9
Pin # Function
1V
O
2 Ground
3V
CC
4R
L
5 Do not connect
8 Do not connect
Note: Pins 5 and 8 are for mounting and retaining
purposes only. Do not electrically connect these pins.
HFBR-25X1 Receiver
4
3
2
1
DO NOT CONNECT 5
DO NOT CONNECT 8
R
L
V
CC
GROUND
V
O
1000 Ω
Absolute Maximum Ratings
Parameter Symbol Min. Max. Units Reference
Storage Temperature T
S
–40 +85 °C
Operating Temperature T
A
–40 +85 °C
Lead Soldering Cycle Temp. 260 °C Note 1
Time 10 sec
Supply Voltage V
CC
–0.5 7 V Note 2
Output Collector Current I
OAV
25 mA
Output Collector Power Dissipation P
OD
40 mW
Output Voltage V
O
–0.5 18 V
Pull-up Voltage V
P
–5V
CC
V
Fan Out (TTL) N 5
Notes:
1. 1.6 mm below seating plane.
2. It is essential that a bypass capacitor 0.01 µF be connected from pin 2 to pin 3 of the receiver. Total lead length between both ends of the capacitor
and the pins should not exceed 20 mm.
Receiver Electrical/Optical Characteristics
0°C to 70°C, 4.75 V ≤V
CC
≤5.25 V unless otherwise specified
Parameter Symbol Min. Typ. Max. Units Conditions Ref.
Input Optical Power P
R(L)
–21.6 –9.5 dBm V
OL
= 0.5 V Notes 1,
Level for Logic “0” I
OL
= 8 mA 2, 4
–21.6 –8.7 V
OL
= 0.5 V
I
OL
= 8 mA, 25°C
Input Optical Power P
R(H)
–43 dBm V
OL
= 5.25 V Note 1
Level for Logic “1” I
OH
≤250 µA
High Level Output Current I
OH
5 250 µAV
O
= 18 V, P
R
= 0 Note 3
Low Level Output Current V
OL
0.4 0.5 V I
OL
= 8 mA, Note 3
P
R
= P
R(L)MIN
High Level Supply I
CCH
3.5 6.3 mA V
CC
= 5.25 V, Note 3
Current P
R
= 0
Low Level Supply Current I
CCL
6.2 10 mA V
CC
= 5.25 V Note 3
P
R
= -12.5 dBm
Effective Diameter D 1 mm
Numerical Aperture NA 0.5
Internal Pull-up Resistor R
L
680 1000 1700 Ω
Notes:
1. Optical flux, P (dBm) = 10 Log [P (µW)/1000 µW].
2. Measured at the end of the fiber optic cable with large area detector.
3. R
L
is open.
4. Pulsed LED operation at I
F
> 80 mA will cause increased link t
PLH
propagation delay time. This extended t
PLH
time contributes to increased pulse
width distortion of the receiver output signal.
