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ISL28127_12 Datasheet, PDF (42/44 Pages) Intersil Corporation – Providing high-performance solutions for every link in the signal chain | |||
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⺠LDO / Linear Regulators
Fast Transient
Response 1A LDOs
Low Voltage LDO: ISL80101A
Ultra Fast Transient Response
Key Features
⢠2.2V to 6V Input Voltage Range
⢠±2% VADJ Accuracy Guaranteed Over
Line, Load and TJ = -40°C to +125°C
⢠Adjustable VOUT and OCL
⢠Very Fast Transient Response
⢠Programmable Soft-Start
⢠Very Low 212mV Dropout Voltage at
VIN = 4.5V
⢠High Accuracy Current Limit
Programmable Up to 1.75A
⢠Power-Good Output
⢠Over-Temperature Protection
⢠Small 10 Ld DFN Package
VOUT AT 50mV/DIV
IOUT = 1A
IOUT = 10mA
TIME (20µs/div)
Load Transient Rresponse
Best in Class Accuracy
0.505
0.504
0.503
0.502
0.501
0.500
0.499
0.498
0.497
0.496
0.495
-40
-20 0 20 40 60 80 100 120
TEMPERATURE (°C)
VADJ vs Temperature
Typical Application Circuit
Applications
⢠Telecommunications and Networking
⢠Medical Equipment
⢠Instrumentation Systems
⢠USB Devices
⢠Gaming
⢠Routers and Switchers
5.0V ± 5%
10µF
CIN
10k
R1
RSET
10 VIN
9 VIN
8 ISET
VOUT 1
VOUT 2
100pF
CPB
ADJ 3
ISL80101A
7 ENABLE PG 4
0.01µF
CSS
6 SS
GND
5
3.3V
2.61k
R3
0.464k
R2
10µF
COUT
100k
Low Voltage LDO/Linear Regulators
Device
Device Description
VOUT
O/P Volt
PSRR
VIN Range Range Accuracy IOUT1 IOUT2 @ 1kHz IQ
(V)
(V)
(%)
(max) (max) (dB) (μA)
Typical
Drop-Out
Voltage (mV)
Enable/
Shutdown
Package
ISL9003A Low Noise LDO with Low IQ, High PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 150mA N/A
90
29 200 @150mA
Y
5 Ld SC-70, 6
Ld µTDFN
ISL9008A Low Noise LDO with Low IQ, High PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 150mA N/A
65
45 200 @150mA
Y
5 Ld SC-70, 6
Ld µTDFN
ISL9011A
Dual LDO with Low Noise, Low IQ, and High
PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 150mA 300mA 70
45 250 @ 300mA
Y
10 Ld DFN
ISL9012
Dual LDO with Low Noise, Low IQ, and High
PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 150mA 300mA 70
45 250 @ 300mA
Y
10 Ld DFN
ISL9016
150mA Dual LDO with Low Noise, High PSRR,
and Low IQ
1.8 to 6.5 1.2 to 3.3 ±1.8 150mA 150mA
80
ISL9021A
250mA Single LDO with Low IQ, Low Noise and
High PSRR LDO
1.5 to 5.5 0.9 to 3.3
±1.8
250mA N/A
60
49 250 @ 150mA
35 150 @ 250mA
Y
6 Ld µTDFN
Y
4 Ld WLCSP,
6 Ld µTDFN
ISL9000A*
Dual LDO with Low Noise, Very High PSRR, and
Low IQ
2.3 to 6.5 1.5 to 3.3
±1.8
300mA 300mA
90
ISL9001A LDO with Low ISUPPLY, High PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 300mA N/A
90
ISL9005A LDO with Low ISUPPLY, High PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 300mA N/A
75
ISL9014A
Dual LDO with Low Noise, Low IQ, and High
PSRR
2.3 to 6.5 1.5 to 3.3 ±1.8 300mA 300mA 70
40 250 @ 300mA
25 250 @ 300mA
50 250 @ 300mA
45 250 @ 300mA
Y
10 Ld DFN
Y
8 Ld DFN
Y
8 Ld DFN
Y
10 Ld DFN
ISL9007
ISL80101
High Current LDO with Low IQ and High PSRR
High Performance 1A LDO
2.3 to 6.5 1.5 to 3.3 ±1.8 400mA N/A
2.2 to 6.0 0.8 to 5.0 ±1.8
1A
N/A
75
50 250 @ 400mA
58
3mA 130 @ 1A
Y
8 Ld MSOP
Y
10 Ld DFN
42
Intersil Signal Path Products ï§ 2012 ï§ www.intersil.com
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