LM25115MT/NOPB National Semiconductor, LM25115MT/NOPB Datasheet - Page 5

• Manufacturer Part Number: LM25115MT/NOPB
• Description: IC CTRLR SSPR 42V LD REG 16TSSOP
• Manufacturer: National Semiconductor

Specifications of LM25115MT/NOPB

• Pwm Type: Voltage/Current Mode
• Number Of Outputs: 2
• Frequency - Max: 1MHz
• Duty Cycle: 90%
• Voltage - Supply: 5 V ~ 7.5 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 16-TSSOP
• Frequency-max: 1MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM25115MT; *LM25115MT/NOPB; LM25115MT

VBIAS SUPPLY
VCC LOW DROPOUT BIAS REGULATOR
SOFT-START
ERROR AMPLIFIER and FEEDBACK REFERENCE
CURRENT SENSE AMPLIFIER
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
LO or HO.
Symbol
VccReg
Supply Voltage, VBIAS
Supply Voltage, VCC
Supply voltage bypass, CVBIAS
Reference bypass capacitor, CVCC
HB-HS bootstrap capacitor
SYNC Current Range (VCC = 4.5V)
RAMP Saw Tooth Amplitude
VOUT regulation voltage (VBIAS min = 3V + VOUT)
VREF
GBW
Ibias
Vio
VBIAS to GND
VCC to GND
HS to GND
VOUT, CS to GND
All other inputs to GND
Storage Temperature Range
Junction Temperature
VBIAS Supply Current
VCC Regulation
VCC Current Limit
VCC Under-voltage Lockout Voltage Positive going VCC
VCC Under-voltage Hysteresis
SS Source Impedance
SS Discharge Impedance
FB Reference Voltage
FB Input Bias Current
COMP Source Current
Open Loop Voltage Gain
Gain Bandwidth Product
Input Offset Voltage
COMP Offset
RAMP Offset
Current Sense Amplifier Gain
Output DC Offset
Amplifier Bandwidth
Parameter
Parameter
–55˚C to +150˚C
– 0.3V to 15V
−0.3V to 7.0V
–0.3V to 32V
–0.3V to 9V
–1V to 45V
Unless otherwise specified, T
(Note 1)
Typical Operating Conditions
+150˚C
F
VCC open circuit. Outputs not
switching
(Note 4)
Measured at FB pin
FB = 2V
Threshold for V
= VOUT = 0V
Threshold for V
1.5V, CS = VOUT = 0V
SYNC
= 200kHz
5
Conditions
HO
HO
Operating Ratings
= high RAMP = CS
= high COMP =
VBIAS supply voltage
VCC supply voltage
HS voltage
HB voltage
Operating Junction Temperature
ESD Rating
HBM (Note 2)
0.047
0.75
Min
4.5
4.5
0.1
0.1
50
1
J
= –40˚C to +125˚C, VBIAS = 12V, No Load on
Typ
1
1
0.737
6.65
Min
0.2
43
-7
4
Max
1.75
13.5
150
0.25
0.75
1.27
Typ
100
300
500
30
10
0.2
1.1
40
60
60
16
7
7
4
0
2
–40˚C to +125˚C
0.763
Max
7.15
4.5
0.3
0.5
77
4
7
5V to 7.5V
VCC + HS
5V to 30V
0V to 42V
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Units
µA
µF
µF
µF
V
V
V
V
2 kV
Units
MHz
kHz
V/V
mA
mA
mV
k
µA
µA
dB
V
V
V
V
V
V
V