He
epc134/epc135/epc136/epc137/epc138/epc139
Sym-
bol
Parameter
Conditions/Comments
Values
Typ.
Units
Min.
Max.
tREC
Recovery Time
epc135 After the reception of a pulse current
80
110
130
μs
epc137 (100nA<IPD<100μA) at pin PD until a next pulse can
epc138 be detected. It is to note that a higher input current
pulse may lead to a secondary output pulse and thus
epc134
25
28
a longer recovery time.
epc136
epc139
tOUT
tPD
trf
Output Pulse Width at pin
OUT
epc135 When a valid pulse at pin PD is detected.
epc137
epc138
17
22
2.0
6
μs
μs
ns
kΩ
epc134
epc136
epc139
1.5
2.5
Input Pulse Width at pin PD epc135 Current pulse width at pin PD necessary to generate
epc137 an output pulse at pin OUT. The input sensitivity is de-
epc138 pendent on the input current pulse width (refer to the
section Applications and Other Parameters).
epc134
0.75
500
50
epc136
epc139
Input pulse slew rate
epc135 maximum rise and fall time of the current pulse at pin
epc137 PD in order to achieve the stated sensitivity.
epc138
epc134
epc136
epc139
RPD
Photodiode bias resistor
epc135 refer to section 'Application Information, Photodiode
27
epc137 Resistor'
epc138
epc134
6.8
4.7
epc136
epc139
© 2011 ESPROS Photonics Corporation
Characteristics subject to change without notice
3
Datasheet epc13x digital - V2.1
www.espros.ch
EPC [ ESPROS PHOTONICS CORP ]
