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MP9141 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Monolithic step-down switch mode converter - HUAFUQIN ELECTRONICS

भाग संख्या MP9141
समारोह Monolithic step-down switch mode converter
मैन्युफैक्चरर्स HUAFUQIN ELECTRONICS 
लोगो HUAFUQIN ELECTRONICS लोगो 
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<?=MP9141?> डेटा पत्रक पीडीएफ

MP9141 pdf
SHENZHEN HUAFUQIN ELECTRONICS CO.,LTD
MP9141
ABSOLUTE MAXIMUM RATINGS (1)
Supply Voltage (VIN)..................................... 27V
Switch Voltage (VSW)................ –1V to VIN + 1V
Bootstrap Voltage (VBS) ...Vsw-0.3V to VSW + 6V
Enable/UVLO Voltage (VEN)...........–0.3V to +6V
Comp Voltage (VCOMP) ...................–0.3V to +6V
Feedback Voltage (VFB) ................–0.3V to +6V
Junction Temperature ........................... +150°C
Lead Temperature ................................. +260°C
Storage Temperature.............. –65°C to +150°C
Recommended Operating Conditions(2)
Input Voltage (VIN) ......................... 4.75V to 25V
Operating Temperature...............–40°C to +125°C
Thermal Resistance(3) θJA θJC
SOIC8 .................................... 105..... 50... °C/W
PDIP8 ...................................... 95…...55.. °C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating conditions.
3) Measured on approximately 1” square of 1 oz copp
ELECTRICAL CHARACTERISTICS
VIN = 12V, VEN = 5V,TA = +25°C, unless otherwise noted.
Parameter
Condition
Feedback Voltage
Upper Switch-On Resistance
4.75V VIN 25V
Lower Switch-On Resistance
Upper Switch Leakage
Current Limit
VEN = 0V, VSW = 0V
Oscillator Frequency
Short Circuit Frequency
Maximum Duty Cycle
Minimum Duty Cycle
EN Shutdown Threshold Voltage
EN UVLO Threshold Rising
EN UVLO Threshold Hysteresis
VFB = 0V
VFB = 1.0V
VFB = 1.5V
ICC > 100µA
VEN Rising
Enable Pull-Up Current
Supply Current (Shutdown)
Supply Current (Quiescent)
Thermal Shutdown
VEN = 0V
VEN 0.4V
VEN 2.6V, VFB = 1.4V
Min
1.184
2.4
400
0.7
2.0
Typ
1.222
0.22
10
3.0
450
42
90
1.0
2.5
200
1.5
25
1.0
160
Max
1.258
10
500
0
1.3
3.0
50
1.5
Units
V
µA
A
KHz
KHz
%
%
V
V
mV
µA
µA
mA
°
2 http://www.hfq123.com

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भाग संख्याविवरणविनिर्माण
MP9141Monolithic step-down switch mode converterHUAFUQIN ELECTRONICS
HUAFUQIN ELECTRONICS


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