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參數(shù)資料
| 型號： | HA16121FPJ |
| 廠商： | Hitachi,Ltd. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 抗輻射高效，5安培開關(guān)穩(wěn)壓器 |
| 文件頁數(shù)： | 14/34頁 |
| 文件大?。?/td> | 250K |
| 代理商： | HA16121FPJ |
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HA16116FP/FPJ, HA16121FP/FPJ
14
5.2 Quick Shutoff
When the UVL circuit goes into operation, a sink transistor is switched on as in the figure below, drawing
off the excess current. This transistor also functions when the IC is turned off, drawing off current from the
C
T
, E/O, and DB pins and enabling quick shutoff.
UVL
R
!
On
Off
PWM
output
off
PWM output on
PWM
output off
1.7 2.0
2.5
5.0
7.0
V
ref
When V
IN
is
low
Abnormal voltage
applied to Vref
Relation of Vref to UVL and OVP
PWM
output
(V)
Vref
generation
circuit
To other circuitry
OUT
OUT
OVP
ZD
2.0 V and
1.7 V
detection
V
IN
Vref
10 k
Internal
pulse
signal
Vref
Sink
transistor
Figure 5.1 Quick Shutoff
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HA16116 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| HA16121FP | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| HA16116FP | 1500000 SYSTEM GATE 1.5 VOLT FPGA |
| HA16116FPJ | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| HA16129FPJ | Single Watchdog Timer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HA16129 | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Single Watchdog Timer |
| HA16129AFPJ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Regarding the change of names mentioned in the document, such as Hitachi Electric and Hitachi XX, to Renesas Technology Corp. |
| HA16129FPJ | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Single Watchdog Timer |
| HA16138 | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:AC/DC Switching Converter Controller IC With High-Voltage Power MOS FET |
| HA16138PS | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:AC/DC Switching Converter Controller IC With High-Voltage Power MOS FET |
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