7
S71xxLSF S e m i c o n d u c t o r
Bipolar Linear Integrated Circuit Description
? Micro computer circuits in mobile phones, word processors, TVs, VCRs etc
? General logic circuits
? Detection of voltage drop in batteries of note personal computers, mobile phones
? Switching to backup power supply
Features
? Super Low Current Consumption (I CCL=100§? Typ. I CCH=1§? Typ.)
? It has on delay function to supplement the constant of outer C and R
? Low operation voltage ? High current of output transistor
? Hysteresis circuit built in ? Low operation voltage
Ordering Information
Type NO. Marking Package Code
S71xxLSF L?à?à SOT-23F
?à?à: Detecting Voltage Code
Outline Dimensions unit : mm
S71xxLSF Absolute maximum ratings (Ta=25°C) Characteristic Symbol Ratings Unit Supply voltage V CC-0.3 ~ +10 V
Power Dissipation (Package Limitation) P D* 300 §? Operating Temperature T opr-20 ~ +75 ?é Storage Temperature T stg-40 ~ +125 ?é
* With PCB(8??8§? Copper Area) at Glass Epoxy Board (t=1.7§?, Area; 20??20§?)
Electrical Characteristics (Ta=25°C)
Characteristic Symbol
Test
Circuit
Test Condition Min. Typ. Max. Unit
S7145LSF 4.30 4.5 4.70
S7142LSF 4.00 4.2 4.40
S7139LSF 3.70 3.9 4.10
S7136LSF 3.40 3.6 3.80
S7133LSF 3.10 3.3 3.50
S7131LSF 2.90 3.1 3.30
S7129LSF 2.75 2.9 3.05
S7127LSF 2.55 2.7 2.85
S7125LSF 2.35 2.5 2.65
Detecting voltage V S 1 R L=470§ù
V CC=H??L
V OL??0.4V
S7123LSF 2.15 2.3 2.45
V
Hysteresis Voltage ¥?V S 1 R L=470§ù,V CC=L??H??L 30 100 300 §? Temperature Coefficient
Of detecting voltage
V S/¥?T 1 R L=470§ù, Ta=-20~75?é - ??0.01 - %/?é Low Level Output voltage V OL 1 R L=470§ù, V CC= V SMin- 0.1 0.4 V Circuit current at ON I CCL 1 R L=??, V CC= V SMin- 300 500 μA Circuit current at OFF I CCH 1 R L=??, V CC= V SMax +0.1V - 30 50 μA Threshold Operating Voltage V opr 1 R L=4.7§ú, V OL??0.4V - 1.4 1.6 V Output Current at ON I I OLI 1 R L=0, V CC= V SMin10 20 - §ì
Output Current at ON II I OLII 1 R L=0, V CC= V SMin ,
Ta= -20~75?é 5 - - §ì
L??H Transmission delay time t PLH 2 R L=4.7§ú, C L=100§ü - 100 - §á H??L Transmission delay time t
PHL
2 R L=4.7§ú, C L=100§ü - 10 - §á
S71xxLSF
Electrical Characteristic Curves
Fig. 1 V O – V CC
Fig. 3 I CC – V CC
Fig. 2 V S – T a
Fig. 5 ?aV S – T a Fig. 4 V OL – T a
S71xxLSF
Fig. 7 I – T
Fig. 9 I CCL – T a
Fig. 8 C L – t PLH