A3940KLP-T Allegro Microsystems Inc, A3940KLP-T Datasheet - Page 5

• Manufacturer Part Number: A3940KLP-T
• Description: IC MOSFET CONTROLLER 28-TSSOP
• Manufacturer: Allegro Microsystems Inc

Specifications of A3940KLP-T

• Configuration: H Bridge
• Input Type: Non-Inverting
• Delay Time: 225ns
• Current - Peak: 700mA
• Number Of Configurations: 1
• Number Of Outputs: 4
• Voltage - Supply: 7 V ~ 40 V
• Operating Temperature: -40°C ~ 135°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• High Side Voltage - Max (bootstrap): -
• Other names: 620-1058

4
ELECTRICAL CHARACTERISTICS:
V
square wave.
Characteristics
Power Supply
V
VREG5 Output Voltage
VREG5 Line Regulation
VREG5 Load Regulation
VREG5 Short-Circuit Current
VCP Output Voltage Level
VCP Gate Drive
VCP Output Voltage Ripple
VCP Pump-Up time
VREG13 Quiescent Input Current
VREG13 Output Voltage
VREG13 Dropout Voltage
VREG13 Line Regulation
VREG13 Load Regulation
VREG13 Short-Circuit Current
Go-to-Sleep Response Time
Wake-Up Response Time
NOTES: Typical Data is for design information only.
3940
FULL-BRIDGE POWER
MOSFET CONTROLLER
BB
IN
Quiescent Current
V
BB
= 7 V to 40 V, C
Negative current is defined as coming out of (sourcing) the specified device terminal.
p
= 0.47 µF, C
Symbol
V
I
V
V
V
V
I
V
V
V
I
REG13M
REG5M
REG13
t
t
V
REGDV
CP(PP)
REG13
REG13
REG13
sleep
I
I
wake
REG5
REG5
REG5
t
CP
BB
up
CP
r
= 1 µF, C
unless otherwise noted at T
Conditions
RESET = 1, V
coast, stopped, CP disabled, I
RESET = 1, V
coast, stopped, CP disabled, I
RESET = 1, V
RESET = 1, V
stopped, I
RESET = 1, V
RESET = 1, V
stopped, I
RESET = 0
No load
I
I
V
V
V
SR = 1, MODE = 0, ENABLE = PWM
I
V
V
RESET = 1, V
V
I
V
V
V
RESET = 0 to V
RESET = 1 to V
stopped, I
stopped, I
REG5
REG5
CP
REG13
BB
BB
BB
IN
IN
IN
IN
IN
IN
= 15 mA, V
= 15 V, no load
= V
= V
= 15 V - 40 V, I
= 40 V, I
= 40 V, V
= 7 V, I
= 40 V, V
= 14 - 40 V, I
= 4.0 mA
= 0 - 4.0 mA, V
= 15 mA, V
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
CP
CP
REG5
, V
, V
DEAD
DEAD
DEAD
DEAD
CP
BB
BB
REG13
REG13
= 0.1 µF, C
REG5
= 15 mA
BB
BB
BB
BB
BB
BB
BB
= 7 V
BB
= 14 V - 40 V
= 170 µA, I
= 170 µA, I
= 170 µA, I
= 170 µA, I
REG5
REG13
= V
= V
= V
= V
= V
= V
= V
CP
= 14 V - 40 V
IN
= 0 - 15 mA
= 0
= 0 (pulse)
REG13
= 11 V - 14 V
= 15 mA
IN
IN
IN
IN
IN
IN
IN
BB
= 4 V
, UV cleared
= 40 V, V
= 40 V, coast, stopped
= 15 V, V
= 40 V, V
= 15 V, V
= 40 V, V
= 15 V, V
= 40 V
= 15 mA
REG13
CP
CP
CP
CP
= 0 mA
= 15 mA
= 0 mA
= 15 mA
DEAD
DEAD
A
IN
IN
IN
IN
IN
= 10 µF, C
IN
= -40°C to +135°C, T
= 170 µA
= 170 µA
V
V
V
V
V
V
CP
CP
CP
CP
CP
CP
,
, coast,
, coast,
, coast,
, coast,
,
BOOT
= 0.1 µF, PWM = 22.5 kHz
V
11.7
12.6
Min
BB
4.5
15
10
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
+9.5 V
–
J
= -40°C to +150°C,
BB
35.4
35.1
13.3
Typ
500
4.8
4.3
5.0
4.8
5.0
5.0
5.0
2.5
3.5
1.4
0.7
2.0
2.0
1.4
28
13
60
30
+10.7 V
–
–
Limits
Continued next page …
Max
40.0
40.0
BB
13.8
14.0
7.0
7.0
7.0
7.0
1.0
5.5
–
–
–
+11.8
–
–
–
–
–
–
–
–
–
–
–
Units
mA
mA
mA
mA
mA
mA
mV
mV
mA
mA
mV
mA
mV
mV
mA
ms
ms
ms
µA
µs
V
V
V
V
V