LM2419T
LM2419T is Triple 65 MHz CRT Driver manufactured by National Semiconductor.
Description
The LM2419 contains three wide bandwidth large signal amplifiers designed for large voltage swings The amplifiers have a gain of b15 The device is intended for use in color CRT monitors and is a low cost solution to designs conforming to 1024 x 768 display resolution The device is mounted in the industry standard 11-lead TO-220 molded power package The heat sink is electrically isolated and may be grounded for ease of manufacturing and EMI RFI shielding
Features
Y Y Y Y Y
50 VPP output swing at 65 MHz Rise Fall time 5 ns with 12 p F load 60 VPP output swing capability Pin and function patible with LM2416 No low frequency tilt pensation required
Applications
CRT driver for SVGA IBM 8514 and 1024 x 768 display resolution RGB monitors
Schematic and Connection Diagrams
One Channel
TL H 11442
- 1
TL H 11442
- 2
Order Number LM2419T See NS Package Number TA11B
C1995 National Semiconductor Corporation
TL H 11442
RRD-B30M115 Printed in U S A
Absolute Maximum Ratings (Note 1)
If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications a 85V Supply Voltage (V a ) b 25 C to a 100 C Storage Temperature (TSTG) b 20 C to a 90 C Operating Case Temperature TCase Lead Temperature (soldering k10 sec ) 300 C ESD Tolerance 2 k V
Electrical Characteristics
Unless otherwise specified the following specifications apply for V a e 80V DC input bias VIN DC e 3 9V 50 VPP output swing frequency e 1 MHz VBias e 12V CL e 12 p F TA e 25 C see test circuit Figure 1 Symbol ICC IB VOUT tr tf AV OS LE DAV match Parameter Supply Current (per Amplifier) Bias Current (Pins 2 or 7 or 9) Output Offset Voltage Rise Time Fall Time Voltage Gain Overshoot Linearlty Error Gain Matching VIN tr tf k 2 ns VOUT e 25V to 75V 10% to 90% 90% to 10% b 13
Conditions Input Output Open Circuit
Min (Note 3)
Typ (Note 2) 27 11
Max (Note 3) 40
Units (Limit) m A m A
50 5 5 b 15
V ns ns b...