NCP785A

www.onsemi.com

2

Figure 2. Simplified Internal Block Diagram

+

−

+

−

1.25 V

VIN

VOUT

GND

Thermal

Shutdown

Current

Limit

NCP785A

Table 1. PIN FUNCTION DESCRIPTION

Pin No.

(SOT−89)

Pin Name

Description

1

VIN

Supply Voltage Input. Connect 2.2

mF capacitor from VIN to GND.

2, Tab

GND

Ground connection.

3

VOUT

Regulator Output. Connect 22

mF or larger MLCC capacitor from VOUT to GND.

Table 2. ABSOLUTE MAXIMUM RATINGS

Rating

Symbol

Value

Unit

Input Voltage (Note 1)

−0.3 to 700

V

Output Voltage

−0.3 to 18

V

Maximum Junction Temperature

150

°C

Storage Temperature

−55 to 150

°C

ESD Capability, Human Body Model (All pins except HV pin no.1) (Note 2)

2000

V

ESD Capability, Machine Model (Note 2)

200

V

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality

should not be assumed, damage may occur and reliability may be affected.

1. Peak 650 V max 1 ms non repeated for 1 s

2. This device series incorporates ESD protection and is tested by the following methods:

ESD Human Body Model tested per AEC−Q100−002 (EIA/JESD22−A114)

ESD Machine Model tested per AEC−Q100−003 (EIA/JESD22−A115)

Latch−up Current Maximum Rating tested per JEDEC standard: JESD78.

Table 3. THERMAL CHARACTERISTICS

Rating

Symbol

Value

Unit

Thermal Characteristics, SOT−89

Thermal Resistance, Junction−to−Air

79

°C/W