CS5101EDWR16 datasheet(4/9 Pages) ONSEMI

Part #	CS5101EDWR16

Description	Secondary Side Post Regulator for AC/DC and DC/DC Multiple Output Converters

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ELECTRICAL CHARACTERISTICS (−40°C ≤ TA ≤ 85°C, −40°C ≤ TJ ≤ 150°C, 10 V < VCC < 45 V, 8.0 V < VC < 75 V;

unless otherwise specified.)

Characteristic

Test Conditions

Min

Typ

Max

Unit

Output Stage

VG, High

VSYNC = 5.0 V, IVG = 200 mA, VC − VG

−

1.6

2.5

V

VG, Low

VSYNC = 0 V, IVG = 200 mA

−

0.9

1.5

V

VG Rise Time

Switch VSYNC High, CG = 1.0 nF, VCC = 15 V,

measure 2.0 V to 8.0 V

−

30

75

ns

VG Fall Time

Switch VSYNC Low, CG = 1.0 nF, VCC = 15 V,

measure 8.0 V to 2.0 V

−

40

100

ns

VG Resistance to GND

Remove supplies, VG = 10 V

−

50

100

kW

VD Resistance to GND

Remove supplies, VD = 10 V

500

1500

−

W

General

ICC, Operating

VSYNC = 5.0 V

−

12

18

mA

ICC in UVL

VCC = 6.0 V

−

300

500

mA

ICC in Sleep Mode High

VRAMP = 0 V, VCC = 45 V

−

80

200

mA

ICC in Sleep Mode Low

VRAMP = 0 V, VCC = 10 V

−

20

50

mA

IC, Operating High

VSYNC = 5.0 V, VFB = VIS− = 0 V, VC = 75 V

−

4.0

8.0

mA

IC, Operating Low

VSYNC = 5.0 V, VFB = VIS− = 0 V, VC = 8.0 V

−

3.0

6.0

mA

UVLO Start Voltage

−

7.4

8.0

9.2

V

UVLO Stop Voltage

−

6.4

7.0

8.3

V

UVLO Hysteresis

−

0.8

1.0

1.2

V

Leading Edge, tDELAY

VSYNC = 2.5 V to VG = 8.0 V

−

280

−

ns

Trailing Edge, tDELAY

VSYNC = 2.5 V to VG = 2.0 V

−

750

−

ns

PACKAGE PIN DESCRIPTION

PACKAGE LEAD #

LEAD SYMBOL

FUNCTION

PDIP−14

SO−16WB

1

SYNC

Synchronization input.

2

VCC

Logic supply (10 V to 45 V).

3

VREF

5.0 V voltage reference.

4

−

LGND

Logic level ground (analog and digital ground tied).

5

6

VFB

Error amplifier inverting input.

6

7

COMP

Error amplifier output and compensation.

7

8

RAMP

RAMP programmable with the external capacitor.

8

9

IS+

Current sense amplifier non−inverting input.

9

10

IS−

Current sense amplifier inverting input.

10

11

IS COMP

Current sense amplifier compensation and output.

11

12, 13

PGND

Power ground.

12

14

VG

External power switch gate drive.

13

15

VC

Output power stage supply voltage (8.0 V to 75 V).

14

16

VD

External FET DRAIN voltage monitor.

−

5

AGND

Analog ground.

−

4

DGND

Digital ground.

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