TK72120M [TOKO]
Fixed Negative LDO Regulator, 2V, PDSO6, SOT-23L, 6 PIN;
| 型号： | TK72120M |
| 厂家： | 
TOKO, INC |
| 描述： | Fixed Negative LDO Regulator, 2V, PDSO6, SOT-23L, 6 PIN 光电二极管 输出元件 调节器 |
| 文件： | 总1页 (文件大小：52K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
MEETING YOUR NEEDS
Product Information
Negative LDO Regulator IC with On/Off Control
TK721xxM
DESCRIPTION
PACKAGE OUTLINE
The TK721xxM is a negative output low dropout linear
regulator with ON/OFF control, which can supply 150mA
load current. The output voltage, trimmed with high
accuracy, is available from -2.0 to -7.0V in 0.1V steps.
SOT23L-6
0.4 +−00..1005
0.1
M
4
6
FEATURES
High Voltage Accuracy ±2.0% or ±60mV
Very Low Dropout Voltage: Vdrop=220mV at IOUT=60mA
Active Low On/Off Control
Excellent Ripple Rejection Ratio: -55dB at 400Hz
Very Low Noise with Noise Bypass pin
Short Circuit Protection (Over Current Protection)
Thermal Shutdown (Over Heat Protection)
Reverse Bias Protection
1
3
+0.10
0.05
−
5-0.32
M
0.1
0.95
0.95
±0.2
3.4
±0.2
2.2
APPLICATIONS
Battery Powered Systems
Mobile Communication Systems:
Cordless Phone, GSM, PHS, PDC, CDMA,
Base Station of Mobile Phones etc.
Industrial Equipment:
±0.2
0.4
±0.3
3.3
0.1
Personal Computer, Barcode Reader etc.
Measurement System etc.
Unit : mm
BLOCK DIAGRAM
ELECTRICAL CHARACTERISTICS
on/ off
Cont
Value
(TYP)
Gnd
Parameter
Symbol
VOP
Unit
V
Operating Voltage
Range
-2.8~-12.5
Operating Temp.
Range
Dropout Voltage
Output Current
Maximum Output
Current
TOP
-30~+80
°C
Bandgap
Referene
Np
Vdrop 220@Iout=60mA
Iout
mV
mA
Vout
150
SW Circuit
Over Heat
&
IoutMAX
230
mA
Over Current
Protection
Supply Current
Standby Current
Control Current
ICC
Istandby
Icont
250.0
20.0
6.0
µA
µA
µA
VEE
~0.3: Vout on
1.5~: Vout off
Control Voltage
Vcont
V
Note that the contents are subject to change or discontinuation without notice. When placing orders, please confirm specifications and delivery condition in writing.
TOKO, INC. Feb.2002
Rev.1
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