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參數(shù)資料
| 型號： | HV9120PJ |
| 廠商： | SUPERTEX INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | High-Voltage Current-Mode PWM Controller |
| 中文描述： | SWITCHING CONTROLLER, 3000 kHz SWITCHING FREQ-MAX, PQCC20 |
| 封裝： | PLASTIC, LCC-20 |
| 文件頁數(shù)： | 4/7頁 |
| 文件大小： | 325K |
| 代理商： | HV9120PJ |
4
Shutdown
H
Reset
H
Output
Normal Operation
H
H
→
L
Normal Operation, No Change
L
H
Off, Not Latched
L
L
Off, Latched
L
→
H
L
Off, Latched, No Change
Truth Table
Shutdown Timing Waveforms
Functional Block Diagram
V
DD
50%
0
t
d
Output
Sense
1.5V
0
t
SD
50%
90%
90%
V
DD
Output
0
Shutdown
V
DD
0
t
LW
50%
50%
t
SW
50%
50%
t
RW
Reset
0
V
DD
Shutdown
0
V
DD
50%
t
R
, t
F
≤
10ns
t
F
≤
10ns
t
R
≤
10ns
HV9120/HV9123
+
–
+
–
+
–
REF
GEN
+
–
+
–
Modulator
Comparator
OSC
R
S
Q
Current Limit
Comparator
9120
COMP
14 (18)
Discharge
10 (12)
OSC
In
9 (11)
OSC
Out
8 (10)
FB
V
REF
BIAS
V
DD
+V
IN
Pre-regulator/Startup
8.6V
8.1V
Undervoltage
Comparator
S
R
Q
V
DD
Shutdown
Reset
-V
Sense
IN
Output
Error
Amplifier
4V
To
Internal
Circuits
1.2V
Current
Sources
To V
DD
2V
T
Q
9123
5 (6)
6 (8)
4 (5)
12 (16)
13 (17)
1 (3)
7 (9)
16 (20)
11 (14)
15 (19)
Pin number in parentheses are for PLCC package.
相關PDF資料 |
PDF描述 |
|---|---|
| HV9120X | High-Voltage Current-Mode PWM Controller |
| HV9123 | High-Voltage Current-Mode PWM Controller |
| HV9123NG | High-Voltage Current-Mode PWM Controller |
| HV9123P | High-Voltage Current-Mode PWM Controller |
| HV9123X | High-Voltage Current-Mode PWM Controller |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HV9120PJ-G | 功能描述:開關變換器、穩(wěn)壓器與控制器 HVCMOS 450V 2% Ref RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| HV9120PJ-GM910 | 制造商:Supertex Inc 功能描述:Current Mode PWM Controller 20-Pin PLCC T/R |
| HV9120PJ-M910 | 功能描述:開關變換器、穩(wěn)壓器與控制器 HVCMOS 450V 2% Ref RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| HV9120PJ-M910-G | 功能描述:開關變換器、穩(wěn)壓器與控制器 HVCMOS 450V 2% Ref RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| HV9120X | 制造商:SUPERTEX 制造商全稱:SUPERTEX 功能描述:High-Voltage Current-Mode PWM Controller |
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