NJM2891PB1-2727-TE1 NJR, NJM2891PB1-2727-TE1 Datasheet

Low Dropout (LDO) Regulators 2CH LDO Vltg Regulator

NJM2891PB1-2727-TE1

Manufacturer Part Number
NJM2891PB1-2727-TE1
Description
Low Dropout (LDO) Regulators 2CH LDO Vltg Regulator
Manufacturer
NJR
Datasheet

Specifications of NJM2891PB1-2727-TE1

Number Of Outputs
2
Polarity
Positive
Input Voltage Max
14 V
Output Voltage
2.7 V
Output Type
Fixed
Dropout Voltage (max)
0.18 V
Output Current
200 mA
Line Regulation
0.1 % / V
Load Regulation
0.03 % / mA
Voltage Regulation Accuracy
1 %
Maximum Power Dissipation
0.3 W
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
FFP-12-B1
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
! GENERAL DESCRIPTION
! FEATURES
! PIN CONFIGURATION
! EQUIVALENT CIRCUIT
for cellular phone application.
Advanced Bipolar technology achieves low noise, high ripple
rejection and low quiescent current.
" High Ripple Rejection
" Output Noise Voltage
" Output capacitor with 1.0 F ceramic capacitor (Vo 2.7V)
" Output Current
" High Precision Output
" Low Dropout Voltage
" ON/OFF Control
" Internal Short Circuit Current Limit
" Internal Thermal Overload Protection
" Bipolar Technology
" Package Outline
The NJM2891 is low dropout voltage regulator designed
10
12
11
Cont1/Cont2
9
1
V
TOP
IN
1/ V
8
2
GND
3
7
IN
NJM2891PB1
2
2ch LOW DROPOUT VOLTAGE REGULATOR
6
5
4
70dB typ. (f=1kHz , Vo=3V Version)
Vno=30 Vrms typ.(Cp=0.01 F)
Io(max.)=150mA
0.10V typ. (Io=60mA)
(Active High)
FFP12-B1 (2.0 2.0 0.85mm)
Vo 1.0%
6
5
4
BOTTOM
7
3
8
2
Bandgap
Reference
9
1
10
11
12
2ch
PIN FUNCTION
1. V
2. V
3. GND
4. CONTROL2
5. V
6. V
OUT
OUT
IN
IN
Thermal
Protection
2
1
2
2
! PACKAGE OUTLINE
7. CONTROL1
8. V
9. V
10. NOISE BYPASS1
11. NC
12. NOISE BYPASS2
NJM2891PB1
OUT
OUT
Noise Bypass1 /
Noise Bypass2
1
1
V
OUT
1/ V
OUT
NJM2891
2

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NJM2891PB1-2727-TE1 Summary of contents

Page 1

... Vo 1.0% 0.10V typ. (Io=60mA) (Active High) FFP12-B1 (2.0 2.0 0.85mm) PIN FUNCTION OUT OUT 3. GND CONTROL2 BOTTOM Bandgap Reference NJM2891 ! PACKAGE OUTLINE NJM2891PB1 2 7. CONTROL1 OUT OUT 10. NOISE BYPASS1 2 11 12. NOISE BYPASS2 OUT OUT Thermal Protection Noise Bypass1 / Noise Bypass2 2 ...

Page 2

... Device Name CH1 NJM2891PB1-2121 2.1V NJM2891PB1-2725 2.7V NJM2891PB1-2727 2.7V NJM2891PB1-2825 2.8V NJM2891PB1-2828 2.8V NJM2891PB1-J18 2.85V NJM2891PB1-2929 2.9V NJM2891PB1-0328 3.0V NJM2891PB1-0303 3.0V NJM2891PB1-3332 3.3V NJM2891PB1-0521 5.0V ! ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage Control Voltage Power Dissipation Operating Temperature Storage Temperature (*1):When input voltage is less than +14V, the absolute maximum control voltage is equal to the input voltage. ...

Page 3

TEST CIRCUIT 1 OUT OUT Cp=0.01 F Cp=0. (ceramic OUT OUT *4 Vo 2.6V version: Co=2.2 F(ceramic CONTROL1 OUT ...

Page 4

TYPICAL APPLICATION 1 In the case where ON/OFF Control is not required OUT 1 Cp=0.01 F Cp=0. OUT 1 2.6V version: Co=2.2 F Connect control terminal to V ...

Page 5

In use of ON/OFF CONTROL OUT 1 Cp=0.01 F Cp=0. OUT 1 2.6V version: Co=2.2 F State of control terminal: “H” output is enabled. “L” or “open” output ...

Page 6

ELECTRICAL CHARACTERISTICS NJM2891_3.0V Output Voltage vs. Input Voltage 3.2 3.1 Io=0A 3 2.9 Io=30mA 2.8 Io=100mA 2.7 2.7 2.8 2.9 3 Input Voltage : V NJM2891_3.0V Ground Pin Current vs. Output Current ...

Page 7

ELECTRICAL CHARACTERISTICS NJM2891_3.0V Load Regulation vs. Output Current 0 -10 -20 -30 -40 - 100 Output Current : Io(mA) NJM2891_3.0V Output Noise Voltage vs. Noise Bypass Capacitor 300 250 200 150 100 100p 1 ...

Page 8

ELECTRICAL CHARACTERISTICS NJM2891_3.0V Equivalent Serise Resistance vs. Output Current 100 o @:Ta= =4V IN (Ceramic) Co=1.0 F Cp=0. Oscillation Free 1 0.1 0.02 0.01 0.001 0.1 Output Current : Io(mA) NJM2891_3.0V Dropout Voltage vs. Temperature ...

Page 9

ELECTRICAL CHARACTERISTICS NJM2891_3.0V Quiescent Current v.s. Temperature 300 250 200 150 100 Temperature : Ta ( NJM2891_3.0V Line Regulation v.s. Temperature 0.1 0.05 0 -0.05 -0.1 - Temperature : Ta ( NJM2891_3.0V ...

Page 10

ELECTRICAL CHARACTERISTICS NJM2891_3.0V ON/OFF Transient Response 7 6 Control Voltage 5 4 Output Voltage @:Ta=25 C VDD=4.0V Co=1.0 F(Ceramic) 0 Cp=0.01 F Io=30mA - Time : t [mS] NJM2891_3.0V Load Transient Response ...

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