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H21LOB 데이터시트 PDF




Fairchild Semiconductor에서 제조한 전자 부품 H21LOB은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


 

PDF 형식의 H21LOB 자료 제공

부품번호 H21LOB 기능
기능 OPTOLOGIC OPTICAL INTERRUPTER SWITCH
제조업체 Fairchild Semiconductor
로고 Fairchild Semiconductor 로고


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H21LOB 데이터시트, 핀배열, 회로
OPTOLOGIC® OPTICAL
INTERRUPTER SWITCH
H21LTB
H21LTI
H21LOB
H21LOI
PACKAGE DIMENSIONS
0.472 (12.0)
0.457 (11.6)
CL
Ø 0.133 (3.4)
Ø 0.126 (3.2)
(2X)
0.249 (6.35)
0.243 (6.15)
0.103 (2.60) NOM
+D
E+
0.755 (19.2)
0.745 (18.9)
0.129 (3.3)
0.119 (3.0)
CL
0.39 (1.00)
0.34 (0.85)
0.433 (11.0)
0.422 (10.7)
Optical
CL
0.125 (3.2)
0.119 (3.0)
0.315 (8.0)
0.295 (7.5)
0.272 (6.9)
2
1
CL
0.055 (1.40)
0.045 (1.14)
0.055 (1.40)
0.045 (1.14)
3
4
5
0.020 (0.51) (SQ)
0.110 (2.8)
0.091 (2.3)
PIN 1 ANODE
PIN 2 CATHODE
PIN 3 VCC
PIN 4 VO
PIN 5 GND
NOTES:
1. Dimensions for all drawings are in inches (mm).
2. Tolerance of ± .010 (.25) on all non-nominal dimensions
unless otherwise specified.
PART NUMBER DEFINITIONS
H21LTB
H21LTI
H21LOB
H21LOI
Totem-pole, buffer output
Totem-pole, inverter output
Open-collector, buffer output
Open-collector, inverter output
INPUT/OUTPUT TABLE
Part
Number
H21LTB
H21LTB
H21LTI
H21LTI
H21LOB
H21LOB
H21LOI
H21LOI
LED
On
Off
On
Off
On
Off
On
Off
Output
High
Low
Low
High
High
Low
Low
High
DESCRIPTION
The H21L series are slotted optical switches designed for multipurpose non contact sensing. They consist of a GaAs LED and a
silicon OPTOLOGIC®. sensor packaged in an injection molded housing and facing each other across a .124” (3.15 mm) gap. The
output is either inverting or non-inverting, with a choice of totem-pole or open-collector configuration for TTL/CMOS compatibility
FEATURES
• Low cost
• 0.035” apertures
• Black plastic opaque housing
• Mounting tabs on housing
• Choice of inverter or buffer output functions
• Choice of open-collector or totem-pole output configuration
• TTL/CMOS compatible output functions
2001 Fairchild Semiconductor Corporation
DS300294 5/29/01
1 OF 8
www.fairchildsemi.com




H21LOB pdf, 반도체, 판매, 대치품
OPTOLOGIC® OPTICAL
INTERRUPTER SWITCH
H21LTB
H21LTI
H21LOB
H21LOI
ELECTRICAL / OPTICAL CHARACTERISTICS (TA =25°C)
PARAMETER
INPUT (EMITTER)
Forward Voltage
Reverse Leakage Current
OUTPUT (SENSOR)
Supply Current
COUPLED
Low Level Output Voltage
H21LTB, H21LOB
Low Level Output Voltage
H21LTI, H21LOI
High Level Output Voltage
H21LTB
High Level Output Voltage
H21LTI
High Level Output Current
H21LOB
High Level Output Current
H21LOI
Turn on Threshold Current
Turn off Threshold Current
Hysteresis Ratio
Propagation Delay
Output Rise and Fall Time
TEST CONDITIONS
IF = 20 mA
VR = 5 V
VCC = 5 V
IF = 0 mA, VCC = 5 V, RL = 100 1
IF = 15 mA, VCC = 5 V, RL = 360 1
IF = 15 mA, VCC = 5 V, IOH = -800 µA
IF = 0 mA, VCC = 5 V, IOH = -800 µA
IF = 0 mA, VCC = 5 V, IOH = -800 µA
IF = 0 mA, VCC = 5 V, VOH = 30 V
VCC = 5 V, RL = 360 1
VCC = 5 V, RL = 360 1
VCC = 5 V, RL = 360 1(See Fig, 9)
VCC = 5 V, RL = 360 1(See Fig, 9)
SYMBOL
VF
IR
ICC
VOL
VOL
VOH
VOH
IOH
IOH
IF(+)
IF(-)
IF(+) / IF(-)
tPLH, tPHL
tr, tf
MIN. TYP. MAX. UNITS
— 1.5 V
— 10 µA
— 5 mA
— 0.4 V
— 0.4 V
2.4 — V
2.4 — V
100 µA
— 100 µA
— 15 mA
0.50 — mA
1.2
5 µs
70 ns
www.fairchildsemi.com
4 OF 8
5/29/01 DS300294

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H21LOB 전자부품, 판매, 대치품
H21LTB
H21LTI
OPTOLOGIC® OPTICAL
INTERRUPTER SWITCH
H21LOB
H21LOI
Fig. 9 Switching Speed Test Circuit
Fig. 10 Typical Operating Circuit
C2
R2
Pulse
Generator
VO = 5V
f = 10 KHz
d.c. = 50%
5V
R1
.1 uf
bypass
C1
GND
RIN
+
V- IN
R1= 360 1
R2= 180 1
C1= 15 pf
C2= 20 pf
C1and C2include probe and
stray wire capacitance
VCC
RL
.1 uf
V O bypass
GND
Fig. 11 Switching Times Definition for Buffers
50%
0 mA
tPLH
VOH
Output
VO
t PHL
90%
10%
50%
VOL
tr
10%
90%
tf
Fig. 12 Switching Times Definition for Inverters
50%
0 mA
t PHL
t PLH
VOH
Output
VO
10%
90%
90%
VOL
tf
10%
tr
DS300294 5/29/01
7 OF 8
www.fairchildsemi.com

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