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IP1842 Datasheet PDF : 6 Pages
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IP1842 SERIES
IP1843 SERIES
ELECTRICAL CHARACTERISTICS (Over Full Operating Temperature Range unless otherwise stated)
Parameter
Test Conditions
IP1842/IP1843
IP2842/IP2843
Min. Typ. Max.
Min.
IP3842
IP3843
Typ.
Max. Units
Gain
CURRENT SENSE SECTION
See Notes 2,3
2.85
3
3.15 2.85
3
3.15 V/V
Maximum Input Signal
Supply Voltage
Rejection
VPIN1 = 4.6V
VC = 12V to 25V
(Note 2)
0.9
1
1.1 0.9
1
1.1 V
60
70
60
70
dB
Input Bias Current
–2
–10
–2
–10 mA
Delay to Output
200 400
200 400 ns
OUTPUT SECTION
Output Low Level
Output High Level
Rise Time
Fall Time
UVLO Saturation
ISINK = 20mA
0.1
0.4
ISINK = 200mA
1.5
2.2
ISOURCE = 20mA
13
13.5
13
ISOURCE = 200mA
12
13.5
12
CL = 1nF
TJ = 25°C
50
150
CL = 1nF
TJ = 25°C
50
150
VCC = 6V
IL = 1mA
0.7
1.1
UNDER–VOLTAGE LOCKOUT SECTION
0.1
0.4
V
1.5
2.2
13.5
V
13.5
50
150
ns
50
150
0.7
1.1 V
Upper Threshold
(VCC)
Lower Threshold
(VCC)
1842 Series
1843 Series
1842 Series
1843 Series
TOTAL STANDBY CURRENT
15
16
17 14.5 16 17.5
V
7.8
8.4
9
7.8
8.4
9
9
10
11 8.5
10 11.5
V
7
7.6
8.2
7
7.6
8.2
Start–up Current
0.3
0.5
0.3
0.5 mA
Operating Supply
Current
VCC Zener Voltage
VPIN2 = 0V
VPIN3 = 0V
ICC = 25mA
1842 Series
1843 Series
11
15
14
17
11
15
mA
14
17
30
34
40 30
34
40 V
NOTES
1. Test Conditions unless otherwise stated:
2. Parameter measured at trip point of latch with
VCC = 15V* , RT = 10kW , CT = 3.3nF , f = 52kHz.
*Adjust VCC above start threshold before setting at
required level.
All specifications apply over the full operating temperature
VPIN2 = 0V
3. Gain defined as:
A = DVPIN1
DVPIN3
0 £ VPIN3 £ 0.8
range unless otherwise stated.
(See Ordering Information for further details).
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Prelim.3/00
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