MAX1595ETC50+ datasheet(3/7 Pages) MAXIM

Part #	MAX1595ETC50+

Description	Regulated 3.3V/5.0V Step-Up/Step-Down Charge Pump

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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Regulated 3.3V/5.0V Step-Up/Step-Down

Charge Pump

_______________________________________________________________________________________

3

__________________________________________Typical Operating Characteristics

(Circuit of Figure 4, VIN = 2V for MAX1595_ _ _33, VIN = 3V for MAX1595_ _ _50, TA = +25°C, unless otherwise noted.)

0.1

10

1

1000

100

10000

02

13

4

5

NO LOAD SUPPLY CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

6

VOUT = 5V

200ns/div

OUTPUT WAVEFORM

MAX1595 toc02

OUTPUT WAVEFORM. AC-COUPLED.

VIN = 3.6V, ILOAD = 100mA, COUT = 1

μF

VOUT = 5V

4.90

5.00

4.98

4.96

4.94

4.92

5.06

110

100

1000

OUTPUT VOLTAGE

vs. LOAD CURRENT

LOAD CURRENT (mA)

5.04

5.02

VIN = 3V

VIN = 3.6V

VIN = 3.3V

VOUT = 5V

100

0

1

10

100

3V EFFICIENCY

vs. LOAD CURRENT

20

10

LOAD CURRENT (mA)

40

30

60

70

50

80

90

VIN = 1.8V

VIN = 2.4V

2ms/div

LINE-TRANSIENT RESPONSE

MAX1595 toc07

A: INPUT VOLTAGE: VIN = 3.1V TO 3.6V, 500mV/div

B: OUTPUT VOLTAGE: ILOAD = 50mA, 100mV/div

A

B

100

0

0.1

1

10

100

1000

5V EFFICIENCY

vs. LOAD CURRENT

20

LOAD CURRENT (mA)

40

60

80

70

50

30

10

90

VIN = 3.6V

VIN = 3.3V

VIN = 3V

100

μs/div

SHUTDOWN TIMING

MAX1595 toc06

A: OUTPUT VOLTAGE: RL = 100

Ω, 2V/div

B: SHDN VOLTAGE: 2V/div

A

5V

B

200

μs/div

LOAD-TRANSIENT RESPONSE

MAX1595 toc08

A: LOAD CURRENT: ILOAD = 5mA to 95mA, 100mA/div

B: OUTPUT VOLTAGE: AC-COUPLED 100mV/div

A

B

COUT = 1

μF

1

0

2

4

3

5

6

0

2

1

3

4

5

6

OUTPUT VOLTAGE

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

VOUT = 5V, ILOAD = 125mA

VOUT = 3.3V, ILOAD = 75mA

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MAX1595ETC50+ Datasheet(PDF) 3 Page - Maxim Integrated Products

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