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参数资料
| 型号： | P1986G-S08-R |
| 厂商： | UNISONIC TECHNOLOGIES CO LTD |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | HALOGEN FREE, SOP-8 |
| 文件页数： | 4/6页 |
| 文件大小： | 174K |
| 代理商： | P1986G-S08-R |
P1986
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
4 of 6
www.unisonic.com.tw
QW-R103-046.B
ABSOLUTE MAXIMUM RATING (Ta=25°C, unless otherwise specified )
PARAMETER
SYMBOL
RATINGS
UNIT
VCC Pin Voltage
VCC
VSS -0.3 ~VSS +24
V
Feedback Pin Voltage
VFB
VSS -0.3 ~ VCC
V
ON/OFF Pin Voltage
VEN
VSS - 0.3 ~ VCC+ 0.3
V
Switch Pin Voltage
VSW
VSS - 0.3 ~ VCC+ 0.3
V
Operating Supply Voltage
VOP
+3.6 ~ +20
V
Power Dissipation
PD
Internally limited
mW
Storage Temperature
TSTG
-40 ~ +150
°C
Operating Temperature
TOPR
-20 ~ +125
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
SYMBOL
RATINGS
UNIT
Junction to Ambient
θJA
70
°С/W
Junction to Case
θJC
25
°С/W
Notes: θJA is measured with the PCB copper area(need connect to SW pins) of approximately 1 in2(Multi-layer)
ELECTRICAL CHARACTERISTICS (VIN = 12V, Ta= 25°C, unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Feedback Voltage
VFB
IOUT=0.2A
0.784 0.80 0.816
V
Feedback Bias Current
IFB(BIAS)
IOUT=0.1A
0.1
0.5
μA
Switch Current
ISW
Pear current, No outside circuit
VFB=0V Force driver on
4
A
Standby Current
ISTN-BY
VEN=0V No outside circuit VFB=0V
Force driver on
2
10
μA
Quiescent Current
IQ
VFB=1.2V Force driver off
3
5
mA
Oscillation Frequency
fOSC
Measure waveform at SW Pin
260
330
400
KHz
Frequency of Current Limit or Short
Circuit Protect
fOSC1
Measure waveform at SW Pin
40
KHz
Line Regulation
OUT
V
Δ
VCC=5V-20V, IOUT=0.2A
0.4
%
Load Regulation
OUT
V
Δ
IOUT=0.2A-3A
0.3
%
ISH
VEN=2.5V(ON)
5
μA
EN Pin Input Current
ISL
VEN=0.3V(OFF)
0
μA
Soft-Start Time
TSS
0.3
3.5
8
ms
VCC=5V,VFB=0V
130
150
m
Internal MOSFET RDS(ON)
RDS(ON)
VCC=12V,VFB=0V
80
100
m
VSH
High(regulator ON)
1.6
V
EN Pin Logic input threshold voltage
VSL
Low(regulator OFF)
0.8
V
Thermal shutdown Temp
TSD
140
°C
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