Rev 1.1a

Copyright

© 1994

11861 Western Avenue

∞

∞

∞

∞

∞ Garden Grove, CA 92841

3

(714) 898-8121

∞

∞

∞

∞

∞ FAX: (714) 893-2570

0

80

60

72

Current Limit Section

Input Voltage Range

Input Bias Current

Input Offset Voltage

CMRR

AVOL

Output Saturation

Output Leakage

Small Signal Bandwidth

Propagation Delay

0.3

0

100

70

80

0.2

.01

5

200

200

13

0

0.4

2

0.4

2

400

300

500

400

0.1

0.8

6

0.8

6

100

12

2.45

2.40

200

Comparator Section

Input Hysteresis

Input Bias Current

Delay Saturation

Delay High Level

Delay Charging Current

Indicate Saturation

Indicate Leakage

Propagation Delay

SG1543/2543

SG3543

Units

Test Conditions

Parameter

2.50

25

0.3

0.2

6

250

0.2

.01

400

10

V

IN

-3V

1.0

10

120

0.5

1.0

CHARACTERISTIC CURVES

FIGURE 1.

SCR TRIGGER POWER LIMITING

FIGURE 2 .

ACTIVATION DELAY VS. CAPACITOR VALUE

Note 5. Input voltage rising on O.V. Input and falling on U.V. Input.

Min. Typ. Max. Min. Typ. Max.

2.55

2.60

1.0

0.5

8

300

0.5

1.0

2.40

2.35

200

2.50

25

0.3

0.2

6

250

0.2

0.1

400

10

2.60

2.65

1.0

0.5

8

300

0.5

1.0

V

V

mV

µA

V

V

µA

V

µA

ns

ms

SCR Trigger Section

Peak Output Current

Peak Output Voltage

Output Off Voltage

Remote Activate Current

Remote Activate Voltage

Reset Current

Reset Voltage

Output Current Rise Time

Prop. Delay from REM. ACT. Pin

Prop. Delay fom O.V. INPUT Pin

400

0.1

0.8

6

0.8

6

100

12

200

13

0

0.4

2

0.4

2

400

300

500

mA

V

V

mA

V

mA

V

mA/

µs

ns

ns

0

70

60

72

0.3

0

100

70

80

0.2

.01

5

200

V

1.0

15

130

0.5

1.0

V

µA

mV

mV

dB

dB

V

µA

MHz

ns

OFFSET/COMP pin open, V

OFFSET/COMP pin open, V

10k

Ω from OFFSET/COMP pin to Gnd,T

0

≤ V

OFFSET/COMP pin open, V

I

V

A

V

+V

+V

+V

REM. ACT. pin = Gnd

REM. ACT pin open

RESET pin = Gnd, REM. ACT. = Gnd

RESET pin open, REM. ACT. = Gnd

R

V

V

T

Sense input = 0V

V

I

V

V

C

C