SR28 Datasheet, PDF (2/3 Pages) Protek Devices – STEERING DIODE / TVS ARRAY COMBO

DEVICE CHARACTERISTICS
MAXIMUN RATINGS @ 25°C Unless Otherwise Specified
PARAMETER
SYMBOL
Peak Pulse Power (t_p = 8/20µs) - See Figure 1
P_PP
Operating Temperature
T_J
Storage Temperature
T_STG
Forward Surge Rating (1/20 seconds @ 25°C, I_F = 10mA)
V_F
Peak Pulse Current (t_p = 8/20µs)
I_PP
SR2.8
&
SR3.3
VALUE
300
-55°C to 150°C
-55°C to 150°C
1.0
30
UNITS
Watts
°C
°C
Volts
Amps
ELECTRICAL CHARACTERISTICS PER LINE @ 25°C Unless Otherwise Specified
PART DEVICE RATED
NUMBER MARKING STAND-OFF
VOLTAGE
(See Note 1)
SR2.8
2A
SR3.3
3A
V_WM
VOLTS
2.8
3.3
MINIMUM
SNAP-BACK
VOLTAGE
@ 50mA
V_(SB)
VOLTS
2.8
3.3
MINIMUM
BREAKDOWN
VOLTAGE
(See Note 1)
@ 2µA
V_(BR)
VOLTS
3.0
3.5
MAXIMUM
CLAMPING
VOLTAGE
(See Fig. 2)
(See Note 1)
@ I_P = 1A
V_C
VOLTS
5.0
7.0
MAXIMUM
CLAMPING
VOLTAGE
(See Fig. 2)
(See Note 1)
V_C
VOLTS
MAXIMUM TYPICAL
LEAKAGE CAPACITANCE
CURRENT (See Note 2)
(See Note 1)
@V_WM
I_D
µA
@0V, 1 MHz
C_J(SD)
pF
8.5V @ 5A
1.0
4.5
15V @ 10A
1.0
4.5
Note 1: From Pin 4 to 1.
Note 2: From Pin 1 to 3, 1 to 2, 3 to 4, 2 to 4.
10,000
1,000
100
10
0.01
FIGURE 1
PEAK PULSE POWER VS PULSE TIME
300W, 8/20µs Waveform
1
10
100
1,000
10,000
t_d - Pulse Duration - µs
120
100
80
60
40
20
0
0
FIGURE 2
PULSE WAVE FORM
TEST
t_f
Peak Value I_PP WAVEFORM
PARAMETERS
t = 8µs
f
e^-t
t = 20µs
d
t_d = t _IPP/2
5
10
15
20
25
30
t - Time - µs
05167.R4 3/05
2
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