LTC1255C Linear Technology, LTC1255C Datasheet - Page 11

• Manufacturer Part Number: LTC1255C
• Description: Dual 24V High-Side MOSFET Driver
• Manufacturer: Linear Technology

TYPICAL APPLICATIO S
18V TO 30V
CHARGER
BATTERY
FROM
10 TO 12
CELL
BATTERY
PACK
14V
CONTROL
CONTROL LOGIC
V
AND DIRECTION
LOGIC
MOTOR SPEED
LOGIC
P OR
10k
10k
OR P
2N2222
MR2535L
9.1V
MMBZ5239BL
5V
100k
+
DIRECTION
DIRECTION
PWM 1
PWM 2
10 to 12 Cell Battery Switch and 5V Ramped Load Switch with
12 A Standby Current and Optional 3A Overcurrent Shutdown
10 F
50V
1N5400
IN1
IN2
U
LTC1255
Automotive Motor Direction and Speed Control with
GND
V
S
0.033 *
0.22 F*
DS1
DS2
*OPTIONAL 3A OVERCURRENT SHUTDOWN
†
G1
G2
SEE LTC1149 DATA SHEET FOR CIRCUIT DETAILS
0.1 F
IN1
IN2
LTC1255
1N4148
Stall-Current Shutdown
GND
100k*
V
S
100
DS1
DS2
IRFR024
G1
G2
0.1 F
12V
MMBZ5242BL
100k
30k
30k
IRFR024
100k
12V
MMBZ5242B
+
100 F
0.1 F
1k
MTD3055E
MTD3055EL
REGULATOR
SWITCHING
EFFICIENCY
DC MOTOR
HIGH
12V
MMBZ5242B
14V
LTC1255 • TA05
V
LTC1255 • TA04
IN
†
V
OUT
MTD3055EL
MTD3055E
MTD3055EL
0.02
+
LTC1255
100 F
SWITCHED
BATTERY
5V/1A
5V/1A
(SWITCHED)
11