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參數(shù)資料
| 型號(hào)： | ST619 |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | DC/DC變換器 |
| 英文描述： | DC-DC CONVERTER REGULATED 5V CHARGE PUMP |
| 中文描述： | DC - DC變換器穩(wěn)壓5V電荷泵 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大?。?/td> | 67K |
| 代理商： | ST619 |
ST619LB SERIES
3/9
CONNECTION DIAGRAM
(top view)
ORDERING CODES
PIN DESCRIPTION
ELECTRICAL CHARACTERISTICS
(V
I
=2 to 3.6V, C
1
= C
2
=0.22
μ
F, C
3
= C
4
=10
μ
F, T
A
= -40 to 85
°
C,
unless otherwise specified. Typical value are referred at T
A
= 25
°
C)
Note: Do not overload or short the Output to Ground. If the above conditions are not observed the device may be damaged.
TYPE
DIP-8
SO-8
SO-8 (T&R)
ST619LB
ST619LBN
ST619LBD
ST619LBDR
Pin N
°
Symbol
Name and Function
1
C1+
Positive terminal for the first charge
pump capacitor
Input supply voltage
5V output voltage. V
O
=0V when in
shutdown mode.
Positive terminal for the second
charge pump capacitor
Negative terminal for the second
charge pump capacitor
Ground
Active high C-MOS logic level
shutdown input. SHDN is connected
to GND for normal operation.
Negative terminal for the first charge
pump capacitor
2
3
IN
OUT
4
C2+
5
C2-
6
7
GND
SHDN
8
C1-
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
I
V
O
Input Voltage
2
3.6
V
Output Voltage
V
I
= 2 to 3.6V
V
I
= 3 to 3.6V
No load, Full Load
V
I
= 2 to 3V
V
I
= 3 to 3.6V
V
I
= 2 to 3.6V
V
SHDN
= V
I
V
I
= 3V
V
I
= 3V
V
I
= 2V
Full Load
I
O
=0 to 20mA
I
O
=0 to 30mA
4.8
4.8
5
5
5.2
5.2
V
V
V
RIPPLE
Output Voltage Ripple
I
i
No Load Supply Current
100
200
75
mV
μ
A
μ
A
No Load
No Load
300
150
I
SHDN
Shutdown Supply Current
No Load
0.02
1
μ
A
ν
Efficency
I
O
=20mA
I
O
=30mA
I
O
=20mA
82
82
80
%
%
%
f
OSC
V
IH
V
IL
I
IH
Switching Frequency
500
KHz
SHDN Input Threshold
SHDN Input Threshold
SHDN Input Current
0.7V
I
V
V
μ
A
0.4
±
1
V
SHDN
= V
I
0.005
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ST619LB | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DC-DC CONVERTER REGULATED 5V CHARGE PUMP |
| ST619LB_07 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DC-DC converter regulated 5 V charge pump |
| ST619LBD | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Step-Up Charge Pump RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| ST619LBDR | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Step-Up Charge Pump RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| ST619LBN | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Step-up 5 Volt 30mA RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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