TCR2EN series
TOSHIBA CMOS Linear Integrated Circuit Silicon Monolithic
TCR2EN series
200 mA CMOS Low Drop-Out Regulator in ultra small package
The TCR2EN series are CMOS general-purpose single-output
voltage regulators with an on/off control input, featuring low dropout
voltage, low quiescent bias current and fast load transient response.
These voltage regulators are available in fixed output voltages
between 1.0 V and 3.6 V and capable of driving up to 200 mA. They
feature overcurrent protection and an Auto-discharge function.
The TCR2EN series is offered in the ultra small plastic mold
package SDFN4 ( 0.8 mm x 0.8 mm x 0.38 mm). It has a low
dropout voltage of 160 mV ( 2.5 V output, IOUT = 150 mA) with low
output noise voltage of 35 μδVrms (2.5 V output) and a load transient
response of only ⊿VOUT = ±55 mV ( IOUT = 1 mA⇔150 mA, COUT
=1.0 μF).
As small ceramic input and output capacitors can be used with the
TCR2EN series, these devices are ideal for portable applications
that require high-density board assembly such as cellular phones.
BOTTOM VIEW ILLUSTRATION
SDFN4
Weight : 0.6 mg ( typ.)
Features
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Low Drop-Out voltage
VIN-VOUT = 160 mV (typ.) at 2.5 V-output, IOUT = 150 mA
VIN-VOUT = 210 mV (typ.) at 1.8 V-output, IOUT = 150 mA
VIN-VOUT = 360 mV (typ.) at 1.2 V-output, IOUT = 150 mA
VIN-VOUT = 490 mV (typ.) at 1.0 V-output, IOUT = 150 mA
Low output noise voltage
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V
V
V
NO = 35 μVrms (typ.) at 2.5 V-output, IOUT = 10 mA, 10 Hz < f < 100 kHz
NO = 30 μVrms (typ.) at 1.8 V-output, IOUT = 10 mA, 10 Hz < f < 100 kHz
NO = 23 μVrms (typ.) at 1.2 V-output, IOUT = 10 mA, 10 Hz < f < 100 kHz
VNO = 18 μVrms (typ.) at 1.0 V-output, IOUT = 10 mA, 10 Hz < f < 100 kHz
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Fast load transient response (⊿VOUT = ±55 mV (typ.) at IOUT = 1 ⇔ 150 mA, COUT =1.0 μF )
Low quiescent bias current ( IB = 35 μA (typ.) at IOUT = 0 mA )
High ripple rejection ( R.R = 73 dB (typ.) at 2.5V-output, IOUT = 10 mA, f =1kHz )
Wide range Output Voltage line up ( VOUT = 1.0 to 3.6 V )
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High VOUT accuracy ±1.0% ( 1.8V
Overcurrent protection
VOUT )
Auto-discharge
Pull down connection between CONTROL and GND
Ceramic capacitors can be used ( CIN = 0.1μF, COUT =1.0 μF )
Ultra Small package SDFN4 (0.8 mm x 0.8 mm x 0.38 mm )
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2012-05-23