CYT6119 Linear Regulator Datasheet

CYT6119 Datasheet, PDF, Equivalent


Part Number

CYT6119

Description

400mA Super LDO Linear Regulator

Manufacture

CYT

Total Page 6 Pages
Datasheet
Download CYT6119 Datasheet


CYT6119
400mA Super LDO Linear
Regulator
CYT6119
Description
Features
¾ Typical 175mV dropout voltage at 150mA.
The CYT6119 is an efficient linear voltage
¾ Low Ground current at 65uA. (Typ.)
regulator. It has extra low dropout voltage. At light
¾ Guaranteed 400mA output over the full
loads the typical dropout voltage is 15mV, at full
operating temperature range.
load the typical dropout voltage is 600mV. The
¾ Extremely tight load and line regulation.
output voltage accuracy is better than 2%.
¾ Low temperature coefficient.
The CYT6119 has low ground current at 65uA, ¾ Current and thermal limiting.
so it can help prolong battery life. The CYT6119 is ¾ No-load stability.
specially designed for hand-held, battery-powered ¾ Standard SOT-89-3 package.
devices.
Pin Configuration
Top view
123
SOT-89
Applications
¾ Active SCSI terminators.
¾ Post regulators for switching supplies.
¾ Battery chargers.
¾ High-efficiency linear power supplies.
¾ Computer motherboard, display, graphic card
DC/DC converter, such as 5V to 3.3V, 3.3V to
2.8V or 3.3V to 2.5V.
Typical Application
Ordering Information
5V Vin
C0
C=10u
gnd
M0
Control
Logic
Over Current Thermal
1.25V Ref Protection
Protection
gnd
CYT6119 _ _ _
Vout
3.3V
C1
C=10u
R2
rload
gnd
PIN (1=>3): 1. G: OUT/GND/IN
2. N: GND/IN/OUT
Package Type: 1. K: SOT-89-3L
Output Voltage: 1. A: VOUT = 3.3V
2. B: VOUT = 2.8V
3. C: VOUT = 2.5V
4. D: VOUT = 1.8V
5. E: VOUT = 1.5V
6. F: VOUT = 3.0V
All contents are subject to change without prior notice.
1

CYT6119
400mA Super LDO Linear
Regulator
CYT6119
Absolute Maximum Ratings(1)
Supply Input Voltage (VIN) ..………..……………….+6V
Power Dissipation (PD) ………….. Internally Limited (3)
Junction Temperature (TJ) ………................….. 150°C
Lead Temperature (soldering, 5 sec.) ……....…. 260°C
Storage Temperature (TS) ………….. -10°C to +150°C
Operating Ratings(2)
Supply Input Voltage (VIN) ……..…… +2.8V to +5.5V
Junction Temperature (TJ) …….…….. 0°C to +125°C
Package Thermal
Resistance …………………………………… 180°C/W
Electrical Characteristics
VIN = VOUT + 1.0V; CIN = 2.2µF; COUT = 2.2µF, IOUT = 10mA; TJ = 25°C, unless otherwise specified.
Symbol
Parameter
VOUT
Output Voltage
Accuracy
VOUT /T
Output Voltage
Temperature Coefficient
Conditions
CYT6119-1.5V
CYT6119-1.8V
CYT6119-2.5V
CYT6119-2.8V
CYT6119-3.0V
CYT6119-3.3V
Note 4
Min
1.470
1.764
2.450
2.744
2.940
3.234
--
Typ Max Units
1.5 1.530
1.8 1.836
2.5 2.550
2.8 2.856
3.0 3.060
3.3 3.366
V
50 -- ppm/
VOUT / VOUT
VOUT / VOUT
Line Regulation
Load Regulation (5)
VIN - VOUT
Dropout Voltage(6)
TPROTECTION
Thermal Protection
VIN = VOUT + 1V to 5.5V
IOUT =10mA to 250mA(5)
IOUT =10mA to 400mA(5)
IOUT =10mA
IOUT =150mA
IOUT =250mA
IOUT =400mA
Thermal Protection Temperature
Protection Hysterisys
--
--
--
--
--
--
--
--
--
1 -- %
1 --
1.5 --
%
15 --
175 --
320 --
mV
600 --
150 --
20 --
PSRR
Ripple Rejection
f =120Hz
-- 51 -- dB
IGROUND
ILIMIT
Ground Current
Current Limit
IOUT =10mA
IOUT =400mA
VOUT =0V
-- 65 --
uA
-- 110 --
--
600 --
mA
All contents are subject to change without prior notice.
2


Features 400mA Super LDO Linear Regulator CYT611 9 Description Features ¾ Typical 17 5mV dropout voltage at 150mA. The CYT61 19 is an efficient linear voltage ¾ Lo w Ground current at 65uA. (Typ.) regula tor. It has extra low dropout voltage. At light ¾ Guaranteed 400mA output ove r the full loads the typical dropout vo ltage is 15mV, at full operating temper ature range. load the typical dropout v oltage is 600mV. The ¾ Extremely tight load and line regulation. output volta ge accuracy is better than 2%. ¾ Low t emperature coefficient. The CYT6119 ha s low ground current at 65uA, ¾ Curren t and thermal limiting. so it can help prolong battery life. The CYT6119 is No-load stability. specially designe d for hand-held, battery-powered ¾ Sta ndard SOT-89-3 package. devices. Pin Configuration Top view 123 SOT-89 Appl ications ¾ Active SCSI terminators. ¾ Post regulators for switching supplies . ¾ Battery chargers. ¾ High-efficien cy linear power supplies. ¾ Computer motherboard, display, gra.
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