capacitor divider:
above mentioned disequation) for two popular IGBTs to
withstand dV out /dt = 5 V/ns .
NOTICE: The above-described equations are intended
V ge = V de ?
C RESoff
( C RESoff + C IES )
to approximate a way to size the gate resistance. A
more accurate sizing may provide more precise device
and PCB (parasitic) modelling.
IGBT
Qge
Qgc
Vge*
tsw
Iavg
Rtot
RGon → std commercial value
Tsw
IRGP30B120K(D)
IRG4PH30K(D)
19 nC
10 nC
82 nC
20 nC
9 V 400 ns 0.25 A
9 V 200 ns 0.15 A
24 ?
40 ?
RTOT - RDRp = 12.7
RTOT - RDRp = 32.5
→ 10
→ 33
→ 420 ns
→ 202 ns
Table 1: t sw Driven R Gon Sizing
IGBT
Qge
Qgc
Vge*
CRESoff
Rtot
RGon → std commercial value
dVout/dt
IRGP30B120K(D)
IRG4PH30K(D)
19 nC
10 nc
82 nC 9 V 85 pF
20 nC 9 V 14 pF
14 ?
85 ?
RTOT - RDRp = 6.5
RTOT - RDRp = 78
→ 8.2
→ 82
→ 4.5 V/ns
→ 5 V/ns
Table 2: dV OUT /dt Driven R Gon Sizing
IGBT
IRGP30B120K(D)
Vth(min)
4
CRESoff
85 pF
RGoff
RGoff ≤ 4
www.irf.com
IRG4PH30K(D)
3 14 pF
Table 3: R Goff Sizing
19
RGoff ≤ 35
? 2009 International Rectifier
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