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參數(shù)資料
| 型號： | RT9204GS |
| 廠商： | Richtek Technology Corporation |
| 英文描述： | Dual Regulators - Standard Buck PWM DC-DC and Linear Controller |
| 中文描述： | 雙穩(wěn)壓器-標準降壓PWM型DC - DC和線性控制器 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大小： | 199K |
| 代理商： | RT9204GS |
RT9204/A
Preliminary
5
DS9204/A-08 March 2007
www.richtek.com
Absolute Maximum Ratings
l
Supply Voltage VCC ------------------------------------------------------------------------------------------------7V
l
BOOT & UGATE to GND -------------------------------------------------------------------------------------------15V
l
Input, Output or I/O Voltage ---------------------------------------------------------------------------------------GND-0.3V to 7V
l
Power Dissipation, P
D
@ T
A
= 25
°
C
SOP-8 ------------------------------------------------------------------------------------------------------------------0.625W
l
Package Thermal Resistance
SOP-8,
θ
JA-------------------------------------------------------------------------------------------------------------------------------------------------------
160
°
C/W
l
Ambient Temperature Range --------------------------------------------------------------------------------------0
°
C to +70
°
C
l
Junction Temperature Range --------------------------------------------------------------------------------------
40
°
C to +125
°
C
l
Storage Temperature Range ---------------------------------------------------------------------------------------
65
°
C to +150
°
C
l
Lead Temperature (Soldering, 10 sec.)--------------------------------------------------------------------------260
°
C
CAUTION:
Stresses beyond the ratings specified in
“
Absolute Maximum Ratings
”
may cause permanent damage to the device.
This is a stress only rating and operation of the device at these or any other conditions above those indicated in the
operational sections of this specification is not implied.
Electrical Characteristics
(V
CC
= 5V, T
A
= 25
°
C, Unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
VCC Supply Current
Nominal Supply Current
I
CC
UGATE, LGATE open
--
3
--
mA
VCC Regulated Voltage
V
CC
VBOOT=12V
--
6
--
V
Power-On Reset
Rising VCC Threshold
VCC Threshold Hysteresis
Reference
3.75
--
4.1
0.5
4.35
--
V
V
Reference Voltage
Oscillator
Both FB & FBL
0.784
0.8
0.816
V
Free Running Frequency
550
600
650
kHz
Ramp Amplitude
V
OSC
--
1.75
--
V
P-P
PWM Error Amplifier
DC Gain
PWM Controller Gate Driver
Upper Drive Source
--
35
--
dB
R
UGATE
V
BOOT
= 12V; V
BOOT
-
V
UGATE
= 1V
--
7
--
Upper Drive Sink
R
UGATE
V
UGATE
= 1V
--
5
--
Linear Regulator
DRV Driver Source
V
DRV
= 2V
100
--
--
mA
To be continued
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| RT9204PS | Dual Regulators - Standard Buck PWM DC-DC and Linear Controller |
| RT9205AGS | Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| RT9204PS | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:Dual Regulators - Standard Buck PWM DC-DC and Linear Controller |
| RT9205 | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller |
| RT9205/ACS | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller |
| RT9205_07 | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller |
| RT9205ACS | 制造商:RICHTEK 制造商全稱:Richtek Technology Corporation 功能描述:Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller |
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