MAX829SNTR Просмотр технического описания (PDF) - ON Semiconductor
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MAX829SNTR Datasheet PDF : 12 Pages
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MAX828 MAX829
PIN DESCRIPTION
Pin No.
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ 1
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ 2
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ 3
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ 4
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ 4
Symbol
OUT
VIN
C–
GND
C+
Description
Inverting charge pump output
Positive power supply input
Commutation capacitor negative terminal
Ground
Commutation capacitor positive terminal
ABSOLUTE MAXIMUM RATINGS*
Symbol
Parameter
Value
Unit
Input Voltage (VIN to GND)
+6.0, – 0.3
V
Output Voltage (OUT to GND)
–6.0, +0.3
V
Current at OUT Pin
50
mA
Short–Circuit Duration – OUT to GND
Indefinite
TA
Operating Temperature Range
PD
Power Dissipation (TA ≤ 70°C) SOT–23–5
Derate by 4mW/°C for TA > 70°C
–40 to +85
°C
240
mW
Tstg
Storage Temperature Range
–65 to +150
°C
Tsol
Lead Temperature (Soldering, 10 Seconds)
+300
°C
* Maximum Ratings are those values beyond which damage to the device may occur.
ELECTRICAL CHARACTERISTICS (TA = 0°C to +85°C, VIN = +5V, C1 = C2 = 10µF (MAX828), C1 = C2 = 3.3µF (MAX829), unless
otherwise noted. Typical values are at TA = 25°C.)
Symbol
Characteristic
Min
Typ
Max
Unit
IDD
Supply Current (TA = 25°C)
MAX828
MAX829
µA
—
50
90
—
115
260
V+
Supply Voltage Range (RLOAD = 10kW)
—
—
5.5
V
FOSC
Oscillator Frequency (TA = 25°C)
MAX828
MAX829
kHz
8.4
12
15.6
24.5
35
45.5
PEFF
VEFF
Power Efficiency
ILOAD = 3mA, TA = 25°C
R Voltage Conversion Efficiency (RLOAD = )
%
—
96
—
95
99.9
%
ROUT
Output Resistance (Note 1.)
IOUT = 5mA, TA = 25°C
TA = 0°C to +85°C
W
—
25
50
—
—
65
1. Capacitors C1 and C2 contribution is approximately 20% of the output impedance. For additional information, refer to Equation 1 in the
Applications Information section.
ELECTRICAL CHARACTERISTICS (TA = –40°C to +85°C, VIN = +5V, C1 = C2 = 10µF (MAX828), C1 = C2 = 3.3µF (MAX829),
unless otherwise noted. Typical values are at TA = 25°C.) (Note 2.)
Symbol
Characteristic
Min
Typ
Max
Unit
IDD
Supply Current
MAX828
MAX829
µA
—
—
115
—
—
325
Vin
FOSC
Supply Voltage Range (RLOAD = 10kW)
Oscillator Frequency
MAX828
MAX829
1.5
—
5.5
V
kHz
6.0
—
20
19
—
54.3
ROUT Output Resistance (IOUT = 5mA)
2. All –40°C to +85°C specifications are guaranteed by design.
—
—
65
W
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