NCP603
300 mA High PerformanceCMOS LDO Regulator withEnable and Enhanced ESDProtection
The NCP603 provides 300 mA of output current at fixed voltageoptions, or an adjustable output voltage from 5.0 V down to 1.250 V. Itis designed for portable battery powered applications and offers highperformance features such as low power operation, fast enableresponse time, and low dropout.
The device is designed to be used with low cost ceramic capacitorsand is packaged in the TSOP?5/SOT23?5.
Features
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51TSOP?5SN SUFFIXCASE 483
?Output Voltage Options:????????????
Adjustable, 1.3 V, 1.5 V, 1.8 V, 2.5 V, 2.8 V, 3.0 V, 3.3 V, 3.5 V, 5.0 VAdjustable Output by External Resistors from 5.0 V down to 1.250 VFast Enable Turn?on Time of 15 ms
Wide Supply Voltage Range Operating RangeExcellent Line and Load Regulation
Typical Noise Voltage of 50 mVrms without a Bypass CapacitorEnhanced ESD Protection (HBM 3.5 kV, MM 400 V)These are Pb?Free Devices
SMPS Post?Regulation
Hand?held Instrumentation & Audio PlayersNoise Sensitive Circuits – VCO, RF Stages, etc.Camcorders and CamerasPortable Computing
VIN
Fixed Voltage OnlyDriver w/Current LimitVOUT
MARKING DIAGRAM
5
xxx AYWGG1
xxxAYWG
= Specific Device Code= Assembly Location= Year
= Work Week
= Pb?Free Package
Typical Applications
(Note: Microdot may be in either location)
PIN CONNECTIONS
VinGNDENABLE
123(Top View)
4ADJ/NC*5Vout
+-GND
+1.25 V?* ADJ ? Adjustable Version* NC ? Fixed Voltage Version
ThermalShutdownAdjustable Version OnlyENABLEADJ
ORDERING INFORMATION
See detailed ordering and shipping information in the
package dimensions section on page 12 of this data sheet.
Figure 1. Simplified Block Diagram
? Semiconductor Components Industries, LLC, 2008
August, 2008 ? Rev. 1
1
Publication Order Number:
NCP603/D
NCP603
PIN FUNCTION DESCRIPTION
Pin No.12345
Pin Name
VinGNDENABLEADJ/NCVout
Positive Power Supply Input
Power Supply Ground; Device Substrate
The Enable Input places the device into low?power standby when pulled to logic low (< 0.4 V). Connect to Vinif the function is not used.
Output Voltage Adjust Input (Adjustable Version), No Connection (Fixed Voltage Versions) (Note 1)Regulated Output Voltage
Description
1.True no connect. Printed circuit board traces are allowable.
ABSOLUTE MAXIMUM RATINGS
Rating
Input Voltage (Note 2)Output, Enable, Adjustable VoltageMaximum Junction TemperatureStorage TemperatureESD Capability, Human Body Model (Note 3)ESD Capability, Machine Model (Note 3)Moisture Sensitivity LevelSymbolVin
Vout, ENABLE, ADJTJ(max)TSTGESDHBMESDMMMSLValue?0.3 to 6.5?0.3 to 6.5 (or Vin + 0.3)Whichever is Lower
150?65 to 1503500400MSL1/260UnitVV°C°CVV?Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above theRecommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affectdevice reliability.
2.Refer to ELECTRICAL CHARACTERISTICS and APPLICATION INFORMATION for Safe Operating Area.3.This device series incorporates ESD protection and is tested by the following methods:ESD Human Body Model tested per AEC?Q100?002 (EIA/JESD22?A114)ESD Machine Model tested per AEC?Q100?003 (EIA/JESD22?A115)
Latchup Current Maximum Rating: v150 mA per JEDEC standard: JESD78.
THERMAL CHARACTERISTICS
Rating
Thermal Characteristics, TSOP?5 (Note 4)Thermal Resistance, Junction?to?Air (Note 5)
SymbolRqJA
Value215
Unit°C/W4.Refer to ELECTRICAL CHARACTERISTICS and APPLICATION INFORMATION for Safe Operating Area.5.Value based on copper area of 645 mm2 (or 1 in2) of 1 oz copper thickness.
OPERATING RANGES (Note 6)
Rating
Input Voltage (Note 7)Adjustable Output Voltage (Adjustable Version Only)Output CurrentAmbient TemperatureSymbolVinVoutIoutTA
Min1.751.250?40Max65.0300125UnitVVmA°C6.Refer to ELECTRICAL CHARACTERISTICS and APPLICATION INFORMATION for Safe Operating Area.7.Minimum Vin = 1.75 V or (Vout + VDO), whichever is higher.
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NCP603
ELECTRICAL CHARACTERISTICS (Vin = 1.750 V, Vout = 1.250 V, Cin = Cout =1.0 mF, for typical values TA = 25°C, for min/max
values TA = ?40°C to 125°C, unless otherwise specified.) (Note 8)
Characteristic
Output Voltage
SymbolVout
Test ConditionsIout = 1.0 mA to 150 mAVin = 1.75 V to 6.0 V,Vout = ADJ
Iout = 1.0 mA to 300 mAVin = 1.75 V to 6.0 V,Vout = ADJ = 1.25 VIout = 1.0 mA to 150 mAVin = Vout + 1 V + 0.5 Vp?pf = 120 Hzf = 1.0 kHzf = 10 kHz
Vin = 1.750 V to 6.0 V,Iout = 1.0 mA
Iout = 1.0 mA to 300 mAf = 10 Hz to 100 kHz
Min1.231(?1.5%)1.213(?3%)
Typ1.250
Max1.269(+1.5%)1.287(+3%)
UnitV
Regulator Output (Adjustable Voltage Version)
Output Voltage
Vout
1.250V
Power Supply Ripple Rejection (Note 9)PSRRdB
??????350
6255381.02.050650175375650
???1045?900250480?
mVmVmVrmsmAmVmVmA
Line RegulationLoad Regulation
Output Noise Voltage (Note 9)Output Short Circuit CurrentDropout Voltage
1.25 VDropout Voltage
1.25 V
Output Current Limit (Note 9)
ReglineRegloadVnIscVDOVDOIout(max)
Measured at: Vout – 2.0%,Iout = 150 mA, Figure 2Measured at: Vout – 2.0%,Iout = 300 mA, Figure 2
??300
Regulator Output (Fixed Voltage Version) (Vin = Vout + 0.5 V, Cin = Cout =1.0 mF, for typical values TA = 25°C, for min/max values TA =?40°C to 125°C; unless otherwise noted.) (Note 8)Output Voltage
1.3 V1.5 V1.8 V2.5 V2.8 V3.0 V3.3 V3.5 V5.0 VOutput Voltage
1.3 V1.5 V1.8 V2.5 V2.8 V3.0 V3.3 V3.5 V5.0 V
Power Supply Ripple Rejection (Note 9)
Vout
Iout = 1.0 mA to 150 mAVin = (Vout + 0.5 V) to 6.0 V
(?2%)1.2701.4701.7642.4502.7442.9403.2343.4304.900(?3%)1.2611.4551.7462.4252.7162.9103.2013.3954.850
1.31.51.82.52.83.03.33.55.01.31.51.82.52.83.03.33.55.0
(+2%)1.3261.5301.8362.5502.8563.0603.3663.5705.100(+3%)1.3391.5451.8542.5752.8843.0903.3993.6055.150
V
Vout
Iout = 1.0 mA to 300 mAVin = (Vout + 0.5 V) to 6.0 V
V
PSRR
Iout = 1.0 mA to 150 mAVin = Vout + 1 V + 0.5 Vp?pf = 120 Hzf = 1.0 kHzf = 10 kHz
Vin = 1.750 V to 6.0 V,Iout = 1.0 mA
Iout = 1.0 mA to 150 mAIout = 1.0 mA to 300 mA
dB
??????
6255381.02.02.0
???103045
mVmV
Line RegulationLoad Regulation
ReglineRegload
8.Performance guaranteed over the indicated operating temperature range by design and/or characterization, production tested at TJ = TA =25°C. Low duty cycle pulse techniques are used during testing to maintain the junction temperature as close to ambient as possible.9.Values based on design and/or characterization.
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NCP603
Cin = Cout =1.0 mF, for typical values TA = 25°C, for min/max values TA = ?40°C to 125°C, unless otherwise specified.) (Note 10)
Characteristic
Output Noise Voltage (Note 11)Output Short Circuit CurrentDropout Voltage
1.3 V1.5 V1.8 V2.5 V
2.7 V to 5.0 VDropout Voltage
1.3 V1.5 V1.8 V2.5 V
2.7 V to 5.0 VOutput Current Limit (Note 11)GeneralDisable CurrentGround Current
Thermal Shutdown Temperature (Note 11)Thermal Shutdown Hysteresis (Note 11)ADJ Input Bias CurrentChip Enable
ENABLE Input Threshold Voltage
Voltage Increasing, Logic HighVoltage Decreasing, Logic Low
Enable Input Bias Current (Note 11)Timing
Output Turn On Time (Note 11)
1.25 V to 3.5 V5.0 V
tEN
ENABLE = 0 V to Vin
??
1530
2550
ms
IENVth(EN)
0.9??
??3.0
?0.4100
nAV
IDISIGNDTSDTSHIADJ
ENABLE = 0 V, Vin = 6 V?40°C ≤ TA ≤ 85°CENABLE = 0.9 V,
Iout = 1.0 mA to 300 mA
?????0.75
0.0114517510?
1.0180??0.75
mAmA°C°CmA
SymbolVnIscVDO
Measured at: Vout – 2.0%Iout = 150 mA
Test Conditions
f = 10 Hz to 100 kHz
Min?350??????????300
Typ506501751501258575375350245187157650
Max?900250225175175125480400340275230?
ELECTRICAL CHARACTERISTICS (Vin = 1.750 V, Vout = 1.250 V (adjustable version)), (Vin = Vout + 0.5 V (fixed version)),
UnitmVrmsmAmV
VDO
Measured at: Vout – 2.0%Iout = 300 mA
mV
Iout(max)
mA
10.Performance guaranteed over the indicated operating temperature range by design and/or characterization, production tested at TJ = TA
= 25°C. Low duty cycle pulse techniques are used during testing to maintain the junction temperature as close to ambient as possible.11.Values based on design and/or characterization.
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NCP603
VIN
1CIN2345VOUTCOUTENABLE
Figure 2. Typical Application Circuit for Vout = 1.250 V
(Adjustable Version)
VIN
1CIN235R14R2VOUTCOUTENABLE
Figure 3. Typical Application Circuit for Adjustable Vout
VIN
1CIN235VOUTCOUT4Figure 4. Typical Application Circuit
(Fixed Voltage Version)
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NCP603 规格
