PSB2120 View Datasheet(PDF) - Siemens AG
Part Name
Description
MFG CO.
PSB2120 Datasheet PDF : 20 Pages
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PSB 2120
DC Characteristics (cont’d)
Parameter
Symbol
Limit Values
Unit Test Condition
min. typ. max.
Oscillator SYNC (pin1), RC (pin 2)
fOSC = 20 kHz, RT 39 kΩ ± 1 %, CT= 1 nF ± 1 %, TA = 25 ˚C
Initial accuracy
± 10
Voltage stability of fOSC
Temperature stability of fOSC
Max. frequency
fmax
1
3
5
180 250
H-sawtooth voltage
L-sawtooth voltage
H-sync output level
VH
3.0 3.2 3.4
VL
1.6 1.8 2.0
VOH
2.4 3.5 5.25
L-sync output level
VOL
0.2 0.8
%
%
%
kHz RT = 27 kΩ
CT = 39 pF
V
V
V
IL = 0.5 mA
VS EXT ≤ 6.3 V
V
IL = 20 µA
Error Amplifier
COMP (pin 3), VP (pin 4), VN (pin 5)
Input offset voltage
VIO
Input current
II
Common mode range
VC
DC open loop gain
GVO
Common mode rejection
kCMR
Unit gain bandwidth
f
Supply voltage rejection
H-output voltage
VOH
L-output voltage
VOL
3
10
mV VCM = 3.0 V
0
25
nA
1.8
60
70
4.0
V
V = OFFSET ± 15 mV
dB
60
70
dB
0.5 1
60
70
MHz CL (pin) 10 pF
dB
4
5.5
0.02
V
IL = 100 µA
V
IL = 10 µA
Current Limit Comparator IP (pin 20), IN (pin 19)
TA = 25 ˚C
Sense voltage
VSense
85
100 115 mV VS = 40 V
Input current
II
0
100 nA
Input voltage range
VI
0
1
V
Response time to signal at GA tRes
(pin 9)
1
2
µs IN = 0 V
IP = 0 → 200 mV
Semiconductor Group
18
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